Common use of Consent and Approval Clause in Contracts

Consent and Approval. Such Constructing Entity has sought or obtained, or, in accordance with the Interconnection Construction Service Agreement will seek or obtain, each consent, approval, authorization, order, or acceptance by any Governmental Authority in connection with the execution, delivery and performance of such Agreement and it will provide to any Governmental Authority notice of any actions under such Agreement that are required by Applicable Laws and Regulations. SCHEDULE A SITE PLAN 0000 Xxxxxx Xxxx Rock Falls Xxx County, Illinois SCHEDULE B SINGLE-LINE DIAGRAM OF INTERCONNECTION FACILITIES POI Point of Interconnection SCHEDULE B SINGLE-LINE DIAGRAM (Continued) The Point of Interconnection for the Customer Facility, which consists of GTG 3 and GTG 4, is at the dead-end structure for Attachment Facilities at the Interconnected Transmission Owner’s TSS 155 Xxxxxx Substation, subject to the Shared Facilities Agreement as detailed in Schedule F of this ISA. The Customer Facility shares a Point of Interconnection with the Invenergy Xxxxxx LLC facility, which is subject to a separate Interconnection Service Agreement with an effective date of September 6, 2012, designated as Original Service Agreement No. 3395, and filed with the Federal Energy Regulatory Commission in Docket No. ER13-52-000 (PJM Queue #R33). SCHEDULE C TRANSMISSION OWNER INTERCONNECTION FACILITIES TO BE BUILT BY INTERCONNECTED TRANSMISSION OWNER TSS 166 Xxxxxx and TSS 107 Xxxxx Substation Network Upgrade N4601 • Replace the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breaker. • Replace coupling capacitor voltage transformer (CCVT) on each phase of breaker line side. • Replace steel and foundation for MODs and CCVTs, and reuse the existing breaker foundation for the new breaker. • Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. • Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. • Review settings on L94201 for upgrades at TSS 942. SCHEDULE D TRANSMISSION OWNER INTERCONNECTION FACILITIES TO BE BUILT BY INTERCONNECTION CUSTOMER PURSUANT TO OPTION TO BUILD None SCHEDULE E [Reserved] SCHEDULE F [Reserved] SCHEDULE G CUSTOMER INTERCONNECTION FACILITIES • Install one (1) 18kV circuit breaker. • Install two (2) 18kV/345kV generator step-up transformers. • Install two (2) 345kV circuit breakers and disconnect switches. • Install Relaying and Metering per ComEd standards. SCHEDULE H NEGOTIATED CONTRACT OPTION TERMS None SCHEDULE I SCOPE OF WORK Interconnected Transmission Owner TSS 166 Xxxxxx and TSS 107 Xxxxx Substation Network Upgrade N4601 • Replace the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breaker. • Replace coupling capacitor voltage transformer (CCVT) on each phase of breaker line side. • Replace steel and foundation for MODs and CCVTs, and reuse the existing breaker foundation for the new breaker. • Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. • Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. • Review settings on L94201 for upgrades at TSS 942. Interconnection Customer • Install one (1) 18kV circuit breaker. • Install two (2) 18kV/345kV generator step-up transformers. • Install two (2) 345kV circuit breakers and disconnect switches. • Install Relaying and Metering per ComEd standards. SCHEDULE J SCHEDULE OF WORK Item Description Responsibility PJM Network Upgrade # Work to Commence Work to be completed on or before 1 Replace the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breaker. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 2 Replace coupling capacitor voltage transformer (CCVT) on each phase of breaker line side. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 3 Replace steel and foundation for MODs and CCVTs, and reuse the existing breaker foundation for the new breaker. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 4 Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 Item Description Responsibility PJM Network Upgrade # Work to Commence Work to be completed on or before 5 Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 6 Review settings on L94201 for upgrades at TSS 942. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 7 Install one (1) 18kV circuit breaker. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 8 Install two (2) 18kV/345kV generator step-up transformers. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 9 Install two (2) 345kV circuit breakers and disconnect switches. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 10 Install Relaying and Metering per ComEd standards. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 SCHEDULE K APPLICABLE TECHNICAL REQUIREMENTS AND STANDARDS The ComEd Interconnection Guidelines (For Generators Greater than 20 MW) dated December 1, 2016 and Exelon Utilities Transmission Facility Interconnection Requirements dated January 1, 2019 shall apply. The ComEd Interconnection Guidelines (For Generators Greater than 20 MW) dated December 1, 2016 and Exelon Utilities Transmission Facility Interconnection Requirements dated January 1, 2019 are available on the PJM website. To the extent that these Applicable Technical Requirements and Standards conflict with the terms and conditions of the Tariff or any other provision of this ISA, the Tariff and/or this ISA shall control. SCHEDULE L INTERCONNECTION CUSTOMER’S AGREEMENT TO CONFORM WITH IRS SAFE HARBOR PROVISIONS FOR NON-TAXABLE STATUS As provided in Section 2.4.1 of Appendix 2 to this CSA and subject to the requirements thereof, Interconnection Customer represents that it meets all qualifications and requirements as set forth in Section 118(a) and 118(b) of the Internal Revenue Code of 1986, as amended and interpreted by Notice 2016-36, 2016-25 I.R.B. (6/20/2016) (the “IRS Notice”). Interconnection Customer agrees to conform with all requirements of the safe harbor provisions specified in the IRS Notice, as they may be amended, as required to confer non-taxable status on some or all of the transfer of property, including money, by Interconnection Customer to Interconnected Transmission Owner with respect to the payment of the Costs of construction and installation of the Transmission Owner Interconnection Facilities specified in this CSA. Nothing in Interconnection Customer’s agreement pursuant to this Schedule L shall change Interconnection Customer’s indemnification obligations under Section 2.4.2 of Appendix 2 to the CSA. SCHEDULE M SCHEDULE OF NON-STANDARD TERMS AND CONDITIONS None SCHEDULE N INTERCONNECTION REQUIREMENTS FOR A WIND GENERATION OR A SOLAR GENERATION FACILITY

Consent and Approval. Such Constructing Entity has sought or obtained, or, in accordance with the Interconnection Construction Service Agreement will seek or obtain, each consent, approval, authorization, order, or acceptance by any Governmental Authority in connection with the execution, delivery and performance of such Agreement and it will provide to any Governmental Authority notice of any actions under such Agreement that are required by Applicable Laws and Regulations. SCHEDULE A SITE PLAN 0000 Xxxxxx Xxxx Rock Falls Xxx County, Illinois SCHEDULE B SINGLE-LINE DIAGRAM OF INTERCONNECTION FACILITIES POI Point of Interconnection SCHEDULE B SINGLE-LINE DIAGRAM (Continued) The Point of Interconnection for the Customer Facility, which consists of GTG 3 and GTG 4, is at the dead-end structure for Attachment Facilities at the Interconnected Transmission Owner’s TSS 155 Xxxxxx Substation, subject to the Shared Facilities Agreement as detailed in Schedule F of this ISA. The Customer Facility shares a Point of Interconnection with the Invenergy Xxxxxx LLC facility, which is subject to a separate Interconnection Service Agreement with an effective date of September 6, 2012, designated as Original Service Agreement No. 3395, and filed with the Federal Energy Regulatory Commission in Docket No. ER13-52-000 (PJM Queue #R33). SCHEDULE C TRANSMISSION OWNER INTERCONNECTION FACILITIES TO BE BUILT BY INTERCONNECTED TRANSMISSION OWNER TSS 166 Xxxxxx and TSS 107 Xxxxx Substation Network Upgrade N4601 • Replace the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breaker. • Replace coupling capacitor voltage transformer (CCVT) on each phase of breaker line side. • Replace steel and foundation for MODs and CCVTs, and reuse the existing breaker foundation Engineering oversight for the new breaker. • Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase Interconnection Customer work identified in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. • Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. • Review settings on L94201 for upgrades at TSS 942. Schedule D SCHEDULE D TRANSMISSION OWNER INTERCONNECTION FACILITIES TO BE BUILT BY INTERCONNECTION CUSTOMER PURSUANT TO OPTION TO BUILD None Design and procure those facilities identified in the attached one-line diagram (Schedule D) for the expansion of the interconnecting substation, named TSS 000 Xxxxxxxxxx Xxx, which shall include: - One (1) 138kV dead tank SF6 circuit breaker - Two 138kV motor operated disconnect switches - One (1) 138kV steel dead-end structure - All required materials, including but not limited to structures, insulators, conductors, control cables and equipment, lighting, grounding equipment, fencing, and other improvements - 1 set of 138kV optical revenue metering system (actual meters to be supplied by ComEd) - Protective relaying systems and racks Prepare civil/architectural drawings for the above-identified facilities, which shall include but not be limited to the necessary grading, fencing, and site improvement requirements. SCHEDULE E [Reserved] MERCHANT NETWORK UPGRADES TO BE BUILT BY INTERCONNECTED TRANSMISSION OWNER None. SCHEDULE F [Reserved] MERCHANT NETWORK UPGRADES TO BE BUILT BY INTERCONNECTION CUSTOMER PURSUANT TO OPTION TO BUILD None. SCHEDULE G CUSTOMER INTERCONNECTION FACILITIES • Install one (1) 18kV circuit breaker. • Install two (2) 18kV/345kV generator step-up transformers. • Install two (2) 345kV circuit breakers and disconnect switches. • Install Relaying and Metering per ComEd standardsThere are no Customer Interconnection Facilities to be constructed pursuant to this CSA. SCHEDULE H NEGOTIATED CONTRACT OPTION TERMS None SCHEDULE I SCOPE OF WORK Interconnected Transmission Owner TSS 166 Xxxxxx and TSS 107 Xxxxx Substation Network Upgrade N4601 • Replace the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breaker. • Replace coupling capacitor voltage transformer (CCVT) on each phase of breaker line side. • Replace steel and foundation for MODs and CCVTs, and reuse the existing breaker foundation for the new breaker. • Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. • Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. • Review settings on L94201 for upgrades at TSS 942. Interconnection Customer • Install one (1) 18kV circuit breaker. • Install two (2) 18kV/345kV generator step-up transformers. • Install two (2) 345kV circuit breakers and disconnect switches. • Install Relaying and Metering per ComEd standards. SCHEDULE J SCHEDULE OF WORK Item Description Responsibility PJM Network Upgrade # Work to Commence Work to be completed on or before 1 Replace the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breaker. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 2 Replace coupling capacitor voltage transformer (CCVT) on each phase of breaker line side. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 3 Replace steel and foundation for MODs and CCVTs, and reuse the existing breaker foundation for the new breaker. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 4 Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 Item Description Responsibility PJM Network Upgrade # Work to Commence Work to be completed on or before 5 Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 6 Review settings on L94201 for upgrades at TSS 942. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 7 Install one (1) 18kV circuit breaker. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 8 Install two (2) 18kV/345kV generator step-up transformers. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 9 Install two (2) 345kV circuit breakers and disconnect switches. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 10 Install Relaying and Metering per ComEd standards. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 SCHEDULE K APPLICABLE TECHNICAL REQUIREMENTS AND STANDARDS The ComEd Interconnection Guidelines (For Generators Greater than 20 MW) dated December 1, 2016 and Exelon Utilities Transmission Facility Interconnection Requirements dated January 1, 2019 shall apply. The ComEd Interconnection Guidelines (For Generators Greater than 20 MW) dated December 1, 2016 and Exelon Utilities Transmission Facility Interconnection Requirements dated January 1, 2019 are available on the PJM website. To the extent that these Applicable Technical Requirements and Standards conflict with the terms and conditions of the Tariff or any other provision of this ISA, the Tariff and/or this ISA shall control. SCHEDULE L INTERCONNECTION CUSTOMER’S AGREEMENT TO CONFORM WITH IRS SAFE HARBOR PROVISIONS FOR NON-TAXABLE STATUS As provided in Section 2.4.1 of Appendix 2 to this CSA and subject to the requirements thereof, Interconnection Customer represents that it meets all qualifications and requirements as set forth in Section 118(a) and 118(b) of the Internal Revenue Code of 1986, as amended and interpreted by Notice 2016-36, 2016-25 I.R.B. (6/20/2016) (the “IRS Notice”). Interconnection Customer agrees to conform with all requirements of the safe harbor provisions specified in the IRS Notice, as they may be amended, as required to confer non-taxable status on some or all of the transfer of property, including money, by Interconnection Customer to Interconnected Transmission Owner with respect to the payment of the Costs of construction and installation of the Transmission Owner Interconnection Facilities specified in this CSA. Nothing in Interconnection Customer’s agreement pursuant to this Schedule L shall change Interconnection Customer’s indemnification obligations under Section 2.4.2 of Appendix 2 to the CSA. SCHEDULE M SCHEDULE OF NON-STANDARD TERMS AND CONDITIONS None SCHEDULE N INTERCONNECTION REQUIREMENTS FOR A WIND GENERATION OR A SOLAR GENERATION FACILITYTERMS

