Common use of Designation Clause in Contracts

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 2023-4.” The Series 2023-4 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 2023-4 5.15% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 2023-4 5.46% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 2023-4” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 2023-4 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 2023-4 shall be included in Group I and shall be a Principal Sharing Series. Series 2023-4 shall be an Excess Allocation Series. Series 2023-4 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 2023-4 shall be the October 2023 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30, 2023. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232017-41.” The Series 20232017-4 1 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232017-4 5.151 1.93% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232017-4 5.461 2.10% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232017-41” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232017-4 1 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232017-4 1 shall be included in Group I and shall be a Principal Sharing Series. Series 20232017-4 1 shall be an Excess Allocation Series. Series 20232017-4 1 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232017-4 1 shall be the October 2023 March 2017 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30February 28, 20232017. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor Transferors may, from time to time, increase the amount of the Series 20232017-4 1 Certificates by issuing and selling additional Series 20232017-4 1 Certificates. Any additional Series 20232017-4 1 Certificates so issued shall be treated, for all purpose, like the Series 20232017-4 1 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232017-4 1 shall be a Repurchase Reporting Series. . (f) Series 20232017-4 1 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232017-4 1 with respect to any Rating Agency (other than Standard & PoorMoody’s) then rating Series 20232017-41.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232022-42.” The Series 20232022-4 2 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232022-4 5.152 3.39% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232022-4 5.462 3.61% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232022-42” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232022-4 2 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232022-4 2 shall be included in Group I and shall be a Principal Sharing Series. Series 20232022-4 2 shall be an Excess Allocation Series. Series 20232022-4 2 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232022-4 2 shall be the October 2023 June 2022 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30May 31, 20232022. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232022-4 2 Certificates by issuing and selling additional Series 20232022-4 2 Certificates. Any additional Series 20232022-4 2 Certificates so issued shall be treated, for all purpose, like the Series 20232022-4 2 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232022-4 2 shall be a Repurchase Reporting Series. . (f) Series 20232022-4 2 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232022-4 2 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232022-42.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232024-42.” The Series 20232024-4 2 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232024-4 5.152 5.24% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232024-4 5.462 5.51% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232024-42” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232024-4 2 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232024-4 2 shall be included in Group I and shall be a Principal Sharing Series. Series 20232024-4 2 shall be an Excess Allocation Series. Series 20232024-4 2 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232024-4 2 shall be the October 2023 May 2024 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September April 30, 20232024. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232024-4 2 Certificates by issuing and selling additional Series 20232024-4 2 Certificates. Any additional Series 20232024-4 2 Certificates so issued shall be treated, for all purpose, like the Series 20232024-4 2 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232024-4 2 shall be a Repurchase Reporting Series. . (f) Series 20232024-4 2 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232024-4 2 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232024-42.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232019-42.” The Series 20232019-4 2 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232019-4 5.152 2.67% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232019-4 5.462 2.86% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232019-42” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232019-4 2 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232019-4 2 shall be included in Group I and shall be a Principal Sharing Series. Series 20232019-4 2 shall be an Excess Allocation Series. Series 20232019-4 2 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232019-4 2 shall be the October 2023 May 2019 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September April 30, 20232019. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232019-4 2 Certificates by issuing and selling additional Series 20232019-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.2

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232018-4.” The Series 20232018-4 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232018-4 5.152.99% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232018-4 5.463.18% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232018-4” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232018-4 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232018-4 shall be included in Group I and shall be a Principal Sharing Series. Series 20232018-4 shall be an Excess Allocation Series. Series 20232018-4 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232018-4 shall be the October 2023 June 2018 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30May 31, 20232018. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232018-4 Certificates by issuing and selling additional Series 20232018-4 Certificates. Any additional Series 20232018-4 Certificates so issued shall be treated, for all purpose, like the Series 20232018-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232018-4 shall be a Repurchase Reporting Series. . (f) Series 20232018-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232018-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232018-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232019-43.” The Series 20232019-4 3 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232019-4 5.153 2.00% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232019-4 5.463 2.20% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232019-43” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232019-4 3 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232019-4 3 shall be included in Group I and shall be a Principal Sharing Series. Series 20232019-4 3 shall be an Excess Allocation Series. Series 20232019-4 3 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232019-4 3 shall be the October 2023 2019 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30, 20232019. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232019-4 3 Certificates by issuing and selling additional Series 20232019-4 3 Certificates. Any additional Series 20232019-4 3 Certificates so issued shall be treated, for all purpose, like the Series 20232019-4 3 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232019-4 3 shall be a Repurchase Reporting Series. . (f) Series 20232019-4 3 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232019-4 3 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232019-43.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232018-41.” The Series 20232018-4 1 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232018-4 5.151 2.67% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232018-4 5.461 2.82% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232018-41” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232018-4 1 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232018-4 1 shall be included in Group I and shall be a Principal Sharing Series. Series 20232018-4 1 shall be an Excess Allocation Series. Series 20232018-4 1 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232018-4 1 shall be the October 2023 April 2018 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30March 31, 20232018. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor Transferors may, from time to time, increase the amount of the Series 20232018-4 1 Certificates by issuing and selling additional Series 20232018-4 1 Certificates. Any additional Series 20232018-4 1 Certificates so issued shall be treated, for all purpose, like the Series 20232018-4 1 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232018-4 1 shall be a Repurchase Reporting Series. . (f) Series 20232018-4 1 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232018-4 1 with respect to any Rating Agency (other than Standard & PoorMoody’s) then rating Series 20232018-41.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232022-43.” The Series 20232022-4 3 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232022-4 5.153 3.75% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232022-4 5.463 4.07% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232022-43” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232022-4 3 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232022-4 3 shall be included in Group I and shall be a Principal Sharing Series. Series 20232022-4 3 shall be an Excess Allocation Series. Series 20232022-4 3 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232022-4 3 shall be the October 2023 September 2022 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30August 31, 20232022. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232022-4 3 Certificates by issuing and selling additional Series 20232022-4 3 Certificates. Any additional Series 20232022-4 3 Certificates so issued shall be treated, for all purpose, like the Series 20232022-4 3 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232022-4 3 shall be a Repurchase Reporting Series. . (f) Series 20232022-4 3 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232022-4 3 with respect to any Rating Agency (other than Standard & PoorMoody’s) then rating Series 20232022-43.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232018-49.” The Series 20232018-4 9 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232018-4 5.15% 9 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232018-4 5.46% 9 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232018-49” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232018-4 9 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232018-4 9 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232018-4 9 shall be an Excess Allocation Series. Series 20232018-4 9 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232018-4 9 shall be the October 2023 2018 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30, 20232018. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232018-4 9 Certificates by issuing and selling additional Series 20232018-4 9 Certificates. Any additional Series 20232018-4 9 Certificates so issued shall be treated, for all purpose, like the Series 20232018-4 9 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232018-4 9 shall be a Repurchase Reporting Series. . (f) Series 20232018-4 9 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232018-4 9 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232018-49.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232018-45.” The Series 20232018-4 5 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232018-4 5.15% 5 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232018-4 5.46% 5 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232018-45” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232018-4 5 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232018-4 5 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232018-4 5 shall be an Excess Allocation Series. Series 20232018-4 5 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232018-4 5 shall be the October 2023 June 2018 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30May 31, 20232018. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232018-4 5 Certificates by issuing and selling additional Series 20232018-4 5 Certificates. Any additional Series 20232018-4 5 Certificates so issued shall be treated, for all purpose, like the Series 20232018-4 5 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232018-4 5 shall be a Repurchase Reporting Series. . (f) Series 20232018-4 5 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232018-4 5 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232018-45.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232018-48.” The Series 20232018-4 8 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232018-4 5.158 3.18% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232018-4 5.468 3.35% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232018-48” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232018-4 8 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232018-4 8 shall be included in Group I and shall be a Principal Sharing Series. Series 20232018-4 8 shall be an Excess Allocation Series. Series 20232018-4 8 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232018-4 8 shall be the October 2023 2018 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30, 20232018. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232018-4 8 Certificates by issuing and selling additional Series 20232018-4 8 Certificates. Any additional Series 20232018-4 8 Certificates so issued shall be treated, for all purpose, like the Series 20232018-4 8 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232018-4 8 shall be a Repurchase Reporting Series. . (f) Series 20232018-4 8 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232018-4 8 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232018-48.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232017-42.” The Series 20232017-4 2 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232017-4 5.15% 2 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232017-4 5.46% 2 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232017-42” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232017-4 2 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232017-4 2 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232017-4 2 shall be an Excess Allocation Series. Series 20232017-4 2 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232017-4 2 shall be the October 2023 March 2017 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30February 28, 20232017. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor Transferors may, from time to time, increase the amount of the Series 20232017-4 2 Certificates by issuing and selling additional Series 20232017-4 2 Certificates. Any additional Series 20232017-4 2 Certificates so issued shall be treated, for all purpose, like the Series 20232017-4 2 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232017-4 2 shall be a Repurchase Reporting Series. . (f) Series 20232017-4 2 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232017-4 2 with respect to any Rating Agency (other than Standard & PoorMoody’s) then rating Series 20232017-42.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232018-47.” The Series 20232018-4 7 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232018-4 5.15% 7 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232018-4 5.46% 7 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232018-47” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232018-4 7 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232018-4 7 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232018-4 7 shall be an Excess Allocation Series. Series 20232018-4 7 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232018-4 7 shall be the October 2023 August 2018 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30July 31, 20232018. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232018-4 7 Certificates by issuing and selling additional Series 20232018-4 7 Certificates. Any additional Series 20232018-4 7 Certificates so issued shall be treated, for all purpose, like the Series 20232018-4 7 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232018-4 7 shall be a Repurchase Reporting Series. . (f) Series 20232018-4 7 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232018-4 7 with respect to any Rating Agency (other than Standard & PoorMoody’s) then rating Series 20232018-47.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232025-41.” The Series 20232025-4 1 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232025-4 5.151 4.56% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232025-4 5.461 4.96% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232025-41” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232025-4 1 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232025-4 1 shall be included in Group I and shall be a Principal Sharing Series. Series 20232025-4 1 shall be an Excess Allocation Series. Series 20232025-4 1 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232025-4 1 shall be the October 2023 March 2025 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30February 28, 20232025. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232025-4 1 Certificates by issuing and selling additional Series 20232025-4 1 Certificates. Any additional Series 20232025-4 1 Certificates so issued shall be treated, for all purpose, like the Series 20232025-4 1 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232025-4 1 shall be a Repurchase Reporting Series. . (f) Series 20232025-4 1 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232025-4 1 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232025-41.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232018-42.” The Series 20232018-4 2 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232018-4 5.152 3.01% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232018-4 5.462 3.18% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232018-42” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232018-4 2 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232018-4 2 shall be included in Group I and shall be a Principal Sharing Series. Series 20232018-4 2 shall be an Excess Allocation Series. Series 20232018-4 2 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232018-4 2 shall be the October 2023 April 2018 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30March 31, 20232018. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor Transferors may, from time to time, increase the amount of the Series 20232018-4 2 Certificates by issuing and selling additional Series 20232018-4 2 Certificates. Any additional Series 20232018-4 2 Certificates so issued shall be treated, for all purpose, like the Series 20232018-4 2 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232018-4 2 shall be a Repurchase Reporting Series. . (f) Series 20232018-4 2 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232018-4 2 with respect to any Rating Agency (other than Standard & PoorMoody’s) then rating Series 20232018-42.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “"American Express Credit Account Master Trust, Series 20232000-4.” " The Series 20232000-4 Certificates shall be issued in two Classes, the first of which shall be known as the “"Class A Series 20232000-4 5.15% Floating Rate Asset Backed Certificates” " and the second of which shall be known as the “"Class B Series 20232000-4 5.46% Floating Rate Asset Backed Certificates.” " In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “"Collateral Interest, Series 20232000-4” " and which shall be deemed to be “"Investor Certificates” " for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “"Tax Opinion” " in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232000-4 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232000-4 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232000-4 shall be an Excess Allocation Series. Series 20232000-4 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232000-4 shall be the October 2023 July 2000 Distribution Date and the first Monthly Period shall begin on and include the Closing Date Date, and end on and include September 30July 24, 20232000. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232018-46.” The Series 20232018-4 6 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232018-4 5.156 3.06% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232018-4 5.466 3.25% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232018-46” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232018-4 6 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232018-4 6 shall be included in Group I and shall be a Principal Sharing Series. Series 20232018-4 6 shall be an Excess Allocation Series. Series 20232018-4 6 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232018-4 6 shall be the October 2023 August 2018 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30July 31, 20232018. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232018-4 6 Certificates by issuing and selling additional Series 20232018-4 6 Certificates. Any additional Series 20232018-4 6 Certificates so issued shall be treated, for all purpose, like the Series 20232018-4 6 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232018-4 6 shall be a Repurchase Reporting Series. . (f) Series 20232018-4 6 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232018-4 6 with respect to any Rating Agency (other than Standard & PoorMoody’s) then rating Series 20232018-46.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232017-46.” The Series 20232017-4 6 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232017-4 5.156 2.04% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232017-4 5.466 2.20% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232017-46” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232017-4 6 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232017-4 6 shall be included in Group I and shall be a Principal Sharing Series. Series 20232017-4 6 shall be an Excess Allocation Series. Series 20232017-4 6 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232017-4 6 shall be the October 2023 November 2017 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30October 31, 20232017. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor Transferors may, from time to time, increase the amount of the Series 20232017-4 6 Certificates by issuing and selling additional Series 20232017-4 6 Certificates. Any additional Series 20232017-4 6 Certificates so issued shall be treated, for all purpose, like the Series 20232017-4 6 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232017-4 6 shall be a Repurchase Reporting Series. . (f) Series 20232017-4 6 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232017-4 6 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232017-46.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232019-41.” The Series 20232019-4 1 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232019-4 5.151 2.87% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232019-4 5.461 3.07% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232019-41” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232019-4 1 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232019-4 1 shall be included in Group I and shall be a Principal Sharing Series. Series 20232019-4 1 shall be an Excess Allocation Series. Series 20232019-4 1 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232019-4 1 shall be the October 2023 March 2019 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30February 28, 20232019. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232019-4 1 Certificates by issuing and selling additional Series 20232019-4 1 Certificates. Any additional Series 20232019-4 1 Certificates so issued shall be treated, for all purpose, like the Series 20232019-4 1 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232019-4 1 shall be a Repurchase Reporting Series. . (f) Series 20232019-4 1 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232019-4 1 with respect to any Rating Agency (other than Standard & PoorMoody’s) then rating Series 20232019-41.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232017-43.” The Series 20232017-4 3 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232017-4 5.153 1.77% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232017-4 5.463 1.92% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232017-43” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232017-4 3 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232017-4 3 shall be included in Group I and shall be a Principal Sharing Series. Series 20232017-4 3 shall be an Excess Allocation Series. Series 20232017-4 3 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232017-4 3 shall be the October 2023 March 2017 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September April 30, 20232017. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor Transferors may, from time to time, increase the amount of the Series 20232017-4 3 Certificates by issuing and selling additional Series 20232017-4 3 Certificates. Any additional Series 20232017-4 3 Certificates so issued shall be treated, for all purpose, like the Series 20232017-4 3 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232017-4 3 shall be a Repurchase Reporting Series. . (f) Series 20232017-4 3 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232017-4 3 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232017-43.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232018-43.” The Series 20232018-4 3 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232018-4 5.15% 3 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232018-4 5.46% 3 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232018-43” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232018-4 3 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232018-4 3 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232018-4 3 shall be an Excess Allocation Series. Series 20232018-4 3 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232018-4 3 shall be the October 2023 April 2018 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30March 31, 20232018. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor Transferors may, from time to time, increase the amount of the Series 20232018-4 3 Certificates by issuing and selling additional Series 20232018-4 3 Certificates. Any additional Series 20232018-4 3 Certificates so issued shall be treated, for all purpose, like the Series 20232018-4 3 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232018-4 3 shall be a Repurchase Reporting Series. . (f) Series 20232018-4 3 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232018-4 3 with respect to any Rating Agency (other than Standard & PoorMoody’s) then rating Series 20232018-43.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232017-48.” The Series 20232017-4 8 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232017-4 5.15% 8 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232017-4 5.46% 8 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232017-48” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232017-4 8 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232017-4 8 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232017-4 8 shall be an Excess Allocation Series. Series 20232017-4 8 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232017-4 8 shall be the October 2023 November 2017 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30October 31, 20232017. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor Transferors may, from time to time, increase the amount of the Series 20232017-4 8 Certificates by issuing and selling additional Series 20232017-4 8 Certificates. Any additional Series 20232017-4 8 Certificates so issued shall be treated, for all purpose, like the Series 20232017-4 8 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232017-4 8 shall be a Repurchase Reporting Series. . (f) Series 20232017-4 8 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232017-4 8 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232017-48.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express the "National City Credit Account Card Master Trust, Series 20232000-41.” " The Series 20232000-4 1 Certificates shall be issued in two Classes, the first of which shall be known as the “"Class A Series 2023-4 5.15% Floating Rate Asset Backed Certificates” , Series 2000-1" and the second of which shall be known as the “"Class B Series 2023-4 5.46% Floating Rate Asset Backed Certificates, Series 2000-1.” " The Class A Certificates and the Class B Certificates shall be substantially in the form of EXHIBITS A-1 and A-2 hereto, respectively. In addition, there is hereby created a third Class of an uncertificated interests interest in the Trust which shall be known as the “Collateral Interest, Series 2023-4” and which shall be deemed to be “an "Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 2023-4 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer Certificate" for all purposes under the Agreement and this Supplement, except as expressly provided herein, and which shall be known as the Collateral Interest, Series 2000-1 (the "COLLATERAL INTEREST"). (b) Series 20232000-4 1 shall be included in Group I and shall be a Principal Sharing SeriesOne (as defined below). Series 20232000-4 shall be an Excess Allocation Series. Series 2023-4 1 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 2023-4 shall be the October 2023 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30, 2023. (c) Except The Collateral Interest Holder, as holder of an "Investor Certificate" under the Agreement, shall be entitled to the benefits of the Agreement and this Supplement upon payment by the Collateral Interest Holder of amounts owing on the Closing Date as agreed to by the Seller and the Collateral Interest Holder. Notwithstanding the foregoing, except as expressly provided herein, (i) the provisions of Article ARTICLE VI and Article ARTICLE XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates and the opinion described in SECTION 6.09(b)(d)(i) and clauses (a) and (c) of the definition of Tax Opinion in SECTION 1.01 of the Agreement shall not be applicable to the Collateral Interest, and (ii) the provisions of Section SECTION 3.07 of the Agreement shall not apply to cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsSeller intends and, and together with the Collateral Interest Holder, agree agrees to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant Notwithstanding any provision in the Agreement or in this Supplement to Section 6.03(c) of the Agreementcontrary, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 first Distribution Date with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232000-41 shall be the October 2000 Distribution Date and the first Monthly Period shall be the period from the Closing Date until September 30, 2000.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232024-41.” The Series 20232024-4 1 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232024-4 5.151 5.23% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232024-4 5.461 5.50% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232024-41” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232024-4 1 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232024-4 1 shall be included in Group I and shall be a Principal Sharing Series. Series 20232024-4 1 shall be an Excess Allocation Series. Series 20232024-4 1 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232024-4 1 shall be the October 2023 May 2024 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September April 30, 20232024. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232024-4 1 Certificates by issuing and selling additional Series 20232024-4 1 Certificates. Any additional Series 20232024-4 1 Certificates so issued shall be treated, for all purpose, like the Series 20232024-4 1 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232024-4 1 shall be a Repurchase Reporting Series. . (f) Series 20232024-4 1 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232024-4 1 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232024-41.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232017-4.” The Series 20232017-4 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232017-4 5.151.64% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232017-4 5.461.82% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232017-4” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232017-4 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232017-4 shall be included in Group I and shall be a Principal Sharing Series. Series 20232017-4 shall be an Excess Allocation Series. Series 20232017-4 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232017-4 shall be the October 2023 June 2017 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30May 31, 20232017. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor Transferors may, from time to time, increase the amount of the Series 20232017-4 Certificates by issuing and selling additional Series 20232017-4 Certificates. Any additional Series 20232017-4 Certificates so issued shall be treated, for all purpose, like the Series 20232017-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232017-4 shall be a Repurchase Reporting Series. . (f) Series 20232017-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232017-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232017-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 2023-43.” The Series 2023-4 3 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 2023-4 5.153 5.23% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 2023-4 5.463 5.52% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 2023-43” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 2023-4 3 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 2023-4 3 shall be included in Group I and shall be a Principal Sharing Series. Series 2023-4 3 shall be an Excess Allocation Series. Series 2023-4 3 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 2023-4 3 shall be the October 2023 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30, 2023. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 3 Certificates by issuing and selling additional Series 2023-4 3 Certificates. Any additional Series 2023-4 3 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 3 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 3 shall be a Repurchase Reporting Series. . (f) Series 2023-4 3 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 3 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-43.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232022-4.” The Series 20232022-4 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232022-4 5.154.95% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232022-4 5.465.23% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232022-4” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232022-4 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232022-4 shall be included in Group I and shall be a Principal Sharing Series. Series 20232022-4 shall be an Excess Allocation Series. Series 20232022-4 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232022-4 shall be the October 2023 December 2022 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30November 31, 20232022. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232022-4 Certificates by issuing and selling additional Series 20232022-4 Certificates. Any additional Series 20232022-4 Certificates so issued shall be treated, for all purpose, like the Series 20232022-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232022-4 shall be a Repurchase Reporting Series. . (f) Series 20232022-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232022-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232022-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232019-4.” The Series 20232019-4 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232019-4 5.15% Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232019-4 5.46% Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232019-4” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232019-4 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232019-4 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232019-4 shall be an Excess Allocation Series. Series 20232019-4 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232019-4 shall be the October 2023 2019 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30, 20232019. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232019-4 Certificates by issuing and selling additional Series 20232019-4 Certificates. Any additional Series 20232019-4 Certificates so issued shall be treated, for all purpose, like the Series 20232019-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232019-4 shall be a Repurchase Reporting Series. . (f) Series 20232019-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232019-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232019-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232025-42.” The Series 20232025-4 2 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232025-4 5.152 4.28% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232025-4 5.462 4.59% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232025-42” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232025-4 2 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232025-4 2 shall be included in Group I and shall be a Principal Sharing Series. Series 20232025-4 2 shall be an Excess Allocation Series. Series 20232025-4 2 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232025-4 2 shall be the October 2023 June 2025 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30May 31, 20232025. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232025-4 2 Certificates by issuing and selling additional Series 20232025-4 2 Certificates. Any additional Series 20232025-4 2 Certificates so issued shall be treated, for all purpose, like the Series 20232025-4 2 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232025-4 2 shall be a Repurchase Reporting Series. (f) Series 20232025-4 2 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232025-4 2 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232025-42.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232017-47.” The Series 20232017-4 7 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232017-4 5.157 2.35% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232017-4 5.467 2.54% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232017-47” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232017-4 7 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232017-4 7 shall be included in Group I and shall be a Principal Sharing Series. Series 20232017-4 7 shall be an Excess Allocation Series. Series 20232017-4 7 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232017-4 7 shall be the October 2023 November 2017 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30October 31, 20232017. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor Transferors may, from time to time, increase the amount of the Series 20232017-4 7 Certificates by issuing and selling additional Series 20232017-4 7 Certificates. Any additional Series 20232017-4 7 Certificates so issued shall be treated, for all purpose, like the Series 20232017-4 7 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232017-4 7 shall be a Repurchase Reporting Series. . (f) Series 20232017-4 7 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232017-4 7 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232017-47.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232024-43.” The Series 20232024-4 3 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232024-4 5.153 4.65% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232024-4 5.463 5.08% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232024-43” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232024-4 3 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232024-4 3 shall be included in Group I and shall be a Principal Sharing Series. Series 20232024-4 3 shall be an Excess Allocation Series. Series 20232024-4 3 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232024-4 3 shall be the October 2023 August 2024 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30July 31, 20232024. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232024-4 3 Certificates by issuing and selling additional Series 20232024-4 3 Certificates. Any additional Series 20232024-4 3 Certificates so issued shall be treated, for all purpose, like the Series 20232024-4 3 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232024-4 3 shall be a Repurchase Reporting Series. . (f) Series 20232024-4 3 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232024-4 3 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232024-43.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232021-41.” The Series 20232021-4 1 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232021-4 5.151 0.90% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232021-4 5.461 1.10% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232021-41” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232021-4 1 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232021-4 1 shall be included in Group I and shall be a Principal Sharing Series. Series 20232021-4 1 shall be an Excess Allocation Series. Series 20232021-4 1 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232021-4 1 shall be the October 2023 December 2021 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September November 30, 20232021. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232021-4 1 Certificates by issuing and selling additional Series 20232021-4 1 Certificates. Any additional Series 20232021-4 1 Certificates so issued shall be treated, for all purpose, like the Series 20232021-4 1 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232021-4 1 shall be a Repurchase Reporting Series. . (f) Series 20232021-4 1 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232021-4 1 with respect to any Rating Agency (other than Standard & PoorMoody’s) then rating Series 20232021-41.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232025-43.” The Series 20232025-4 3 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232025-4 5.153 4.51% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232025-4 5.463 4.83% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232025-43” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232025-4 3 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232025-4 3 shall be included in Group I and shall be a Principal Sharing Series. Series 20232025-4 3 shall be an Excess Allocation Series. Series 20232025-4 3 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232025-4 3 shall be the October 2023 June 2025 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30May 31, 20232025. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232025-4 3 Certificates by issuing and selling additional Series 20232025-4 3 Certificates. Any additional Series 20232025-4 3 Certificates so issued shall be treated, for all purpose, like the Series 20232025-4 3 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232025-4 3 shall be a Repurchase Reporting Series. . (f) Series 20232025-4 3 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232025-4 3 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232025-43.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232008-4.” The Series 20232008-4 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232008-4 5.15% Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232008-4 5.46% Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232008-4” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232008-4 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232008-4 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232008-4 shall be an Excess Allocation Series. Series 20232008-4 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232008-4 shall be the October 2023 May 2008 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30April 24, 20232008. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express "Travelers Bank Credit Account Card Master TrustTrust I, Series 20231998-41.” " The Series 2023-4 of Investor Certificates created hereby shall be issued in two three Classes, the . The first of which Class shall be known as the “"Class A Series 2023-4 5.156.00% Asset Backed Certificates” and , Series 1998-1," the second of which Class shall be known as the “"Class B Series 2023-4 5.46% Asset Backed Certificates.” In addition, there is hereby created a Series 1998-1" and the third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest"Class C Asset Backed Interests, Series 20231998-4” 1." Except as expressly provided herein, the Class B Certificates and which the Class C Interests shall be deemed to be “"Investor Certificates” " for all purposes under the Agreement and this Supplement other than for purposes and shall be in uncertificated form. Notwithstanding anything to the contrary in the Agreement, (i) none of the definition of Class B Certificateholders or the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Class C Interest Holders shall be considered a Class of Series 2023-4 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this SupplementSeries 1998-1. (b) Series 20231998-4 1 shall be included in Group I and One. Series 1998-1 shall be a Principal Sharing SeriesSeries with respect to Group One only. Series 20231998-4 1 shall be an Excess Allocation SeriesSeries with respect to Group One only. Series 20231998-4 1 shall be entitled to share Excess Transferor Finance Charge Collections and Shared Transferor Principal Collections. Series 1998-1 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20231998-4 1 shall be the October 2023 April 15, 1998 Distribution Date, and references herein to the Monthly Period relating to the April 15, 1998 Distribution Date and shall mean the first Monthly Period shall begin on and include period from the Closing Date and end on and include September 30through March 31, 20231998. (c) Except In the event that any term or provision contained herein shall conflict with or be inconsistent with any term or provision contained in the Agreement, the terms and provisions of this Supplement shall govern. (d) The Class B Certificateholders and the Class C Interest Holders, as holders of an "Investor Certificate" under the Agreement, shall be entitled to the benefits of the Agreement and this Supplement. Notwithstanding the foregoing, except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates and clauses (a) and (c) of the definition of "Tax Opinion" in Section 1.01 of the Agreement shall not be applicable to the Collateral Interest, and (ii) Class B Certificates or the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the TrustClass C Interests. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232008-47.” The Series 20232008-4 7 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232008-4 5.15% 7 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232008-4 5.46% 7 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232008-47” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232008-4 7 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232008-4 7 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232008-4 7 shall be an Excess Allocation Series. Series 20232008-4 7 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232008-4 7 shall be the October 2023 September 2008 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30August 24, 20232008. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232007-47.” The Series 20232007-4 7 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232007-4 5.15% 7 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232007-4 5.46% 7 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232007-47” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232007-4 7 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232007-4 7 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232007-4 7 shall be an Excess Allocation Series. Series 20232007-4 7 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232007-4 7 shall be the October 2023 August 2007 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30July 24, 20232007. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232013-43.” The Series 20232013-4 3 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232013-4 5.153 0.98% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232013-4 5.463 1.28% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232013-43” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232013-4 3 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232013-4 3 shall be included in Group I and shall be a Principal Sharing Series. Series 20232013-4 3 shall be an Excess Allocation Series. Series 20232013-4 3 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232013-4 3 shall be the October 2023 December 2013 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30November 24, 20232013. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232013-4 3 with respect to any Rating Agency (other than Standard & PoorMoody’s) then rating Series 20232013-43.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232012-42.” The Series 20232012-4 2 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232012-4 5.152 0.68% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232012-4 5.462 0.99% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232012-42” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232012-4 2 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232012-4 2 shall be included in Group I and shall be a Principal Sharing Series. Series 20232012-4 2 shall be an Excess Allocation Series. Series 20232012-4 2 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232012-4 2 shall be the October 2023 September 2012 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30August 25, 20232012. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232012-4 2 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232012-42.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232025-45.” The Series 20232025-4 5 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232025-4 5.155 4.51% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232025-4 5.465 4.90% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232025-45” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232025-4 5 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232025-4 5 shall be included in Group I and shall be a Principal Sharing Series. Series 20232025-4 5 shall be an Excess Allocation Series. Series 20232025-4 5 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date after the Closing Date with respect to Series 20232025-4 5 shall be the October 2023 August 2025 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30July 31, 20232025. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232025-4 5 Certificates by issuing and selling additional Series 20232025-4 5 Certificates. Any additional Series 20232025-4 5 Certificates so issued shall be treated, for all purpose, like the Series 20232025-4 5 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232025-4 5 shall be a Repurchase Reporting Series. (f) Series 20232025-4 5 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232025-4 5 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232025-45.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232014-42.” The Series 20232014-4 2 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232014-4 5.152 1.26% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232014-4 5.462 1.42% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232014-42” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232014-4 2 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232014-4 2 shall be included in Group I and shall be a Principal Sharing Series. Series 20232014-4 2 shall be an Excess Allocation Series. Series 20232014-4 2 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232014-4 2 shall be the October 2023 August 2014 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30July 25, 20232014. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232014-4 2 with respect to any Rating Agency (other than Standard & PoorMoody’s) then rating Series 20232014-42.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express "ADVANTA Credit Account Card Master TrustTrust II, Series 20231998-4.” A." The Series 20231998-4 A Certificates shall be issued in two Classes, the . The first of which Class shall be known as the “"Class A Series 2023-4 5.15% Floating Rate Asset Backed Certificates” , Series 1998-A" and the second of which Class shall be known as the “"Class B Series 2023-4 5.46% Floating Rate Asset Backed Certificates.” , Series 1998-A." In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known which, except as the “Collateral Interestexpressly provided herein, Series 2023-4” and which shall be deemed to be “"Investor Certificates” " for all purposes under the Agreement and this Supplement other than and shall be in uncertificated form and which shall be known as the "Collateral Interest, Series 1998-A." Solely for the purposes of the definition of the term “Tax Opinion” in Section 1.01 9.02(a) of the Agreement. The , the holders of interests in the Collateral Interest and the Cash Collateral Account shall each be considered deemed to be a Class of Series 2023-4 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreementseparate Class. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under Series 1998-A. Notwithstanding anything to the Agreement and this Supplement.contrary in the Agreement, the institution making the initial deposit to the Cash Collateral Account shall not be deemed to be a Series Enhancer for Series 1998-A. (b) Series 20231998-4 A shall be included in Group I and One. Series 1998-A shall be a Principal Sharing SeriesSeries with respect to Group One only. Series 20231998-4 shall be an Excess Allocation Series. Series 2023-4 A shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20231998-4 A shall be the October 2023 April 1998 Distribution Date, and references herein to the Monthly Period relating to the April 1998 Distribution Date and shall mean the first Monthly Period shall begin on and include period from the Closing Date and through the end on and include September 30, 2023of March 1998. (c) Except In the event that any term or provision contained herein shall conflict with or be inconsistent with any term or provision contained in the Agreement, the terms and provisions of this Supplement shall govern. (d) The Collateral Interest Holder, as holder of an "Investor Certificate" under the Agreement, shall be entitled to the benefits of the Agreement and this Supplement. Notwithstanding the foregoing, except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates and clauses (a) and (c) of the definition of "Tax Opinion" in Section 1.01 of the Agreement shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “"American Express Credit Account Master Trust, Series 20231999-42.” " The Series 20231999-4 2 Certificates shall be issued in two Classes, the first of which shall be known as the “"Class A Series 20231999-4 5.152 5.95% Asset Backed Certificates” " and the second of which shall be known as the “"Class B Series 20231999-4 5.462 6.10% Asset Backed Certificates.” " In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “"Collateral Interest, Series 20231999-4” 2" and which shall be deemed to be “"Investor Certificates” " for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “"Tax Opinion” " in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20231999-4 2 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20231999-4 2 shall be included in Group I and shall be a Principal Sharing Series. Series 20231999-4 2 shall be an Excess Allocation Series. Series 20231999-4 2 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20231999-4 2 shall be the October 2023 June 1999 Distribution Date and the first Monthly Period shall begin on and include the Closing Date Date, and end on and include September 30May 25, 20231999. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232007-41.” The Series 20232007-4 1 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232007-4 5.15% 1 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232007-4 5.46% 1 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232007-41” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232007-4 1 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232007-4 1 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232007-4 1 shall be an Excess Allocation Series. Series 20232007-4 1 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232007-4 1 shall be the October 2023 March 2007 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30February 24, 20232007. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232008-42.” The Series 20232008-4 2 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232008-4 5.15% 2 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232008-4 5.46% 2 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232008-42” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232008-4 2 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232008-4 2 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232008-4 2 shall be an Excess Allocation Series. Series 20232008-4 2 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232008-4 2 shall be the October 2023 March 2008 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30February 24, 20232008. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232008-45.” The Series 20232008-4 5 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232008-4 5.15% 5 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232008-4 5.46% 5 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232008-45” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232008-4 5 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232008-4 5 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232008-4 5 shall be an Excess Allocation Series. Series 20232008-4 5 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232008-4 5 shall be the October 2023 July 2008 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30June 24, 20232008. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232014-4.” The Series 20232014-4 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232014-4 5.151.43% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232014-4 5.461.62% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232014-4” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232014-4 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232014-4 shall be included in Group I and shall be a Principal Sharing Series. Series 20232014-4 shall be an Excess Allocation Series. Series 20232014-4 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232014-4 shall be the October 2023 December 2014 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30November 24, 20232014. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232011-42.” The Series 20232011-4 2 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232011-4 5.15% 2 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232011-4 5.46% 2 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232011-42” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232011-4 2 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232011-4 2 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232011-4 2 shall be an Excess Allocation Series. Series 20232011-4 2 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232011-4 2 shall be the October 2023 December 2011 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30November 24, 20232011. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 2023-41.” The Series 2023-4 1 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 2023-4 5.151 4.87% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 2023-4 5.461 5.12% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 2023-41” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 2023-4 1 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 2023-4 1 shall be included in Group I and shall be a Principal Sharing Series. Series 2023-4 1 shall be an Excess Allocation Series. Series 2023-4 1 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 2023-4 1 shall be the October July 2023 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September June 30, 2023. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 1 Certificates by issuing and selling additional Series 2023-4 1 Certificates. Any additional Series 2023-4 1 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 1 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 1 shall be a Repurchase Reporting Series. . (f) Series 2023-4 1 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 1 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-41.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232012-4.” The Series 20232012-4 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232012-4 5.15% Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232012-4 5.46% Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232012-4” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232012-4 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232012-4 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232012-4 shall be an Excess Allocation Series. Series 20232012-4 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232012-4 shall be the October 2023 December 2012 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30November 24, 20232012. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232012-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232012-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232025-45.” The Series 20232025-4 5 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232025-4 5.155 4.51% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232025-4 5.465 4.90% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232025-45” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232025-4 5 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232025-4 5 shall be included in Group I and shall be a Principal Sharing Series. Series 20232025-4 5 shall be an Excess Allocation Series. Series 20232025-4 5 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date after the closing date with respect to Series 20232025-4 5 shall be the October 2023 August 2025 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30July 31, 20232025. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232025-4 5 Certificates by issuing and selling additional Series 20232025-4 5 Certificates. Any additional Series 20232025-4 5 Certificates so issued shall be treated, for all purpose, like the Series 20232025-4 5 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232025-4 5 shall be a Repurchase Reporting Series. (f) Series 20232025-4 5 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232025-4 5 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232025-45.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232012-45.” The Series 20232012-4 5 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232012-4 5.155 0.59% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232012-4 5.465 0.77% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232012-45” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232012-4 5 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232012-4 5 shall be included in Group I and shall be a Principal Sharing Series. Series 20232012-4 5 shall be an Excess Allocation Series. Series 20232012-4 5 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232012-4 5 shall be the October 2023 December 2012 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30November 24, 20232012. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232012-4 5 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232012-45.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232008-49.” The Series 20232008-4 9 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232008-4 5.15% 9 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232008-4 5.46% 9 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232008-49” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232008-4 9 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232008-4 9 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232008-4 9 shall be an Excess Allocation Series. Series 20232008-4 9 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232008-4 9 shall be the October 2023 2008 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 3024, 20232008. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232025-4.” The Series 20232025-4 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232025-4 5.154.30% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232025-4 5.464.69% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232025-4” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232025-4 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232025-4 shall be included in Group I and shall be a Principal Sharing Series. Series 20232025-4 shall be an Excess Allocation Series. Series 20232025-4 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date after the closing date with respect to Series 20232025-4 shall be the October 2023 August 2025 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30July 31, 20232025. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232025-4 Certificates by issuing and selling additional Series 20232025-4 Certificates. Any additional Series 20232025-4 Certificates so issued shall be treated, for all purpose, like the Series 20232025-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232025-4 shall be a Repurchase Reporting Series. (f) Series 20232025-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232025-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232025-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232008-41.” The Series 20232008-4 1 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232008-4 5.15% 1 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232008-4 5.46% 1 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232008-41” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232008-4 1 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232008-4 1 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232008-4 1 shall be an Excess Allocation Series. Series 20232008-4 1 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232008-4 1 shall be the October 2023 February 2008 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30January 25, 20232008. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232007-43.” The Series 20232007-4 3 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232007-4 5.15% 3 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232007-4 5.46% 3 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232007-43” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232007-4 3 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232007-4 3 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232007-4 3 shall be an Excess Allocation Series. Series 20232007-4 3 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232007-4 3 shall be the October 2023 April 2007 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30March 26, 20232007. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232013-42.” The Series 20232013-4 2 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232013-4 5.15% 2 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232013-4 5.46% 2 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232013-42” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232013-4 2 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232013-4 2 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232013-4 2 shall be an Excess Allocation Series. Series 20232013-4 2 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232013-4 2 shall be the October 2023 December 2013 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30November 24, 20232013. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232013-4 2 with respect to any Rating Agency (other than Standard & PoorMoody’s) then rating Series 20232013-42.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232010-41.” The Series 20232010-4 1 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232010-4 5.15% 1 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232010-4 5.46% 1 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232010-41” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232010-4 1 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232010-4 1 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232010-4 1 shall be an Excess Allocation Series. Series 20232010-4 1 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232010-4 1 shall be the October 2023 June 2010 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30May 25, 20232010. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232014-45.” The Series 20232014-4 5 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232014-4 5.15% 5 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232014-4 5.46% 5 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232014-45” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232014-4 5 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232014-4 5 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232014-4 5 shall be an Excess Allocation Series. Series 20232014-4 5 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232014-4 5 shall be the October 2023 December 2014 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30November 24, 20232014. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232007-45.” The Series 20232007-4 5 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232007-4 5.15% 5 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232007-4 5.46% 5 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232007-45” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232007-4 5 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232007-4 5 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232007-4 5 shall be an Excess Allocation Series. Series 20232007-4 5 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232007-4 5 shall be the October 2023 June 2007 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30May 25, 20232007. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232008-48.” The Series 20232008-4 8 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232008-4 5.15% 8 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232008-4 5.46% 8 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232008-48” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232008-4 8 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232008-4 8 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232008-4 8 shall be an Excess Allocation Series. Series 20232008-4 8 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232008-4 8 shall be the October 2023 2008 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 3024, 20232008. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232014-43.” The Series 20232014-4 3 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232014-4 5.153 1.49% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232014-4 5.463 1.73% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232014-43” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232014-4 3 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232014-4 3 shall be included in Group I and shall be a Principal Sharing Series. Series 20232014-4 3 shall be an Excess Allocation Series. Series 20232014-4 3 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232014-4 3 shall be the October 2023 2014 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 3024, 20232014. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232022-41.” The Series 20232022-4 1 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232022-4 5.151 2.21% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232022-4 5.461 2.50% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232022-41” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232022-4 1 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232022-4 1 shall be included in Group I and shall be a Principal Sharing Series. Series 20232022-4 1 shall be an Excess Allocation Series. Series 20232022-4 1 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232022-4 1 shall be the October 2023 April 2022 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30March 31, 20232022. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232022-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.1

Designation. (a) There is hereby created a Series of Investor Certificates Securities to be issued pursuant to the Agreement and this Series Supplement to be known generally as “American Express Credit Account Master Trust, the "Series 2023[-4] Securities.” " The Series 2023[-4 Certificates ] Securities shall be issued in two Classes, the first of which shall be known designated generally as the “Floating Rate Asset Backed Securities, Series [-], Class A Series 2023-4 5.15% (the "Class A Securities"), and the Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Securities, Series [-], Class B Series 2023-4 5.46% Asset Backed Certificates.” (the "Class B Securities"). In addition, there is hereby created a third Class of an uncertificated interests interest in the Trust which shall be known as the “Collateral Interest, Series 2023-4” and which shall be deemed to be “an "Investor Certificates” Security" for all purposes under the Agreement and this Supplement other than for purposes Series Supplement, except as expressly provided herein, and which shall be known as the Excess Collateral, Series [-] (the "Excess Collateral"). (b) The Excess Collateral Holder, as holder of the definition of the term “Tax Opinion” in Section 1.01 of an "Investor Security" under the Agreement. The Collateral Interest , shall be considered a Class of Series 2023-4 for all purposes entitled to the benefits of the Agreement and this Supplement, including for purposes Series Supplement upon payment by the Excess Collateral Holder of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 2023-4 shall be included in Group I and shall be a Principal Sharing Series. Series 2023-4 shall be an Excess Allocation Series. Series 2023-4 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 2023-4 shall be the October 2023 Distribution Date and the first Monthly Period shall begin amount owing on and include the Closing Date as agreed to by the Transferor and end on and include September 30the Excess Collateral Holder. Notwithstanding the foregoing, 2023. (c) Except except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of the Registered Certificates Securities and the provisions of subsection 6.9(b) of the Agreement with respect to the effect that a newly issued series of Investor Securities will be treated as debt for Federal income tax purposes shall not be applicable to the Excess Collateral Interest, and (ii) the provisions of Section 3.07 3.7 of the Agreement shall not apply to cause the Excess Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsintends and, and together with the Excess Collateral Interest Holder, agree agrees to treat the Excess Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “"American Express Credit Account Master Trust, Series 20232005-41.” " The Series 20232005-4 1 Certificates shall be issued in two Classes, the first of which shall be known as the “"Class A Series 20232005-4 5.15% 1 Floating Rate Asset Backed Certificates” " and the second of which shall be known as the “"Class B Series 20232005-4 5.46% 1 Floating Rate Asset Backed Certificates.” " In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “"Collateral Interest, Series 20232005-4” 1" and which shall be deemed to be “"Investor Certificates” " for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “"Tax Opinion” " in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232005-4 1 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232005-4 1 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232005-4 1 shall be an Excess Allocation Series. Series 20232005-4 1 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232005-4 1 shall be the October 2023 April 2005 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30March 27, 20232005. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232007-42.” The Series 20232007-4 2 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232007-4 5.15% 2 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232007-4 5.46% 2 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232007-42” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232007-4 2 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232007-4 2 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232007-4 2 shall be an Excess Allocation Series. Series 20232007-4 2 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232007-4 2 shall be the October 2023 March 2007 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30February 24, 20232007. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232009-42.” The Series 20232009-4 2 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232009-4 5.15% 2 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232009-4 5.46% 2 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232009-42” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232009-4 2 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232009-4 2 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232009-4 2 shall be an Excess Allocation Series. Series 20232009-4 2 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232009-4 2 shall be the October 2023 2009 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 3024, 20232009. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 2023-42.” The Series 2023-4 2 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 2023-4 5.152 4.80% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 2023-4 5.462 5.12% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 2023-42” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 2023-4 2 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 2023-4 2 shall be included in Group I and shall be a Principal Sharing Series. Series 2023-4 2 shall be an Excess Allocation Series. Series 2023-4 2 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 2023-4 2 shall be the October July 2023 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September June 30, 2023. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 2 Certificates by issuing and selling additional Series 2023-4 2 Certificates. Any additional Series 2023-4 2 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 2 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 2 shall be a Repurchase Reporting Series. (f) Series 2023-4 2 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 2 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-42.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232015-41.” The Series 20232015-4 1 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232015-4 5.15% 1 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232015-4 5.46% 1 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232015-41” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232015-4 1 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232015-4 1 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232015-4 1 shall be an Excess Allocation Series. Series 20232015-4 1 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232015-4 1 shall be the October 2023 August 2015 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30July 31, 20232015. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232015-4 1 with respect to any Rating Agency (other than Standard & PoorMoody’s) then rating Series 20232015-41.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232007-46.” The Series 20232007-4 6 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232007-4 5.15% 6 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232007-4 5.46% 6 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232007-46” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232007-4 6 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232007-4 6 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232007-4 6 shall be an Excess Allocation Series. Series 20232007-4 6 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232007-4 6 shall be the October 2023 August 2007 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30July 24, 20232007. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232025-4.” The Series 20232025-4 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232025-4 5.154.30% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232025-4 5.464.69% Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232025-4” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232025-4 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232025-4 shall be included in Group I and shall be a Principal Sharing Series. Series 20232025-4 shall be an Excess Allocation Series. Series 20232025-4 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date after the Closing Date with respect to Series 20232025-4 shall be the October 2023 August 2025 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30July 31, 20232025. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 20232025-4 Certificates by issuing and selling additional Series 20232025-4 Certificates. Any additional Series 20232025-4 Certificates so issued shall be treated, for all purpose, like the Series 20232025-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232025-4 shall be a Repurchase Reporting Series. (f) Series 20232025-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232025-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232025-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232012-43.” The Series 20232012-4 3 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232012-4 5.15% 3 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232012-4 5.46% 3 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232012-43” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232012-4 3 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232012-4 3 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232012-4 3 shall be an Excess Allocation Series. Series 20232012-4 3 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232012-4 3 shall be the October 2023 September 2012 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30August 25, 20232012. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232012-4 3 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 20232012-4.3

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232008-43.” The Series 20232008-4 3 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232008-4 5.15% 3 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232008-4 5.46% 3 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232008-43” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232008-4 3 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232008-4 3 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232008-4 3 shall be an Excess Allocation Series. Series 20232008-4 3 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232008-4 3 shall be the October 2023 May 2008 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30April 24, 20232008. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232017-45.” The Series 20232017-4 5 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232017-4 5.15% 5 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232017-4 5.46% 5 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232017-45” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232017-4 5 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232017-4 5 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232017-4 5 shall be an Excess Allocation Series. Series 20232017-4 5 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232017-4 5 shall be the October 2023 August 2017 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30July 31, 20232017. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for Table of Contents federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor Transferors may, from time to time, increase the amount of the Series 20232017-4 5 Certificates by issuing and selling additional Series 20232017-4 5 Certificates. Any additional Series 20232017-4 5 Certificates so issued shall be treated, for all purpose, like the Series 20232017-4 5 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232017-4 5 shall be a Repurchase Reporting Series. . (f) Series 20232017-4 5 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232017-4 5 with respect to any Rating Agency (other than Standard & PoorMoody’s) then rating Series 20232017-45.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued in three classes pursuant to the Pooling and Servicing Agreement and this Series Supplement and to be known together as “American Express Credit Account Master Trust"Series E." The three classes shall be designated the 5.50% Class A Asset Backed Certificates, Series 2023-4.” E (the "Class A Certificates"), the Class B Investor Interest, Series E (the "Class B Investor Interest") and the Class C Investor Interest, Series E (the "Class C Investor Interest"). The Series 2023-4 Class A Certificates shall be issued substantially in two Classes, the first form of which Exhibit A hereto. Each of the Class B Investor Interest and the Class C Investor Interest shall be known as the “Class A Series 2023-4 5.15% Asset Backed Certificates” and the second of which shall be known as the “Class B Series 2023-4 5.46% Asset Backed Certificates.” In addition, there is hereby created a third Class of an uncertificated interests interest in the Trust which shall be known as (subject to the “Collateral Interestprovisions of subsection 11(c) hereof), Series 2023-4” and which shall be deemed to be “an "Investor Certificates” Certificate" for all purposes under the Pooling and Servicing Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 2023-4 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplementexcept as expressly provided herein. (b) Series 2023-4 Each of the Class B Investor Interest Holder and the Class C Investor Interest Holder, as holder of an "Investor Certificate" under the Pooling and Servicing Agreement, shall be included in Group I entitled to the benefits of the Pooling and shall be a Principal Sharing Series. Servicing Agreement and this Series 2023-4 shall be an Excess Allocation Series. Series 2023-4 shall not be subordinated to any other SeriesSupplement upon payment by such Class B Investor Interest Holder or such Class C Investor Interest Holder, as applicable, of the purchase price of the Class B Investor Interest or the Class C Investor Interest, as applicable. Notwithstanding any provision in the Agreement or in this Supplement to the contraryforegoing, the first Distribution Date with respect to Series 2023-4 shall be the October 2023 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30, 2023. (c) Except except as expressly provided herein, (i) (A) the provisions of Article VI and Article XII of the Pooling and Servicing Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered registered Certificates and (B) the opinion described in subsection 6.12(b)(e) of the Pooling and Servicing Agreement shall not not, subject in the case of clause (A) to the provisions of subsection 11(c) hereof, be applicable to the Collateral Interest, Class B Investor Interest or the Class C Investor Interest and (ii) the provisions of Section 3.07 3.7 of the Pooling and Servicing Agreement shall not apply to cause the Collateral Class C Investor Interest (or the Class B Investor Interest while retained by JCPR) to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsJCPR intends and, and together with the Collateral Class C Investor Interest Holder, agree agrees to treat the Collateral Class C Investor Interest (and the Class B Investor Interest while retained by JCPR) for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232013-41.” The Series 20232013-4 1 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232013-4 5.15% 1 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232013-4 5.46% 1 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232013-41” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232013-4 1 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232013-4 1 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232013-4 1 shall be an Excess Allocation Series. Series 20232013-4 1 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232013-4 1 shall be the October 2023 August 2013 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30July 25, 20232013. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232013-4 1 with respect to any Rating Agency (other than Standard & PoorMoody’s) then rating Series 20232013-41.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232014-41.” The Series 20232014-4 1 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232014-4 5.15% 1 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232014-4 5.46% 1 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232014-41” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232014-4 1 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232014-4 1 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232014-4 1 shall be an Excess Allocation Series. Series 20232014-4 1 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232014-4 1 shall be the October 2023 June 2014 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30May 25, 20232014. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232014-4 1 with respect to any Rating Agency (other than Standard & PoorMoody’s) then rating Series 20232014-41.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “"American Express Credit Account Master Trust, Series 20231999-43.” " The Series 20231999-4 3 Certificates shall be issued in two Classes, the first of which shall be known as the “"Class A Series 20231999-4 5.15% 3 Floating Rate Asset Backed Certificates” " and the second of which shall be known as the “"Class B Series 20231999-4 5.46% 3 Floating Rate Asset Backed Certificates.” " In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “"Collateral Interest, Series 20231999-4” 3" and which shall be deemed to be “"Investor Certificates” " for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “"Tax Opinion” " in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20231999-4 3 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20231999-4 3 shall be included in Group I II and shall be a Principal Sharing Series. Series 20231999-4 3 shall be an Excess Allocation Series. Series 20231999-4 3 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20231999-4 3 shall be the October 2023 June 1999 Distribution Date and the first Monthly Period shall begin on and include the Closing Date May 19, 1999, and end on and include September 30May 25, 20231999. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232011-41.” The Series 20232011-4 1 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232011-4 5.15% 1 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232011-4 5.46% 1 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232011-41” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232011-4 1 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232011-4 1 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232011-4 1 shall be an Excess Allocation Series. Series 20232011-4 1 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232011-4 1 shall be the October 2023 November 2011 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30October 25, 20232011. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “"American Express Credit Account Master Trust, Series 20232001-46.” " The Series 20232001-4 6 Certificates shall be issued in two Classes, the first of which shall be known as the “"Class A Series 20232001-4 5.15% 6 Floating Rate Asset Backed Certificates” " and the second of which shall be known as the “"Class B Series 20232001-4 5.46% 6 Floating Rate Asset Backed Certificates.” " In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “"Collateral Interest, Series 20232001-4” 6" and which shall be deemed to be “"Investor Certificates” " for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “"Tax Opinion” " in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232001-4 6 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232001-4 6 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232001-4 6 shall be an Excess Allocation Series. Series 20232001-4 6 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232001-4 6 shall be the October 2023 July 2001 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30June 23, 20232001. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intends, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232008-46.” The Series 20232008-4 6 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232008-4 5.15% 6 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232008-4 5.46% 6 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232008-46” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232008-4 6 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232008-4 6 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232008-4 6 shall be an Excess Allocation Series. Series 20232008-4 6 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232008-4 6 shall be the October 2023 August 2008 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30July 24, 20232008. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232009-41.” The Series 20232009-4 1 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232009-4 5.15% 1 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232009-4 5.46% 1 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232009-41” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232009-4 1 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232009-4 1 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232009-4 1 shall be an Excess Allocation Series. Series 20232009-4 1 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232009-4 1 shall be the October 2023 July 2009 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30June 25, 20232009. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232007-48.” The Series 20232007-4 8 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232007-4 5.15% 8 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232007-4 5.46% 8 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232007-48” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232007-4 8 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232007-4 8 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232007-4 8 shall be an Excess Allocation Series. Series 20232007-4 8 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232007-4 8 shall be the October 2023 November 2007 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30October 24, 20232007. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232007-4.” The Series 20232007-4 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232007-4 5.15% Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232007-4 5.46% Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232007-4” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232007-4 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232007-4 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232007-4 shall be an Excess Allocation Series. Series 20232007-4 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232007-4 shall be the October 2023 June 2007 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30May 25, 20232007. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 2023-4 with respect to any Rating Agency (other than Standard & Poor’s) then rating Series 2023-4.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232012-41.” The Series 20232012-4 1 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232012-4 5.15% 1 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232012-4 5.46% 1 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232012-41” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232012-4 1 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232012-4 1 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232012-4 1 shall be an Excess Allocation Series. Series 20232012-4 1 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232012-4 1 shall be the October 2023 July 2012 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30June 24, 20232012. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor may, from time to time, increase the amount of the Series 2023-4 Certificates by issuing and selling additional Series 2023-4 Certificates. Any additional Series 2023-4 Certificates so issued shall be treated, for all purpose, like the Series 2023-4 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 2023-4 shall be a Repurchase Reporting Series. (f) Series 2023-4 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232012-4 1 with respect to any Rating Agency (other than Standard & PoorMoody’s) then rating Series 20232012-41.

Designation. (a) There is hereby created a Series of Investor Certificates to be issued pursuant to the Agreement and this Supplement to be known as “American Express Credit Account Master Trust, Series 20232017-45.” The Series 20232017-4 5 Certificates shall be issued in two Classes, the first of which shall be known as the “Class A Series 20232017-4 5.15% 5 Floating Rate Asset Backed Certificates” and the second of which shall be known as the “Class B Series 20232017-4 5.46% 5 Floating Rate Asset Backed Certificates.” In addition, there is hereby created a third Class of uncertificated interests in the Trust which shall be known as the “Collateral Interest, Series 20232017-45” and which shall be deemed to be “Investor Certificates” for all purposes under the Agreement and this Supplement other than for purposes of the definition of the term “Tax Opinion” in Section 1.01 of the Agreement. The Collateral Interest shall be considered a Class of Series 20232017-4 5 for all purposes of the Agreement and this Supplement, including for purposes of voting concerning the liquidation of the Trust pursuant to Section 9.01 of the Agreement. The Collateral Interest Holder shall be deemed to be the Series Enhancer for all purposes under the Agreement and this Supplement. (b) Series 20232017-4 5 shall be included in Group I II and shall be a Principal Sharing Series. Series 20232017-4 5 shall be an Excess Allocation Series. Series 20232017-4 5 shall not be subordinated to any other Series. Notwithstanding any provision in the Agreement or in this Supplement to the contrary, the first Distribution Date with respect to Series 20232017-4 5 shall be the October 2023 August 2017 Distribution Date and the first Monthly Period shall begin on and include the Closing Date and end on and include September 30July 31, 20232017. (c) Except as expressly provided herein, (i) the provisions of Article VI and Article XII of the Agreement relating to the registration, authentication, delivery, presentation, cancellation and surrender of Registered Certificates shall not be applicable to the Collateral Interest, and (ii) the provisions of Section 3.07 of the Agreement shall not cause the Collateral Interest to be treated as debt for Table of Contents federal, state and local income and franchise tax purposes, but rather the Transferor intendsTransferors intend, and together with the Collateral Interest Holder, agree to treat the Collateral Interest for federal, state and local income and franchise tax purposes as representing an equity interest in the assets of the Trust. (d) Pursuant to Section 6.03(c) of the Agreement, the Transferor Transferors may, from time to time, increase the amount of the Series 20232017-4 5 Certificates by issuing and selling additional Series 20232017-4 5 Certificates. Any additional Series 20232017-4 5 Certificates so issued shall be treated, for all purpose, like the Series 20232017-4 5 Certificates subject to the terms of the Agreement and this Supplement. (e) Series 20232017-4 5 shall be a Repurchase Reporting Series. . (f) Series 20232017-4 5 shall be an Investor Communication Reporting Series. (g) In connection with the issuance of any future Series of Investor Certificates, notwithstanding subsection 6.03(b)(iv) of the Agreement, the Rating Agency Condition need not be satisfied for Series 20232017-4 5 with respect to any Rating Agency (other than Standard & Poor’s▇▇▇▇▇’▇) then rating Series 20232017-45.