Consent and Approval. Such Constructing Entity has sought or obtained, or, in accordance with the Interconnection Construction Service Agreement will seek or obtain, each consent, approval, authorization, order, or acceptance by any Governmental Authority in connection with the execution, delivery and performance of such Agreement and it will provide to any Governmental Authority notice of any actions under such Agreement that are required by Applicable Laws and Regulations. SCHEDULE A SITE PLAN 0000 Xxxxxx Xxxx Rock Falls Xxx County, Illinois POI Project Substation SCHEDULE B SINGLE-LINE DIAGRAM OF INTERCONNECTION FACILITIES POI Point of Interconnection SCHEDULE B SINGLE-LINE DIAGRAM (Continued) The Point of Interconnection for the Customer Facility, which consists of GTG 3 and GTG 4, is at the dead-end structure for Attachment Facilities at the Interconnected Transmission Owner’s TSS 155 Xxxxxx Substation, subject to the Shared Facilities Agreement as detailed in Schedule F of this ISA. The Customer Facility shares a Point of Interconnection with the Invenergy Xxxxxx LLC facility, which is subject to a separate Interconnection Service Agreement with an effective date of September 6, 2012, designated as Original Service Agreement No. 3395, and filed with the Federal Energy Regulatory Commission in Docket No. ER13-52-000 (PJM Queue #R33). SCHEDULE C TRANSMISSION OWNER INTERCONNECTION FACILITIES TO BE BUILT BY INTERCONNECTED TRANSMISSION OWNER TSS 166 Xxxxxx Attachment Facilities: Install the following Attachment Facilities on the Interconnected Transmission Owner side of the Point of Interconnection: • One (1) 115 kV, 2000A, 3-phase Center Break Gang Operated Switches • Three (3) 115 kV metering accuracy CCVT’s • Three (3) 115 kV metering accuracy CT’s • Conductors, connectors, conduits, control cables, foundations, steel structures and TSS 107 Xxxxx Substation grounding material as per engineering standards Direct Connection Network Upgrades: PJM Network Upgrade N4601 • #n6281- Build a three breaker AC1-098_099 115 kV switching station. Non-Direct Connection Network Upgrades: PJM Network Upgrade #n6051- Replace wave trap at both Clubhouse and Sapony 230 kV substations (line #238). PJM Network Upgrade #n6118- Replace Battleboro substation terminal equipment. Upgrading the 138kV breaker for L15507 with a 138kV leads at Battleboro will bring the rating to 398 MVA. PJM Network Upgrade #n6282 – Construction of new substation connection on Transmission Line 1015 between South Justice Branch and Scotland Neck Substation into the new AC1- 098_099 three breaker with minimum rating of 3000A continuous ring bus. PJM Network Upgrade #n6283- Remote protection and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breaker. • Replace coupling capacitor voltage transformer (CCVT) on each phase of breaker line side. • Replace steel and foundation for MODs and CCVTscommunication work at Earleys 115 kV, Scotland Neck 115 kV, and reuse the existing breaker foundation for the new breaker. • Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. • Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. • Review settings on L94201 for upgrades at TSS 942South Justice Branch 115 kV substations. SCHEDULE D TRANSMISSION OWNER INTERCONNECTION FACILITIES TO BE BUILT BY INTERCONNECTION CUSTOMER PURSUANT TO OPTION TO BUILD None None. SCHEDULE E [Reserved] SCHEDULE F [Reserved] SCHEDULE G CUSTOMER INTERCONNECTION FACILITIES • Install one One (1) 18kV 115 kV grounded wye / 34.5 kV grounded wye main power transformer; • One (1) 115 kV circuit breaker. ; and • Install two Two (2) 18kV/345kV generator step-up transformers. 6.0 MVAr capacitor banks • Install two (2) 345kV circuit breakers and disconnect switches. • Install Relaying and Metering per ComEd standardsCommunication equipment to the Interconnected Transmission Owner bidirectional metering equipment. SCHEDULE H NEGOTIATED CONTRACT OPTION TERMS None SCHEDULE I SCOPE OF WORK Interconnection Customer Interconnection Customer shall construct and, unless otherwise indicated, shall own, the following Interconnection Facilities: • One (1) 115 kV grounded wye / 34.5 kV grounded wye main power transformer; • One (1) 115 kV circuit breaker; and • Two (2) 6.0 MVAr capacitor banks • Communication equipment to the Interconnected Transmission Owner TSS 166 Xxxxxx and TSS 107 Xxxxx Substation Network Upgrade N4601 • Replace the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breaker. • Replace coupling capacitor voltage transformer (CCVT) on each phase of breaker line side. • Replace steel and foundation for MODs and CCVTs, and reuse the existing breaker foundation for the new breaker. • Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. • Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. • Review settings on L94201 for upgrades at TSS 942. Interconnection Customer • Install one (1) 18kV circuit breaker. • Install two (2) 18kV/345kV generator step-up transformers. • Install two (2) 345kV circuit breakers and disconnect switches. • Install Relaying and Metering per ComEd standards. SCHEDULE J SCHEDULE OF WORK Item Description Responsibility PJM Network Upgrade # Work to Commence Work to be completed on or before 1 Replace the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breakerbidirectional metering equipment. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 2 Replace coupling capacitor voltage transformer (CCVT) on each phase of breaker line side. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31shall construct and, 2023 3 Replace steel and foundation for MODs and CCVTsunless otherwise indicated, and reuse shall own, the existing breaker foundation for following: Attachment Facilities: Install the new breaker. following Attachment Facilities on the Interconnected Transmission Owner N4601 Any time after effective date side of this CSA March 31, 2023 4 Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. Interconnected Transmission Owner N4601 Any time after effective date Point of this CSA March 31, 2023 Item Description Responsibility PJM Network Upgrade # Work to Commence Work to be completed on or before 5 Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 6 Review settings on L94201 for upgrades at TSS 942. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 7 Install one Interconnection: • One (1) 18kV circuit breaker. Interconnection Customer N/A Any time after effective date of this CSA March 31115 kV, 2023 8 Install two (2) 18kV/345kV generator step2000A, 3-up transformers. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 9 Install two (2) 345kV circuit breakers and disconnect switches. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 10 Install Relaying and Metering per ComEd standards. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 SCHEDULE K APPLICABLE TECHNICAL REQUIREMENTS AND STANDARDS The ComEd Interconnection Guidelines (For Generators Greater than 20 MW) dated December 1, 2016 and Exelon Utilities Transmission Facility Interconnection Requirements dated January 1, 2019 shall apply. The ComEd Interconnection Guidelines (For Generators Greater than 20 MW) dated December 1, 2016 and Exelon Utilities Transmission Facility Interconnection Requirements dated January 1, 2019 are available on the PJM website. To the extent that these Applicable Technical Requirements and Standards conflict with the terms and conditions of the Tariff or any other provision of this ISA, the Tariff and/or this ISA shall control. SCHEDULE L INTERCONNECTION CUSTOMER’S AGREEMENT TO CONFORM WITH IRS SAFE HARBOR PROVISIONS FOR NON-TAXABLE STATUS As provided in Section 2.4.1 of Appendix 2 to this CSA and subject to the requirements thereof, Interconnection Customer represents that it meets all qualifications and requirements as set forth in Section 118(a) and 118(b) of the Internal Revenue Code of 1986, as amended and interpreted by Notice 2016-36, 2016-25 I.R.B. (6/20/2016) (the “IRS Notice”). Interconnection Customer agrees to conform with all requirements of the safe harbor provisions specified in the IRS Notice, as they may be amended, as required to confer non-taxable status on some or all of the transfer of property, including money, by Interconnection Customer to Interconnected Transmission Owner with respect to the payment of the Costs of construction and installation of the Transmission Owner Interconnection Facilities specified in this CSA. Nothing in Interconnection Customer’s agreement pursuant to this Schedule L shall change Interconnection Customer’s indemnification obligations under Section 2.4.2 of Appendix 2 to the CSA. SCHEDULE M SCHEDULE OF NON-STANDARD TERMS AND CONDITIONS None SCHEDULE N INTERCONNECTION REQUIREMENTS FOR A WIND GENERATION OR A SOLAR GENERATION FACILITYphase Center Break Gang Operated Switches

Consent and Approval. Such Constructing Entity has sought or obtained, or, in accordance with the Interconnection Construction Service Agreement will seek or obtain, each consent, approval, authorization, order, or acceptance by any Governmental Authority in connection with the execution, delivery and performance of such Agreement and it will provide to any Governmental Authority notice of any actions under such Agreement that are required by Applicable Laws and Regulations. SCHEDULE A SITE PLAN 0000 Xxxxxx Xxxx Rock Falls Xxx County, Illinois SCHEDULE B SINGLE-LINE DIAGRAM OF INTERCONNECTION FACILITIES POI Point of Interconnection SCHEDULE B SINGLE-LINE DIAGRAM (Continued) The Point of Interconnection for the Customer Facility, which consists of GTG 3 and GTG 4, is at the dead-end structure for Attachment Facilities at the Interconnected Transmission Owner’s TSS 155 Xxxxxx Substation, subject to the Shared Facilities Agreement as detailed in Schedule F of this ISA. The Customer Facility shares a Point of Interconnection with the Invenergy Xxxxxx LLC facility, which is subject to a separate Interconnection Service Agreement with an effective date of September 6, 2012, designated as Original Service Agreement No. 3395, and filed with the Federal Energy Regulatory Commission in Docket No. ER13-52-000 (PJM Queue #R33). SCHEDULE C TRANSMISSION OWNER INTERCONNECTION FACILITIES TO BE BUILT BY INTERCONNECTED TRANSMISSION OWNER TSS 166 Xxxxxx and TSS 107 Xxxxx Substation Network Upgrade N4601 Interconnected Transmission Owner shall construct and, unless otherwise indicated, shall own, the following Interconnection Facilities: Attachment Facilities: • Replace the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches Three (MODs) on both sides of breaker. 3), 500 kV, current transformers, metering class; • Replace Three (3), 500 kV, coupling capacitor voltage transformer transformers, metering class; • Three (CCVT) 3), 396 kV, station class lightning arresters; • One (1), 500 kV, 3000A double end break disconnect switch; and • Conductors, connectors, conduits, control cables, foundations, steel structures and grounding. Non-Direct Connection Network Upgrades: PJM Network Upgrade #n6647: Expand Septa 500 kV substation by adding a 500 kV circuit breaker in the ring bus to create a new line position. PJM Network Upgrade #n5464: Replace wave traps at Chickahominy substation on each phase of breaker line side#557 to Elmont. • PJM Network Upgrade #n6055: Replace steel wave trap at North Xxxx substation on the #576 line. PJM Network Upgrade #n6063: Replace wave trap at both Ladysmith and foundation for MODs and CCVTs, and reuse the existing breaker foundation Possum Point Substations for the new breakerLadysmith – Possum Pt 500 kV line #568. • PJM Network Upgrade #n5483: Replace high bus between disconnect switches for wave traps at Ladysmith and Elmont substations on the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. • Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. • Review settings on L94201 for upgrades at TSS 942#574 line. SCHEDULE D TRANSMISSION OWNER INTERCONNECTION FACILITIES TO BE BUILT BY INTERCONNECTION CUSTOMER PURSUANT TO OPTION TO BUILD None SCHEDULE E [Reserved] SCHEDULE F [Reserved] SCHEDULE G CUSTOMER INTERCONNECTION FACILITIES Interconnection Customer shall construct and, unless otherwise indicated, shall own, the following Interconnection Facilities: • Install one One (1) 18kV 500/34.5/13.8 kV wye ground/wye ground/delta main power transformer with a rating of 213/240/267 MVA; • One (1) 500 kV circuit breaker. ; and • Install two (2) 18kV/345kV generator step-up transformers. • Install two (2) 345kV circuit breakers and disconnect switches. • Install Relaying and Metering per ComEd standardsCommunication equipment to the Interconnected Transmission Owner bidirectional metering equipment. SCHEDULE H NEGOTIATED CONTRACT OPTION TERMS None SCHEDULE I SCOPE OF WORK Interconnected Transmission Owner TSS 166 Xxxxxx and TSS 107 Xxxxx Substation Network Upgrade N4601 Interconnected Transmission Owner shall construct and, unless otherwise indicated, shall own, the following Interconnection Facilities: Attachment Facilities: • Replace the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches Three (MODs) on both sides of breaker. 3), 500 kV, current transformers, metering class; • Replace Three (3), 500 kV, coupling capacitor voltage transformer transformers, metering class; • Three (CCVT) on each phase of breaker line side. 3), 396 kV, station class lightning arresters; • Replace steel and foundation for MODs and CCVTs, and reuse the existing breaker foundation for the new breaker. • Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. • Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. • Review settings on L94201 for upgrades at TSS 942. Interconnection Customer • Install one One (1) 18kV circuit breaker), 500 kV, 3000A double end break disconnect switch; and • Conductors, connectors, conduits, control cables, foundations, steel structures and grounding. • Install two (2) 18kV/345kV generator stepNon-up transformers. • Install two (2) 345kV circuit breakers and disconnect switches. • Install Relaying and Metering per ComEd standards. SCHEDULE J SCHEDULE OF WORK Item Description Responsibility Direct Connection Network Upgrades: PJM Network Upgrade # Work #n6647: Expand Septa 500 kV substation by adding a 500 kV circuit breaker in the ring bus to Commence Work to be completed on or before 1 Replace the 138kV breaker for L15507 with create a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacitynew line position. Replace motor operated disconnect switches (MODs) on both sides of breaker. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 2 Replace coupling capacitor voltage transformer (CCVT) on each phase of breaker line side. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 3 Replace steel and foundation for MODs and CCVTs, and reuse the existing breaker foundation for the new breaker. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 4 Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 Item Description Responsibility PJM Network Upgrade # Work #n5464: Replace wave traps at Chickahominy substation on line #557 to Commence Work to be completed on or before 5 Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinetElmont. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 6 Review settings on L94201 for upgrades PJM Network Upgrade #n6055: Replace wave trap at TSS 942. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 7 Install one (1) 18kV circuit breaker. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 8 Install two (2) 18kV/345kV generator step-up transformers. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 9 Install two (2) 345kV circuit breakers and disconnect switches. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 10 Install Relaying and Metering per ComEd standards. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 SCHEDULE K APPLICABLE TECHNICAL REQUIREMENTS AND STANDARDS The ComEd Interconnection Guidelines (For Generators Greater than 20 MW) dated December 1, 2016 and Exelon Utilities Transmission Facility Interconnection Requirements dated January 1, 2019 shall apply. The ComEd Interconnection Guidelines (For Generators Greater than 20 MW) dated December 1, 2016 and Exelon Utilities Transmission Facility Interconnection Requirements dated January 1, 2019 are available North Xxxx substation on the #576 line. PJM websiteNetwork Upgrade #n6063: Replace wave trap at both Ladysmith and Possum Point Substations for the Ladysmith – Possum Pt 500 kV line #568. To PJM Network Upgrade #n5483: Replace wave traps at Ladysmith and Elmont substations on the extent that these Applicable Technical Requirements and Standards conflict with the terms and conditions of the Tariff or any other provision of this ISA, the Tariff and/or this ISA shall control. SCHEDULE L INTERCONNECTION CUSTOMER’S AGREEMENT TO CONFORM WITH IRS SAFE HARBOR PROVISIONS FOR NON-TAXABLE STATUS As provided in Section 2.4.1 of Appendix 2 to this CSA and subject to the requirements thereof, Interconnection Customer represents that it meets all qualifications and requirements as set forth in Section 118(a) and 118(b) of the Internal Revenue Code of 1986, as amended and interpreted by Notice 2016-36, 2016-25 I.R.B. (6/20/2016) (the “IRS Notice”). Interconnection Customer agrees to conform with all requirements of the safe harbor provisions specified in the IRS Notice, as they may be amended, as required to confer non-taxable status on some or all of the transfer of property, including money, by Interconnection Customer to Interconnected Transmission Owner with respect to the payment of the Costs of construction and installation of the Transmission Owner Interconnection Facilities specified in this CSA. Nothing in Interconnection Customer’s agreement pursuant to this Schedule L shall change Interconnection Customer’s indemnification obligations under Section 2.4.2 of Appendix 2 to the CSA. SCHEDULE M SCHEDULE OF NON-STANDARD TERMS AND CONDITIONS None SCHEDULE N INTERCONNECTION REQUIREMENTS FOR A WIND GENERATION OR A SOLAR GENERATION FACILITY#574 line.

Consent and Approval. Such Constructing Entity has sought or obtained, or, in accordance with the Interconnection Construction Service Agreement will seek or obtain, each consent, approval, authorization, order, or acceptance by any Governmental Authority in connection with the execution, delivery and performance of such Agreement and it will provide to any Governmental Authority notice of any actions under such Agreement that are required by Applicable Laws and Regulations. SCHEDULE A SITE PLAN 0000 Xxxxxx Xxxx Rock Falls Xxx County, Illinois SCHEDULE B SINGLE-LINE DIAGRAM OF INTERCONNECTION FACILITIES POI Point of Interconnection SCHEDULE B SINGLE-LINE DIAGRAM (Continued) The Point of Interconnection for the Customer Facility, which consists of GTG 3 and GTG 4, is at the dead-end structure for Attachment Facilities at the Interconnected Transmission Owner’s TSS 155 Xxxxxx Substation, subject to the Shared Facilities Agreement as detailed in Schedule F of this ISA. The Customer Facility shares a Point of Interconnection with the Invenergy Xxxxxx LLC facility, which is subject to a separate Interconnection Service Agreement with an effective date of September 6, 2012, designated as Original Service Agreement No. 3395, and filed with the Federal Energy Regulatory Commission in Docket No. ER13-52-000 (PJM Queue #R33). SCHEDULE C TRANSMISSION OWNER INTERCONNECTION FACILITIES TO BE BUILT BY INTERCONNECTED TRANSMISSION OWNER TSS 166 Xxxxxx Interconnected Transmission Owner shall construct and, unless otherwise indicated, shall own, the following facilities as detailed in the AC2-023 Facilities Study: • Convert Hebron 69 kV substation to a five (5) position ring bus. The ring bus will consist of positions for a new terminal and TSS 107 Xxxxx Substation Network take-off tower for Line 6708, a new terminal and takeoff tower for Line 6775, an existing terminal for Transformer T2, a new terminal for Transformer T1, and a new terminal for AC2-023. (PJM Upgrade N4601 Number N7503) • Replace the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous Modify Lines 6708 and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) 6775 such that they may land on both sides of breakernew take-off towers at Hebron 69 kV substation. • Replace coupling capacitor voltage transformer Install a new transmission line (CCVTno longer than 500 ft) on each phase beginning at the Point of breaker line sideInterconnection and extending to the Hebron 69 kV substation. • Replace steel Install separate line/bus differential relays for front line and foundation back-up protection. • Modify Protective schemes for MODs Lines 6708 and CCVTs6775 and for T1 to incorporate the new bus arrangement. • Install two new 69 kV circuit breakers. Each will use a microprocessor-based relay for breaker control and stuck breaker protection. • Design, construct, maintain, and reuse provide Metering Equipment as outlined in Schedule C of the existing breaker foundation Interconnection Service Agreement for the new breaker. • Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. • Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. • Review settings on L94201 for upgrades at TSS 942AC2-023. SCHEDULE D TRANSMISSION OWNER INTERCONNECTION FACILITIES TO BE BUILT BY INTERCONNECTION CUSTOMER PURSUANT TO OPTION TO BUILD None SCHEDULE E [Reserved] SCHEDULE F [Reserved] SCHEDULE G CUSTOMER INTERCONNECTION FACILITIES Interconnection Customer shall construct and, unless otherwise indicated, shall own, the following Interconnection Facilities as detailed in the AC2-023 Facilities Study: • Install one (1) 18kV Construct a new switching station within 500 feet of the Hebron 69 kV substation. The switching station will contain a circuit breaker, revenue metering equipment, relay protection equipment, and will be the location of the Point of Interconnection. • Install two (2) 18kV/345kV generator stepDesign, construct, maintain, and provide Metering Equipment as outlined in Schedule C of the Interconnection Service Agreement for AC2-up transformers. • Install two (2) 345kV circuit breakers and disconnect switches. • Install Relaying and Metering per ComEd standards023. SCHEDULE H NEGOTIATED CONTRACT OPTION TERMS None SCHEDULE I SCOPE OF WORK Interconnection Customer shall construct and, unless otherwise indicated, shall own, the following Interconnection Facilities as detailed in the AC2-023 Facilities Study: • Construct a new switching station within 500 feet of the Hebron 69 kV substation. The switching station will contain a circuit breaker, revenue metering equipment, relay protection equipment, and will be the location of the Point of Interconnection. • Design, construct, maintain, and provide Metering Equipment as outlined in Schedule C of the Interconnection Service Agreement for AC2-023. Interconnected Transmission Owner TSS 166 Xxxxxx shall construct and, unless otherwise indicated, shall own, the following facilities as detailed in the AC2-023 Facilities Study: • Convert Hebron 69 kV substation to a five (5) position ring bus. The ring bus will consist of positions for a new terminal and TSS 107 Xxxxx Substation Network take-off tower for Line 6708, a new terminal and takeoff tower for Line 6775, an existing terminal for Transformer T2, a new terminal for Transformer T1, and a new terminal for AC2-023. (PJM Upgrade N4601 Number N7503) • Replace the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous Modify Lines 6708 and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) 6775 such that they may land on both sides of breakernew take-off towers at Hebron 69 kV substation. • Replace coupling capacitor voltage transformer Install a new transmission line (CCVTno longer than 500 ft) on each phase beginning at the Point of breaker line sideInterconnection and extending to the Hebron 69 kV substation. • Replace steel Install separate line/bus differential relays for front line and foundation back-up protection. • Modify Protective schemes for MODs Lines 6708 and CCVTs, 6775 and reuse the existing breaker foundation for T1 to incorporate the new breaker. • Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. • Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. • Review settings on L94201 for upgrades at TSS 942. Interconnection Customer • Install one (1) 18kV circuit breakerarrangement. • Install two (2) 18kV/345kV generator stepnew 69 kV circuit breakers. Each will use a microprocessor-up transformersbased relay for breaker control and stuck breaker protection. • Install two (2) 345kV circuit breakers Design, construct, maintain, and disconnect switches. • Install Relaying and provide Metering per ComEd standardsEquipment as outlined in Schedule C of the Interconnection Service Agreement for AC2-023. SCHEDULE J SCHEDULE OF WORK Item Description Responsibility PJM Network Upgrade # Work to Commence Work to be completed on or before 1 Replace the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breaker. The Interconnected Transmission Owner N4601 Any time after effective date shall commence the scope of work identified in Schedules C and I of this CSA March 31, 2023 2 Replace coupling capacitor voltage transformer (CCVT) on each phase any time after both full execution of breaker line sidethis CSA and completion of the construction kickoff call. The Interconnected Transmission Owner N4601 Any time after effective date shall complete all Transmission Owner Interconnection Facilities set forth in Schedules C and I of this CSA March 31and provide back feed to the Interconnection Customer’s Customer Facilities by May 1, 2023 3 Replace steel 2026. The Interconnection Customer shall complete all Customer Interconnection Facilities set forth in Schedules G and foundation for MODs and CCVTs, and reuse the existing breaker foundation for the new breaker. Interconnected Transmission Owner N4601 Any time after effective date I of this CSA March 31by May 1, 2023 4 Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker2026. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 Item Description Responsibility PJM Network Upgrade # Work to Commence Work to be completed on or before 5 Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 6 Review settings on L94201 for upgrades at TSS 942. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 7 Install one (1) 18kV circuit breaker. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 8 Install two (2) 18kV/345kV generator step-up transformers. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 9 Install two (2) 345kV circuit breakers and disconnect switches. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 10 Install Relaying and Metering per ComEd standards. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 SCHEDULE K APPLICABLE TECHNICAL REQUIREMENTS AND STANDARDS The ComEd Interconnection Guidelines “Pepco Holdings, Inc. (For Generators Greater than 20 MWPHI) Power Delivery Technical Considerations Covering Parallel Operations of Customer Owned Generation Interconnected with the PHI Power Delivery System”, dated December 1October 13, 2016 2016. “Operations and Exelon Utilities Transmission Facility Interconnection Modifications Requirements of Atlantic City Electric Company, Delmarva Power & Light Company, Potomac Electric Power Company (Pepco) – Companies of Pepco Holdings, Inc.”, dated January 1October 10, 2019 shall apply2011. The ComEd Interconnection Guidelines (For Generators Greater than 20 MW) dated December 1, 2016 and Exelon Utilities Transmission Facility Interconnection Requirements dated January 1, 2019 above documents are available on the PJM website. To the extent that these Applicable Technical Requirements and Standards conflict with the terms and conditions of the Tariff or any other provision of this ISACSA, the Tariff and/or this ISA CSA shall control. SCHEDULE L INTERCONNECTION CUSTOMER’S AGREEMENT TO CONFORM WITH IRS SAFE HARBOR PROVISIONS FOR NON-TAXABLE STATUS As provided in Section 2.4.1 of Appendix 2 to this CSA and subject to the requirements thereof, Interconnection Customer represents that it meets all qualifications and requirements as set forth in Section 118(a) and 118(b) of the Internal Revenue Code of 1986, as amended and interpreted by Notice 2016-36, 2016-25 I.R.B. (6/20/2016) (the “IRS Notice”). Interconnection Customer agrees to conform with all requirements of the safe harbor provisions specified in the IRS Notice, as they may be amended, as required to confer non-taxable status on some or all of the transfer of property, including money, by Interconnection Customer to Interconnected Transmission Owner with respect to the payment of the Costs of construction and installation of the Transmission Owner Interconnection Facilities specified in this CSA. Nothing in Interconnection Customer’s agreement pursuant to this Schedule L shall change Interconnection Customer’s indemnification obligations under Section 2.4.2 of Appendix 2 to the CSA. SCHEDULE M SCHEDULE OF NON-STANDARD TERMS AND CONDITIONS None Non SCHEDULE N INTERCONNECTION REQUIREMENTS FOR A WIND ALL WIND, SOLAR AND NON-SYNCHRONOUS GENERATION OR A SOLAR GENERATION FACILITYFACILITIES

Consent and Approval. Such Constructing Entity has sought or obtained, or, in accordance with the Interconnection Construction Service Agreement will seek or obtain, each consent, approval, authorization, order, or acceptance by any Governmental Authority in connection with the execution, delivery and performance of such Agreement and it will provide to any Governmental Authority notice of any actions under such Agreement that are required by Applicable Laws and Regulations. SCHEDULE A SITE PLAN 0000 Xxxxxx Xxxx Rock Falls Xxx County38.9995833, Illinois -76.0044444 Queen Anne’s County SCHEDULE B SINGLE-LINE DIAGRAM OF INTERCONNECTION FACILITIES POI Point of Interconnection SCHEDULE B SINGLE-LINE DIAGRAM (Continued) The Point of Interconnection for the Customer Facility, which consists of GTG 3 and GTG 4, is at the dead-end structure for Attachment Facilities at the Interconnected Transmission Owner’s TSS 155 Xxxxxx Substation, subject to the Shared Facilities Agreement as detailed in Schedule F of this ISA. The Customer Facility shares a Point of Interconnection with the Invenergy Xxxxxx LLC facility, which is subject to a separate Interconnection Service Agreement with an effective date of September 6, 2012, designated as Original Service Agreement No. 3395, and filed with the Federal Energy Regulatory Commission in Docket No. ER13-52-000 (PJM Queue #R33). SCHEDULE C TRANSMISSION OWNER INTERCONNECTION FACILITIES TO BE BUILT BY INTERCONNECTED TRANSMISSION OWNER TSS 166 Xxxxxx and TSS 107 Xxxxx Substation Network Upgrade N4601 • Replace Install a new short transmission line (no longer than 500 ft) from new bus position at Carville 138 kV substation to the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breakerIC’s POI station. • Replace coupling capacitor voltage transformer Install an additional 138kV circuit breaker (CCVT) on each phase of breaker CB 135), 138kV line sidedisconnect switch, 138kV CCVTs (P7), and new protection & control relaying at the Carville 138 kV substation. • Replace steel Consistent with Schedule C of the AD2-076 ISA, install metering control cable and foundation for MODs and CCVTsmeter cabinets. • Consistent with Schedule C of the AD2-076 ISA, complete secondary wiring connections at the metering enclosure. • Consistent with Schedule C of the AD2-076 ISA, provide, program, install, and reuse own the existing breaker foundation primary & backup solid state multi-function meters for the new breaker. • Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. • Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. • Review settings on L94201 for upgrades at TSS 942metering position. SCHEDULE D TRANSMISSION OWNER INTERCONNECTION FACILITIES TO BE BUILT BY INTERCONNECTION CUSTOMER PURSUANT TO OPTION TO BUILD None SCHEDULE E [Reserved] SCHEDULE F [Reserved] SCHEDULE G CUSTOMER INTERCONNECTION FACILITIES • Install one (1) 18kV Construct a new switching station within 500 feet of the Xxxxxxxx 138 kV substation. The switching station will contain a circuit breaker, revenue metering equipment, relay protection equipment, and will be the location of the Point of Interconnection. • Install two (2) 18kV/345kV generator stepConsistent with Schedule C of the AD2-up transformers076 ISA, purchase and install all metering instrument transformers and construct a metering structure. • Install two (2) 345kV circuit breakers and disconnect switchesProvide 120 volt power to the meter cabinet. • Install Relaying Consistent with Schedule C of the AD2-076 ISA, make provisions for a plain old telephone system (“POTS”) line within approximately three feet of the Interconnected Transmission Owner metering position to facilitate remote interrogation and Metering per ComEd standardsdata collection. • Design and construct the Customer Facility with the capability to be remotely disconnected from the grid by the Interconnected Transmission Owner via telecommunications from its system operations facility. SCHEDULE H NEGOTIATED CONTRACT OPTION TERMS None SCHEDULE I SCOPE OF WORK Interconnected Transmission Owner TSS 166 Xxxxxx and TSS 107 Xxxxx Substation Network Upgrade N4601 • Replace Install a new short transmission line (no longer than 500 ft) from new bus position at Carville 138 kV substation to the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breakerIC’s POI station. • Replace coupling capacitor voltage transformer Install an additional 138kV circuit breaker (CCVT) on each phase of breaker CB 135), 138kV line sidedisconnect switch, 138kV CCVTs (P7), and new protection & control relaying at the Carville 138 kV substation. • Replace steel Consistent with Schedule C of the AD2-076 ISA, install metering control cable and foundation for MODs and CCVTsmeter cabinets. • Consistent with Schedule C of the AD2-076 ISA, complete secondary wiring connections at the metering enclosure. • Consistent with Schedule C of the AD2-076 ISA, provide, program, install, and reuse own the existing breaker foundation primary & backup solid state multi-function meters for the new breaker. • Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. • Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. • Review settings on L94201 for upgrades at TSS 942metering position. Interconnection Customer • Install one (1) 18kV Construct a new switching station within 500 feet of the Xxxxxxxx 138 kV substation. The switching station will contain a circuit breaker, revenue metering equipment, relay protection equipment, and will be the location of the Point of Interconnection. • Install two (2) 18kV/345kV generator stepConsistent with Schedule C of the AD2-up transformers076 ISA, purchase and install all metering instrument transformers and construct a metering structure. • Install two (2) 345kV circuit breakers and disconnect switchesProvide 120 volt power to the meter cabinet. • Install Relaying Consistent with Schedule C of the AD2-076 ISA, make provisions for a plain old telephone system (“POTS”) line within approximately three feet of the Interconnected Transmission Owner metering position to facilitate remote interrogation and Metering per ComEd standardsdata collection. • Design and construct the Customer Facility with the capability to be remotely disconnected from the grid by the Interconnected Transmission Owner via telecommunications from its system operations facility. SCHEDULE J SCHEDULE OF WORK Item Description Responsibility PJM Network Upgrade # Work to Commence Work to be completed on or before 1 Replace Install a new short transmission line (no longer than 500 ft) from new bus position at Carville 138 kV substation to the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breakerIC’s POI station. Interconnected Transmission Owner N4601 Any time N6928 Anytime after effective date of this CSA March 316/3/2024 2 Install an additional 138kV circuit breaker (CB 135), 2023 2 Replace coupling capacitor voltage transformer 138kV line disconnect switch, 138kV CCVTs (CCVT) on each phase of breaker line sideP7), and new protection & control relaying at Carville 138 kV substation. Interconnected Transmission Owner N4601 Any time N6928 Anytime after effective date of this CSA March 316/3/2024 3 Consistent with Schedule C of the AD2-076 ISA, 2023 3 Replace steel install metering control cable and foundation for MODs and CCVTs, and reuse the existing breaker foundation for the new breakermeter cabinets. Interconnected Transmission Owner N4601 Any time N/A Anytime after effective date of this CSA March 316/3/2024 4 Consistent with Schedule C of the AD2-076 ISA, 2023 4 Replace high bus between disconnect switches for complete secondary wiring connections at the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxxmetering enclosure. Interconnected Transmission Owner N4601 Any time N/A Anytime after effective date of this CSA March 316/3/2024 5 Consistent with Schedule C of the AD2-076 ISA, 2023 Item Description Responsibility PJM Network Upgrade # Work to Commence Work to be completed on or before 5 Evaluate provide, program, install, and own the adequacy of existing station batteries and battery chargers due to primary & backup solid state multi- function meters for the new SEL-2440 installed in breaker control cabinetmetering position. Interconnected Transmission Owner N4601 Any time N/A Anytime after effective date of this CSA March 31, 2023 6/3/2024 6 Review settings on L94201 for upgrades at TSS 942Construct a new switching station within 500 feet of the Xxxxxxxx 138 kV substation. Interconnected Transmission Owner N4601 Any time The Interconnection Customer N/A Anytime after effective date of this CSA March 31, 2023 7 Install one (1) 18kV 6/3/2024 switching station will contain a circuit breaker, revenue metering equipment, relay protection equipment, and will be the location of the Point of Interconnection. 7 Consistent with Schedule C of the AD2-076 ISA, purchase and install all metering instrument transformers and construct a metering structure. Interconnection Customer N/A Any time Anytime after effective date of this CSA March 31, 2023 6/3/2024 8 Install two (2) 18kV/345kV generator step-up transformersProvide 120 volt power to the meter cabinet. Interconnection Customer N/A Any time Anytime after effective date of this CSA March 316/3/2024 9 Consistent with Schedule C of the AD2-076 ISA, 2023 9 Install two make provisions for a plain old telephone system (2“POTS”) 345kV circuit breakers line within approximately three feet of the Interconnected Transmission Owner metering position to facilitate remote interrogation and disconnect switchesdata collection. Interconnection Customer N/A Any time Anytime after effective date of this CSA March 31, 2023 6/3/2024 10 Install Relaying Design and Metering per ComEd standardsconstruct the Customer Facility with the capability to be remotely disconnected from the grid by the Interconnected Transmission Owner via telecommunications from its system operations facility. Interconnection Customer N/A Any time Anytime after effective date of this CSA March 31, 2023 6/3/2024 SCHEDULE K APPLICABLE TECHNICAL REQUIREMENTS AND STANDARDS The ComEd Interconnection Guidelines Pepco Holdings, Inc. (For Generators Greater than 20 MWPHI) Power Delivery Technical Considerations Covering Parallel Operations of Customer Owned Generation Interconnected with the PHI Power Delivery System”, dated December 1October 13, 2016 2016. “Operations and Exelon Utilities Transmission Facility Interconnection Modifications Requirements of Atlantic City Electric Company, Delmarva Power & Light Company, Potomac Electric Power Company (Pepco) – Companies of Pepco Holdings, Inc.”, dated January 1October 10, 2019 shall apply2011. The ComEd Interconnection Guidelines (For Generators Greater than 20 MW) dated December 1, 2016 and Exelon Utilities Transmission Facility Interconnection Requirements dated January 1, 2019 above documents are available on the PJM website. To the extent that these Applicable Technical Requirements and Standards conflict with the terms and conditions of the Tariff or any other provision of this ISACSA, the Tariff and/or this ISA CSA shall control. SCHEDULE L INTERCONNECTION CUSTOMER’S AGREEMENT TO CONFORM WITH IRS SAFE HARBOR PROVISIONS FOR NON-TAXABLE STATUS As provided in Section 2.4.1 of Appendix 2 to this CSA and subject to the requirements thereof, Interconnection Customer represents that it meets all qualifications and requirements as set forth in Section 118(a) and 118(b) of the Internal Revenue Code of 1986, as amended and interpreted by Notice 2016-36, 2016-25 I.R.B. (6/20/2016) (the “IRS Notice”). Interconnection Customer agrees to conform with all requirements of the safe harbor provisions specified in the IRS Notice, as they may be amended, as required to confer non-taxable status on some or all of the transfer of property, including money, by Interconnection Customer to Interconnected Transmission Owner with respect to the payment of the Costs of construction and installation of the Transmission Owner Interconnection Facilities specified in this CSA. Nothing in Interconnection Customer’s agreement pursuant to this Schedule L shall change Interconnection Customer’s indemnification obligations under Section 2.4.2 of Appendix 2 to the CSA. SCHEDULE M SCHEDULE OF NON-STANDARD TERMS AND CONDITIONS None SCHEDULE N INTERCONNECTION REQUIREMENTS FOR A WIND ALL WIND, SOLAR AND NON-SYNCHRONOUS GENERATION OR A SOLAR GENERATION FACILITYFACILITIES

Consent and Approval. Such Constructing Entity has sought or obtained, or, in accordance with the Interconnection Construction Service Agreement will seek or obtain, each consent, approval, authorization, order, or acceptance by any Governmental Authority in connection with the execution, delivery and performance of such Agreement and it will provide to any Governmental Authority notice of any actions under such Agreement that are required by Applicable Laws and Regulations. SCHEDULE A SITE PLAN 0000 Xxxxxx Xxxx Rock Falls Xxx County, Illinois SCHEDULE B SINGLE-LINE DIAGRAM OF INTERCONNECTION FACILITIES POI Point of Interconnection SCHEDULE B SINGLE-LINE DIAGRAM (Continued) The Point of Interconnection for the Customer Facility, which consists of GTG 3 and GTG 4, is at the dead-end structure for Attachment Facilities at the Interconnected Transmission Owner’s TSS 155 Xxxxxx Substation, subject to the Shared Facilities Agreement as detailed in Schedule F of this ISA. The Customer Facility shares a Point of Interconnection with the Invenergy Xxxxxx LLC facility, which is subject to a separate Interconnection Service Agreement with an effective date of September 6, 2012, designated as Original Service Agreement No. 3395, and filed with the Federal Energy Regulatory Commission in Docket No. ER13-52-000 (PJM Queue #R33). SCHEDULE C TRANSMISSION OWNER INTERCONNECTION FACILITIES TO BE BUILT BY INTERCONNECTED TRANSMISSION OWNER Design, procurement, and construction to install the following equipment and upgrade existing protective relaying, SCADA and communication schemes at TSS 166 Xxxxxx 80 Pontiac MidPoint substation (PJM Upgrade Number n1613): • Bi-directional revenue metering • Expansion of TSS 80 substation and TSS 107 Xxxxx Substation Network Upgrade N4601 new 345kV line terminal equipment • Replace the 138kV Removal of temporary bus connection between 345kV Bus 3 and Bus 4 • New CTs • New circuit breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated • New disconnect switches (MODs) on both sides of breaker. • Replace coupling capacitor voltage transformer (CCVT) on each phase of breaker line side. • Replace steel and foundation for MODs and CCVTs, and reuse the existing breaker foundation for the new breaker. • Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. • Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. • Review settings on L94201 for upgrades at TSS 942. SCHEDULE D TRANSMISSION OWNER INTERCONNECTION FACILITIES TO BE BUILT BY INTERCONNECTION CUSTOMER PURSUANT TO OPTION TO BUILD None None. SCHEDULE E [Reserved] MERCHANT NETWORK UPGRADES TO BE BUILT BY INTERCONNECTED TRANSMISSION OWNER None. SCHEDULE F [Reserved] MERCHANT NETWORK UPGRADES TO BE BUILT BY INTERCONNECTION CUSTOMER PURSUANT TO OPTION TO BUILD None. SCHEDULE G CUSTOMER INTERCONNECTION FACILITIES • Install one 345kV connections between Pleasant Ridge I Wind Farm and Pleasant Ridge II Wind Farm substations including the collector system to the Interconnection Customer generators, and modifications to the Pleasant Ridge I Wind Farm substation to facilitate connection of Pleasant Ridge II Wind Farm substation to the TSS 80 Pontiac MidPoint substation (1approximately 5 miles) 18kV as depicted in the diagram in Schedule B • Two 345kV motor operated disconnect switches • Two 345kV circuit breaker. breakers • Install two (2) 18kV/345kV generator Two main 34.5kV to 345kV step-up transformers. transformers • Install two (2) 345kV Two 34.5kV circuit breakers and disconnect switches. • Install Relaying and Metering per ComEd standards. Two physically diverse fiber optic routes to TSS 80 Pontiac MidPoint for protective relay communication purposes SCHEDULE H NEGOTIATED CONTRACT OPTION TERMS None None. SCHEDULE I SCOPE OF WORK Interconnected Transmission Owner Owner: Design, procurement, and construction to install the following equipment and upgrade existing protective relaying, SCADA and communication schemes at TSS 166 Xxxxxx 80 Pontiac MidPoint substation (PJM Upgrade Number n1613): • Bi-directional revenue metering • Expansion of TSS 80 substation and new 345kV line terminal equipment • Removal of temporary bus connection between 345kV Bus 3 and Bus 4 • New CTs • New circuit breaker • New disconnect switches Interconnection Customer: • 345kV connection between Pleasant Ridge I Wind Farm and Pleasant Ridge II Wind Farm substations including the collector system to the Interconnection Customer generators, and modifications to the Pleasant Ridge I Wind Farm substation to facilitate connection of Pleasant Ridge II Wind Farm substation to the TSS 107 Xxxxx Substation Network Upgrade N4601 80 Pontiac MidPoint substation(approximately 5 miles) as depicted in the diagram in Schedule B • Replace the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace Two 345kV motor operated disconnect switches (MODs) on both sides of breaker. • Replace coupling capacitor voltage transformer (CCVT) on each phase of breaker line side. Two 345kV circuit breakers • Replace steel and foundation for MODs and CCVTs, and reuse the existing breaker foundation for the new breaker. • Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related Two main 34.5kV to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. • Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. • Review settings on L94201 for upgrades at TSS 942. Interconnection Customer • Install one (1) 18kV circuit breaker. • Install two (2) 18kV/345kV generator 345kV step-up transformers. transformers • Install two (2) 345kV Two 34.5kV circuit breakers and disconnect switches. • Install Relaying and Metering per ComEd standards. Two physically diverse fiber optic routes to TSS 80 Pontiac MidPoint for protective relay communication purposes SCHEDULE J SCHEDULE OF WORK Item Description Responsibility PJM Network Upgrade # Work to Commence Work Date work to be completed on or before 1 Replace the 138kV breaker for L15507 with a 138kV breaker with minimum rating Completion of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breaker. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 2 Replace coupling capacitor voltage transformer (CCVT) on each phase of breaker line side. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 3 Replace steel and foundation for MODs and CCVTs, and reuse the existing breaker foundation for the new breaker. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 4 Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 Item Description Responsibility PJM Network Upgrade # Work to Commence Work to be completed on or before 5 Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 6 Review settings on L94201 for upgrades at TSS 942. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 7 Install one (1) 18kV circuit breaker. collector substation Interconnection Customer N/A Any time after effective date November 14, 2015 Complete TSS 80 substation relaying and SCADA modifications Interconnected Transmission Owner n1613 November 14, 2015 Complete installation of this CSA March 31new circuit breaker and associated equipment at TSS 80 substation Interconnected Transmission Owner n1613 November 14, 2023 8 Install two (2) 18kV/345kV generator step2015 Installation of interconnection metering complete Interconnected Transmission Owner N/A November 14, 2015 Complete 345kV transmission line tie-up transformers. in Interconnected Transmission Owner n1613 November 14, 2015 Backfeed available Interconnected Transmission Owner N/A November 14, 2015 Commissioning of wind turbines Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 9 Install two (2) 345kV circuit breakers and disconnect switches. 2016 Commercial Operation Interconnection Customer N/A Any time after effective date of this CSA March 31June 1, 2023 10 Install Relaying and Metering per ComEd standards. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 2016 SCHEDULE K APPLICABLE TECHNICAL REQUIREMENTS AND STANDARDS The “ComEd Interconnection Guidelines (For for Generators Greater than 20 MW) dated December 1, 2016 20MW” “ComEd and Exelon Utilities PECO Transmission Facility Interconnection Requirements dated January 1, 2019 shall apply. The ComEd Interconnection Guidelines (For Generators Greater than 20 MW) dated December 1, 2016 and Exelon Utilities Transmission Facility Interconnection Requirements dated January 1, 2019 are available on the PJM website. To the extent that these Applicable Technical Requirements and Standards conflict with the terms and conditions of the Tariff or any other provision of this ISA, the Tariff and/or this ISA shall control. Connection Requirements” These documents can be found at: xxxx://xxx.xxx.xxx/planning/design-engineering/to-tech-standards/private-comed.aspx SCHEDULE L INTERCONNECTION CUSTOMER’S AGREEMENT TO CONFORM WITH IRS SAFE HARBOR PROVISIONS FOR NON-TAXABLE STATUS As provided in Section 2.4.1 of Appendix 2 to this CSA and subject to the requirements thereof, Interconnection Customer represents that it meets all qualifications and requirements as set forth in Section 118(a) and 118(b) of the Internal Revenue Code of 1986, as amended and interpreted by Notice 201688-36129, 20161988-25 I.R.B. (6/20/2016) 2 C.B. 541, and as amplified and modified in Notices 90-60, 1990-2 C.B. 345, and 2001-82, 2001-2 C.B. 619 (the “IRS NoticeNotices”). Interconnection Customer agrees to conform with all requirements of the safe harbor provisions specified in the IRS NoticeNotices, as they may be amended, as required to confer non-taxable status on some or all of the transfer of property, including money, by Interconnection Customer to Interconnected Transmission Owner with respect to the payment of the Costs of construction and installation of the Transmission Owner Interconnection Facilities and/or Merchant Network Upgrades specified in this CSA. Nothing in Interconnection Customer’s agreement pursuant to this Schedule L shall change Interconnection Customer’s indemnification obligations under Section 2.4.2 of Appendix 2 to the CSA. SCHEDULE M SCHEDULE OF NON-STANDARD TERMS AND CONDITIONS None SCHEDULE N INTERCONNECTION REQUIREMENTS FOR A WIND GENERATION OR A SOLAR GENERATION FACILITYCONDITIONS

Consent and Approval. Such Constructing Entity has sought or obtained, or, in accordance with the Interconnection Construction Service Agreement will seek or obtain, each consent, approval, authorization, order, or acceptance by any Governmental Authority in connection with the execution, delivery and performance of such Agreement and it will provide to any Governmental Authority notice of any actions under such Agreement that are required by Applicable Laws and Regulations. SCHEDULE A SITE PLAN 0000 Xxxxxx Xxxx Rock Falls Xxx County, Illinois SCHEDULE B SINGLE-LINE DIAGRAM OF INTERCONNECTION FACILITIES POI Point of Interconnection SCHEDULE B SINGLE-LINE DIAGRAM (Continued) The Point of Interconnection for the Customer Facility, which consists of GTG 3 and GTG 4, is at the dead-end structure for Attachment Facilities at the Interconnected Transmission Owner’s TSS 155 Xxxxxx Substation, subject to the Shared Facilities Agreement as detailed in Schedule F of this ISA. The Customer Facility shares a Point of Interconnection with the Invenergy Xxxxxx LLC facility, which is subject to a separate Interconnection Service Agreement with an effective date of September 6, 2012, designated as Original Service Agreement No. 3395, and filed with the Federal Energy Regulatory Commission in Docket No. ER13-52-000 (PJM Queue #R33). SCHEDULE C TRANSMISSION OWNER INTERCONNECTION FACILITIES TO BE BUILT BY INTERCONNECTED TRANSMISSION OWNER TSS 166 Xxxxxx Attachment Facilities: Install the following Attachment Facilities on the Interconnected Transmission Owner side of the Point of Interconnection: • One (1) 115 kV, 2000 A center break switch; • Three (3) 115 kV, metering accuracy capacitive coupled voltage transformers; • Three (3) 115 kV, metering accuracy current transformers; • Relay and TSS 107 Xxxxx Substation metering panels; and • Conductor, connectors, conduit, control cable, foundations and grounding material. Direct Connection Network Upgrades: PJM Network Upgrade N4601 • Replace #n6235 - Build a three breaker AC1-043 115 kV switching station. The site is located adjacent to the 138kV Interconnected Transmission Owner’s 115 kV line #2 from Mountain Run substation to Xxxxxxxx substation. Non-Direct Connection Network Upgrades: PJM Network Upgrade #n6236 - Re-arrange line #2 to loop into and out of the new three breaker for L15507 AC1-043 115 kV switching station between Mountain Run to Xxxxxxxx substations. PJM Network Upgrade #n6237: Remote protection and communication work. Interconnected Transmission Owner’s protection requirements to reliably interconnect the proposed generating facility with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breaker. • Replace coupling capacitor voltage transformer (CCVT) on each phase of breaker line side. • Replace steel and foundation for MODs and CCVTsthe transmission system determined that work is required at Mountain Run, Oak Green, and reuse the existing breaker foundation for the new breaker. • Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. • Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. • Review settings on L94201 for upgrades at TSS 942Remington 115 kV substations. SCHEDULE D TRANSMISSION OWNER INTERCONNECTION FACILITIES TO BE BUILT BY INTERCONNECTION CUSTOMER PURSUANT TO OPTION TO BUILD None None. SCHEDULE E [Reserved] SCHEDULE F [Reserved] SCHEDULE G CUSTOMER INTERCONNECTION FACILITIES • Install one One (1) 18kV 115 kV grounded wye / 34.5 kV grounded wye main power transformer; • One (1) 115 kV circuit breaker. ; and • Install two (2) 18kV/345kV generator step-up transformers. • Install two (2) 345kV circuit breakers and disconnect switches. • Install Relaying and Metering per ComEd standards. Communication equipment to the Interconnected Transmission Owner bidirectional metering equipment SCHEDULE H NEGOTIATED CONTRACT OPTION TERMS None None. SCHEDULE I SCOPE OF WORK Interconnection Customer Interconnection Customer shall construct and, unless otherwise indicated, shall own, the following Interconnection Facilities: • One (1) 115 kV grounded wye / 34.5 kV grounded wye main power transformer; • One (1) 115 kV circuit breaker; and • Communication equipment to the Interconnected Transmission Owner TSS 166 Xxxxxx and TSS 107 Xxxxx Substation Network Upgrade N4601 bidirectional metering equipment Interconnected Transmission Owner Interconnected Transmission Owner shall construct and, unless otherwise indicated, shall own, the following: Attachment Facilities: Install the following Attachment Facilities on the Interconnected Transmission Owner side of the Point of Interconnection: • Replace the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breaker. • Replace coupling capacitor voltage transformer (CCVT) on each phase of breaker line side. • Replace steel and foundation for MODs and CCVTs, and reuse the existing breaker foundation for the new breaker. • Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. • Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. • Review settings on L94201 for upgrades at TSS 942. Interconnection Customer • Install one One (1) 18kV circuit breaker115 kV, 2000 A center break switch; • Three (3) 115 kV, metering accuracy capacitive coupled voltage transformers; • Three (3) 115 kV, metering accuracy current transformers; • Relay and metering panels; and • Conductor, connectors, conduit, control cable, foundations and grounding material. • Install two (2) 18kV/345kV generator stepDirect Connection Network Upgrades: PJM Network Upgrade #n6235 - Build a three breaker AC1-up transformers043 115 kV switching station. • Install two (2) 345kV circuit breakers The site is located adjacent to the Interconnected Transmission Owner’s 115 kV line #2 from Mountain Run substation to Xxxxxxxx substation. Non-Direct Connection Network Upgrades: PJM Network Upgrade #n6236 - Re-arrange line #2 to loop into and disconnect switchesout of the new three breaker AC1-043 115 kV switching station between Mountain Run to Xxxxxxxx substations. • Install Relaying PJM Network Upgrade #n6237: Remote protection and Metering per ComEd standardscommunication work. Interconnected Transmission Owner’s protection requirements to reliably interconnect the proposed generating facility with the transmission system determined that work is required at Mountain Run, Oak Green, and Remington 115 kV substations. SCHEDULE J SCHEDULE OF WORK Item Description Responsibility PJM Network Upgrade # Work to Commence Work to be completed on or before 1 Replace the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breaker. The Interconnected Transmission Owner N4601 Any time after effective date shall commence the scope of work identified in Schedules C and I of this CSA March 31, 2023 2 Replace coupling capacitor voltage transformer (CCVT) on each phase one month after both full execution of breaker line sidethe Queue No. AC1- 043 CSA and completion of the construction kickoff call. The Interconnected Transmission Owner N4601 Any time after effective date shall complete all Transmission Owner Interconnection Facilities set forth in Schedules C and I of this CSA March 31and provide back feed to the Interconnection Customer’s Customer Facilities by October 15, 2023 3 Replace steel 2021. The Interconnection Customer shall commence the scope of work identified in Schedules G and foundation for MODs and CCVTs, and reuse the existing breaker foundation for the new breaker. Interconnected Transmission Owner N4601 Any time after effective date I of this CSA March 31, 2023 4 Replace high bus between disconnect switches for no later than one month after both full execution of the L15507 138kV breaker Queue No. AC1- 043 CSA and completion of the TR84 138kV breakerconstruction kickoff call. Review relay settings related to increase The Interconnection Customer shall complete all Customer Interconnection Facilities set forth in fault current for TSS 155 Xxxxxx Schedules G and TSS 107 Xxxxx. Interconnected Transmission Owner N4601 Any time after effective date I of this CSA March 31by October 15, 2023 Item Description Responsibility PJM Network Upgrade # Work to Commence Work to be completed on or before 5 Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet2021. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 6 Review settings on L94201 for upgrades at TSS 942. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 7 Install one (1) 18kV circuit breaker. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 8 Install two (2) 18kV/345kV generator step-up transformers. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 9 Install two (2) 345kV circuit breakers and disconnect switches. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 10 Install Relaying and Metering per ComEd standards. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 SCHEDULE K APPLICABLE TECHNICAL REQUIREMENTS AND STANDARDS The ComEd Interconnection Guidelines (For Generators Greater than 20 MW) dated December 1, 2016 and Exelon Utilities Transmission Dominion Energy Facility Interconnection Requirements revision 19.0, dated January April 1, 2019 2021, shall apply. The ComEd Interconnection Guidelines (For Generators Greater than 20 MW) dated December 1, 2016 and Exelon Utilities Transmission Dominion Energy Facility Interconnection Requirements revision 19.0, dated January April 1, 2019 2021, are available on the PJM website. To the extent that these Applicable Technical Requirements and Standards conflict with the terms and conditions of the Tariff or any other provision of this ISACSA, the Tariff and/or this ISA CSA shall control. SCHEDULE L INTERCONNECTION CUSTOMER’S AGREEMENT TO CONFORM WITH IRS SAFE HARBOR PROVISIONS FOR NON-TAXABLE STATUS As provided in Section 2.4.1 of Appendix 2 to this CSA and subject to the requirements thereof, Interconnection Customer represents that it meets all qualifications and requirements as set forth in Section 118(a) and 118(b) of the Internal Revenue Code of 1986, as amended and interpreted by Notice 2016-36, 2016-25 I.R.B. (6/20/2016) (the “IRS Notice”). Interconnection Customer agrees to conform with all requirements of the safe harbor provisions specified in the IRS Notice, as they may be amended, as required to confer non-taxable status on some or all of the transfer of property, including money, by Interconnection Customer to Interconnected Transmission Owner with respect to the payment of the Costs of construction and installation of the Transmission Owner Interconnection Facilities specified in this CSA. Nothing in Interconnection Customer’s agreement pursuant to this Schedule L shall change Interconnection Customer’s indemnification obligations under Section 2.4.2 of Appendix 2 to the CSA. SCHEDULE M SCHEDULE OF NON-STANDARD TERMS AND CONDITIONS None SCHEDULE N INTERCONNECTION REQUIREMENTS FOR A WIND ALL WIND, SOLAR AND NON-SYNCHRONOUS GENERATION OR A SOLAR GENERATION FACILITYFACILITIES

Consent and Approval. Such Constructing Entity has sought or obtained, or, in accordance with the Interconnection Construction Service Agreement will seek or obtain, each consent, approval, authorization, order, or acceptance by any Governmental Authority in connection with the execution, delivery and performance of such Agreement and it will provide to any Governmental Authority notice of any actions under such Agreement that are required by Applicable Laws and Regulations. SCHEDULE A SITE PLAN 0000 Xxxxxx Xxxx Rock Falls Xxx County39.043414, Illinois -76008051 Queen Anne’s County SCHEDULE B SINGLE-LINE DIAGRAM OF INTERCONNECTION FACILITIES POI Point of Interconnection SCHEDULE B SINGLE-LINE DIAGRAM (Continued) The Point of Interconnection for the Customer Facility, which consists of GTG 3 and GTG 4, is at the dead-end structure for Attachment Facilities at the Interconnected Transmission Owner’s TSS 155 Xxxxxx Substation, subject to the Shared Facilities Agreement as detailed in Schedule F of this ISA. The Customer Facility shares a Point of Interconnection with the Invenergy Xxxxxx LLC facility, which is subject to a separate Interconnection Service Agreement with an effective date of September 6, 2012, designated as Original Service Agreement No. 3395, and filed with the Federal Energy Regulatory Commission in Docket No. ER13-52-000 (PJM Queue #R33). SCHEDULE C TRANSMISSION OWNER INTERCONNECTION FACILITIES TO BE BUILT BY INTERCONNECTED TRANSMISSION OWNER TSS 166 Xxxxxx and TSS 107 Xxxxx Substation Network Upgrade N4601 • Replace Install a new short transmission line (no longer than 500 ft) from new bus position at Xxxxxxxx 138 kV substation to the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breakerIC’s POI station. • Replace coupling capacitor voltage transformer Install an additional 138kV circuit breaker (CCVT) on each phase of breaker CB 135), 138kV line sidedisconnect switch, 138kV CCVTs (P7), and new protection & control relaying at the Xxxxxxxx 138 kV substation. • Replace steel Consistent with Schedule C of the XX0-000/XX0-000 XXX, install metering control cable and foundation for MODs and CCVTsmeter cabinets. • Consistent with Schedule C of the XX0-000/XX0-000 XXX, complete secondary wiring connections at the metering enclosure. • Consistent with Schedule C of the AE2-112/AF1-036 ISA, provide, program, install, and reuse own the existing breaker foundation primary & backup solid state multi-function meters for the new breaker. • Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. • Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. • Review settings on L94201 for upgrades at TSS 942metering position. SCHEDULE D TRANSMISSION OWNER INTERCONNECTION FACILITIES TO BE BUILT BY INTERCONNECTION CUSTOMER PURSUANT TO OPTION TO BUILD None SCHEDULE E [Reserved] SCHEDULE F [Reserved] SCHEDULE G CUSTOMER INTERCONNECTION FACILITIES • Install one (1) 18kV Construct a new switching station within 500 feet of the Xxxxxxxx 138 kV substation. The switching station will contain a circuit breaker, revenue metering equipment, relay protection equipment, and will be the location of the Point of Interconnection. • Install two (2) 18kV/345kV generator stepConsistent with Schedule C of the XX0-up transformers000/XX0-000 XXX, purchase and install all metering instrument transformers and construct a metering structure. • Install two (2) 345kV circuit breakers and disconnect switchesProvide 120 volt power to the meter cabinet. • Install Relaying Consistent with Schedule C of the XX0-000/XX0-000 XXX, make provisions for a plain old telephone system (“POTS”) line within approximately three feet of the Interconnected Transmission Owner metering position to facilitate remote interrogation and Metering per ComEd standardsdata collection. • Design and construct the Customer Facility with the capability to be remotely disconnected from the grid by the Interconnected Transmission Owner via telecommunications from its system operations facility. SCHEDULE H NEGOTIATED CONTRACT OPTION TERMS None SCHEDULE I SCOPE OF WORK Interconnected Transmission Owner TSS 166 Xxxxxx and TSS 107 Xxxxx Substation Network Upgrade N4601 • Replace Install a new short transmission line (no longer than 500 ft) from new bus position at Xxxxxxxx 138 kV substation to the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breakerIC’s POI station. • Replace coupling capacitor voltage transformer Install an additional 138kV circuit breaker (CCVT) on each phase of breaker CB 135), 138kV line sidedisconnect switch, 138kV CCVTs (P7), and new protection & control relaying at the Xxxxxxxx 138 kV substation. • Replace steel Consistent with Schedule C of the XX0-000/XX0-000 XXX, install metering control cable and foundation for MODs and CCVTsmeter cabinets. • Consistent with Schedule C of the XX0-000/XX0-000 XXX, complete secondary wiring connections at the metering enclosure. • Consistent with Schedule C of the AE2-112/AF1-036 ISA, provide, program, install, and reuse own the existing breaker foundation primary & backup solid state multi-function meters for the new breaker. • Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. • Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. • Review settings on L94201 for upgrades at TSS 942metering position. Interconnection Customer • Install one (1) 18kV Construct a new switching station within 500 feet of the Xxxxxxxx 138 kV substation. The switching station will contain a circuit breaker, revenue metering equipment, relay protection equipment, and will be the location of the Point of Interconnection. • Install two (2) 18kV/345kV generator stepConsistent with Schedule C of the XX0-up transformers000/XX0-000 XXX, purchase and install all metering instrument transformers and construct a metering structure. • Install two (2) 345kV circuit breakers and disconnect switchesProvide 120 volt power to the meter cabinet. • Install Relaying Consistent with Schedule C of the XX0-000/XX0-000 XXX, make provisions for a plain old telephone system (“POTS”) line within approximately three feet of the Interconnected Transmission Owner metering position to facilitate remote interrogation and Metering per ComEd standardsdata collection. • Design and construct the Customer Facility with the capability to be remotely disconnected from the grid by the Interconnected Transmission Owner via telecommunications from its system operations facility. SCHEDULE J SCHEDULE OF WORK Item Description Responsibility PJM Network Upgrade # Work to Commence Work to be completed on or before 1 Replace Install a new short transmission line (no longer than 500 ft) from new bus position at Xxxxxxxx 138 kV substation to the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breakerIC’s POI station. Interconnected Transmission Owner N4601 Any time N6928 Anytime after effective date of this CSA March 316/3/2024 2 Install an additional 138kV circuit breaker (CB 135), 2023 2 Replace coupling capacitor voltage transformer 138kV line disconnect switch, 138kV CCVTs (CCVT) on each phase of breaker line sideP7), and new protection & control relaying at Xxxxxxxx 138 kV substation. Interconnected Transmission Owner N4601 Any time N6928 Anytime after effective date of this CSA March 316/3/2024 3 Consistent with Schedule C of the AE2-112/AF1- 036 ISA, 2023 3 Replace steel install metering control cable and foundation for MODs and CCVTs, and reuse the existing breaker foundation for the new breakermeter cabinets. Interconnected Transmission Owner N4601 Any time N/A Anytime after effective date of this CSA March 316/3/2024 4 Consistent with Schedule C of the AE2-112/AF1- 036 ISA, 2023 4 Replace high bus between disconnect switches for complete secondary wiring connections at the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxxmetering enclosure. Interconnected Transmission Owner N4601 Any time N/A Anytime after effective date of this CSA March 316/3/2024 5 Consistent with Schedule C of the AE2-112/AF1- 036 ISA, 2023 Item Description Responsibility PJM Network Upgrade # Work to Commence Work to be completed on or before 5 Evaluate provide, program, install, and own the adequacy of existing station batteries and battery chargers due to primary & backup solid state multi-function meters for the new SEL-2440 installed in breaker control cabinetmetering position. Interconnected Transmission Owner N4601 Any time N/A Anytime after effective date of this CSA March 316/3/2024 6 Construct a new switching station within 500 feet of the Xxxxxxxx Interconnection Customer N/A Anytime after 6/3/2024 138 kV substation. The switching station will contain a circuit breaker, 2023 6 Review settings on L94201 for upgrades at TSS 942revenue metering equipment, relay protection equipment, and will be the location of the Point of Interconnection. Interconnected Transmission Owner N4601 Any time effective date of this CSA 7 Consistent with Schedule C of the AE2-112/AF1- 036 ISA, purchase and install all metering instrument transformers and construct a metering structure. Interconnection Customer N/A Anytime after effective date of this CSA March 31, 2023 7 Install one (1) 18kV circuit breaker6/3/2024 8 Provide 120 volt power to the meter cabinet. Interconnection Customer N/A Any time Anytime after effective date of this CSA March 316/3/2024 9 Consistent with Schedule C of the AE2-112/AF1- 036 ISA, 2023 8 Install two make provisions for a plain old telephone system (2“POTS”) 18kV/345kV generator step-up transformersline within approximately three feet of the Interconnected Transmission Owner metering position to facilitate remote interrogation and data collection. Interconnection Customer N/A Any time Anytime after effective date of this CSA March 31, 2023 9 Install two (2) 345kV circuit breakers 6/3/2024 10 Design and disconnect switchesconstruct the Customer Facility with the capability to be remotely disconnected from the grid by the Interconnected Transmission Owner via telecommunications from its system operations facility. Interconnection Customer N/A Any time Anytime after effective date of this CSA March 31, 2023 10 Install Relaying and Metering per ComEd standards. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 6/3/2024 SCHEDULE K APPLICABLE TECHNICAL REQUIREMENTS AND STANDARDS The ComEd Interconnection Guidelines Pepco Holdings, Inc. (For Generators Greater than 20 MWPHI) Power Delivery Technical Considerations Covering Parallel Operations of Customer Owned Generation Interconnected with the PHI Power Delivery System”, dated December 1October 13, 2016 2016. “Operations and Exelon Utilities Transmission Facility Interconnection Modifications Requirements of Atlantic City Electric Company, Delmarva Power & Light Company, Potomac Electric Power Company (Pepco) – Companies of Pepco Holdings, Inc.”, dated January 1October 10, 2019 shall apply2011. The ComEd Interconnection Guidelines (For Generators Greater than 20 MW) dated December 1, 2016 and Exelon Utilities Transmission Facility Interconnection Requirements dated January 1, 2019 above documents are available on the PJM website. To the extent that these Applicable Technical Requirements and Standards conflict with the terms and conditions of the Tariff or any other provision of this ISACSA, the Tariff and/or this ISA CSA shall control. SCHEDULE L INTERCONNECTION CUSTOMER’S AGREEMENT TO CONFORM WITH IRS SAFE HARBOR PROVISIONS FOR NON-TAXABLE STATUS As provided in Section 2.4.1 of Appendix 2 to this CSA and subject to the requirements thereof, Interconnection Customer represents that it meets all qualifications and requirements as set forth in Section 118(a) and 118(b) of the Internal Revenue Code of 1986, as amended and interpreted by Notice 2016-36, 2016-25 I.R.B. (6/20/2016) (the “IRS Notice”). Interconnection Customer agrees to conform with all requirements of the safe harbor provisions specified in the IRS Notice, as they may be amended, as required to confer non-taxable status on some or all of the transfer of property, including money, by Interconnection Customer to Interconnected Transmission Owner with respect to the payment of the Costs of construction and installation of the Transmission Owner Interconnection Facilities specified in this CSA. Nothing in Interconnection Customer’s agreement pursuant to this Schedule L shall change Interconnection Customer’s indemnification obligations under Section 2.4.2 of Appendix 2 to the CSA. SCHEDULE M SCHEDULE OF NON-STANDARD TERMS AND CONDITIONS None SCHEDULE N INTERCONNECTION REQUIREMENTS FOR A WIND ALL WIND, SOLAR AND NON-SYNCHRONOUS GENERATION OR A SOLAR GENERATION FACILITYFACILITIES

Consent and Approval. Such Constructing Entity has sought or obtained, or, in accordance with the Interconnection Construction Service Agreement will seek or obtain, each consent, approval, authorization, order, or acceptance by any Governmental Authority in connection with the execution, delivery and performance of such Agreement and it will provide to any Governmental Authority notice of any actions under such Agreement that are required by Applicable Laws and Regulations. SCHEDULE A SITE PLAN 0000 Xxxxxx Xxxx Rock Falls Xxx County, Illinois SCHEDULE B SINGLE-LINE DIAGRAM OF INTERCONNECTION FACILITIES POI Point of Interconnection SCHEDULE B SINGLE-LINE DIAGRAM (Continued) The Point of Interconnection for the Customer Facility, which consists of GTG 3 and GTG 4, is at the dead-end structure for Attachment Facilities at the Interconnected Transmission Owner’s TSS 155 Xxxxxx Substation, subject to the Shared Facilities Agreement as detailed in Schedule F of this ISA. The Customer Facility shares a Point of Interconnection with the Invenergy Xxxxxx LLC facility, which is subject to a separate Interconnection Service Agreement with an effective date of September 6, 2012, designated as Original Service Agreement No. 3395, and filed with the Federal Energy Regulatory Commission in Docket No. ER13-52-000 (PJM Queue #R33). SCHEDULE C TRANSMISSION OWNER INTERCONNECTION FACILITIES TO BE BUILT BY INTERCONNECTED TRANSMISSION OWNER TSS 166 Xxxxxx • Expansion of AEP’s Nottingham 138kV switching station, including the addition of three (3) 138 kV breakers, new protection & communications equipment, relay-settings adjustments, and TSS 107 Xxxxx Substation fiber-optic cable. (Network Upgrade N4601 n5540) • Replace Metering at Nottingham switching station (for two (2) generation connections). (Network Upgrade n5541) • Extension of two (2) 138kV transmission line spans from Nottingham switching station to the 138kV breaker for L15507 Point of Interconnection with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacityXxxxxxxx Power. Replace motor operated disconnect switches (MODsNetwork Upgrade n6066) on both sides of breaker. • Replace coupling capacitor voltage transformer (CCVT) on each phase of breaker line side. • Replace steel and foundation for MODs and CCVTs, and reuse the existing breaker foundation for the new breaker. • Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. • Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. • Review settings on L94201 for upgrades at TSS 942. SCHEDULE D TRANSMISSION OWNER INTERCONNECTION FACILITIES TO BE BUILT BY INTERCONNECTION CUSTOMER PURSUANT TO OPTION TO BUILD None SCHEDULE E [Reserved] SCHEDULE F [Reserved] SCHEDULE G CUSTOMER INTERCONNECTION FACILITIES • Install one (1) 18kV circuit breaker. • Install two Two (2) 18kV/345kV generator step-up transformers. new 138 kV transmission circuits approximately 4.5 miles in length which will connect the Customer Facility to AEP’s Nottingham 138 kV switching station • Install two Two (2) 345kV generator step transformers with high side voltage equal to 138 kV • Two (2) 138 kV circuit breakers and disconnect switches. • Install Relaying and Metering per ComEd standards. SCHEDULE H NEGOTIATED CONTRACT OPTION TERMS None SCHEDULE I SCOPE OF WORK Transmission Owner: Interconnected Transmission Owner TSS 166 Xxxxxx shall construct and, unless otherwise indicated, shall own, the following Interconnection Facilities: • Expansion of AEP’s Nottingham 138kV switching station, including the addition of three (3) 138 kV breakers, new protection & communications equipment, relay-settings adjustments, and TSS 107 Xxxxx Substation fiber-optic cable. (Network Upgrade N4601 n5540) • Replace the 138kV breaker Metering at Nottingham switching station (for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breaker. • Replace coupling capacitor voltage transformer (CCVT) on each phase of breaker line side. • Replace steel and foundation for MODs and CCVTs, and reuse the existing breaker foundation for the new breaker. • Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. • Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. • Review settings on L94201 for upgrades at TSS 942. Interconnection Customer • Install one (1) 18kV circuit breaker. • Install two (2) 18kV/345kV generator step-up transformersgeneration connections). (Network Upgrade n5541) • Install Extension of two (2) 345kV 138kV transmission line spans from Nottingham switching station to the first structure outside of the Nottingham station. (Network Upgrade n6066) Interconnection Customer: Interconnection Customer shall construct and, unless otherwise indicated, shall own, the following Interconnection Facilities: • Two (2) new 138 kV transmission circuits approximately 4.5 miles in length from the Customer Facility up to and including the first structure outside the Nottingham 138 kV switching station • Two (2) generator step transformers with high side voltage equal to 138 kV • Two (2) 138 kV circuit breakers and disconnect switches. • Install Relaying and Metering per ComEd standards. SCHEDULE J SCHEDULE OF WORK Item Description Responsibility PJM Network Upgrade # Work to Commence Work Transmission Owner: Task Dates AEP Engineering Start 06/11/2021 All Material Ordered 01/06/2022 Construction Start (Grading & Below Grade) 05/20/2022 Construction Start (Above Grade) 09/15/2022 Outage requests made by 11/20/2021 Outage (IPP Structure Foundations, Line Crossings, Safety Clearances) 1st Qtr 2022-2nd Qtr 2022 Outage (Cut-In & Testing) 2nd Qtr 2022 Ready for back feed 01/14/2023 In-Service Date (Backfeed) 01/14/2023 Interconnection Customer: Task Dates Initial Back-feed through Project Substation Date March 1, 2023 First generating turbine to be completed on or before 1 Replace the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breaker. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31operational December 9, 2023 2 Replace coupling capacitor voltage transformer (CCVT) on each phase of breaker line side. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 3 Replace steel and foundation for MODs and CCVTs, and reuse the existing breaker foundation for the new breaker. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 4 Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 Item Description Responsibility PJM Network Upgrade # Work to Commence Work Second generating turbine to be completed on or before 5 Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31operational January 1, 2023 6 Review settings on L94201 for upgrades at TSS 942. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 312024 Project Commercial Operation Date June 11, 2023 7 Install one (1) 18kV circuit breaker. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 8 Install two (2) 18kV/345kV generator step-up transformers. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 9 Install two (2) 345kV circuit breakers and disconnect switches. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 10 Install Relaying and Metering per ComEd standards. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 2024 SCHEDULE K APPLICABLE TECHNICAL REQUIREMENTS AND STANDARDS The ComEd Interconnection Guidelines (For Generators Greater than 20 MW) dated December 1Applicable Technical Requirements and Standards are set forth in the following documents that are posted on the PJM website at xxxx://xxx.xxx.xxx/planning/design-engineering/to-tech- standards/private-aep.aspx, 2016 and Exelon Utilities as the same may be updated from time-to-time: • Requirements for Connection of New Facilities or Changes to Existing Facilities Connected to the AEP Transmission Facility Interconnection Requirements System, Revision 2 dated January 1, 2019 shall apply. The ComEd • Standards for Siting, Real Estate, ROW and Environmental Permitting for Interconnection Guidelines (For Generators Greater than 20 MW) dated December 1, 2016 Projects; and Exelon Utilities Transmission Facility Interconnection Requirements dated January 1, 2019 are available on the PJM website• Independent Power Producer Option to Build Guidelines. To the extent that these Applicable Technical Requirements and Standards conflict with the terms and conditions of the Tariff or any other provision of this ISA, the Tariff and/or this ISA shall control. SCHEDULE L INTERCONNECTION CUSTOMER’S AGREEMENT TO CONFORM WITH IRS SAFE HARBOR PROVISIONS FOR NON-TAXABLE STATUS As provided in Section 2.4.1 of Appendix 2 to this CSA and subject to the requirements thereof, Interconnection Customer represents that it meets all qualifications and requirements as set forth in Section 118(a) and 118(b) of the Internal Revenue Code of 1986, as amended and interpreted by Notice 2016-36, 2016-25 I.R.B. (6/20/2016) (the “IRS Notice”). Interconnection Customer agrees to conform with all requirements of the safe harbor provisions specified in the IRS Notice, as they may be amended, as required to confer non-taxable status on some or all of the transfer of property, including money, by Interconnection Customer to Interconnected Transmission Owner with respect to the payment of the Costs of construction and installation of the Transmission Owner Interconnection Facilities specified in this CSA. Nothing in Interconnection Customer’s agreement pursuant to this Schedule L shall change Interconnection Customer’s indemnification obligations under Section 2.4.2 of Appendix 2 to the CSA. SCHEDULE M SCHEDULE OF NON-STANDARD TERMS AND CONDITIONS None SCHEDULE N INTERCONNECTION REQUIREMENTS FOR A WIND ALL WIND, SOLAR AND NON-SYNCHRONOUS GENERATION OR A SOLAR GENERATION FACILITYFACILITIES Not Required Service Agreement No. 6074 (PJM Queue #AC1-103/AD2-005) INTERCONNECTION CONSTRUCTION SERVICE AGREEMENT Among PJM INTERCONNECTION, L.L.C. And XXXXXXXX POWER LLC And AMERICAN TRANSMISSION SYSTEMS, INCORPORATED Service Agreement No. 6074 INTERCONNECTION CONSTRUCTION SERVICE AGREEMENT By and Among PJM Interconnection, L.L.C. And Xxxxxxxx Power LLC And American Transmission Systems, Incorporated (PJM Queue Position #AC1-103/AD2-005)

Consent and Approval. Such Constructing Entity has sought or obtained, or, in accordance with the Interconnection Construction Service Agreement will seek or obtain, each consent, approval, authorization, order, or acceptance by any Governmental Authority in connection with the execution, delivery and performance of such Agreement and it will provide to any Governmental Authority notice of any actions under such Agreement that are required by Applicable Laws and Regulations. SCHEDULE A SITE PLAN 0000 Xxxxxx Xxxx Rock Falls Xxx County, Illinois SCHEDULE B SINGLE-LINE DIAGRAM OF INTERCONNECTION FACILITIES POI Point of Interconnection SCHEDULE B SINGLE-LINE DIAGRAM (Continued) The Point of Interconnection for the Customer Facility, which consists of GTG 3 and GTG 4, is at the dead-end structure for Attachment Facilities at the Interconnected Transmission Owner’s TSS 155 Xxxxxx Substation, subject to the Shared Facilities Agreement as detailed in Schedule F of this ISA. The Customer Facility shares a Point of Interconnection with the Invenergy Xxxxxx LLC facility, which is subject to a separate Interconnection Service Agreement with an effective date of September 6, 2012, designated as Original Service Agreement No. 3395, and filed with the Federal Energy Regulatory Commission in Docket No. ER13-52-000 (PJM Queue #R33). SCHEDULE C TRANSMISSION OWNER INTERCONNECTION FACILITIES TO BE BUILT BY INTERCONNECTED TRANSMISSION OWNER TSS 166 Xxxxxx and TSS 107 Xxxxx Substation PJM Network Upgrade N4601 • Replace the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breaker. • Replace coupling capacitor voltage transformer (CCVT) on each phase of breaker line side. • Replace steel and foundation for MODs and CCVTs, and reuse the existing breaker foundation for the new breaker. • Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. • Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. • Review settings on L94201 for Number N7383: Relaying upgrades at TSS 942000 Xxxxx Xxxx including: • Install a SEL-411L as Current Differential Line protection on L94701 and make the existing primary relay, SEL-311L, the secondary relay. • Modify L16901 CB and L13901 CB tripping to accommodate new topology. • Install load rejection logic such that transfer trip is initiated on both primary and secondary relaying to TSS 000 XXX-0 Xxxx Xxxx if L94701 CBs are open at TSS 100 Shady Oaks. SCHEDULE D TRANSMISSION OWNER INTERCONNECTION FACILITIES TO BE BUILT BY INTERCONNECTION CUSTOMER PURSUANT TO OPTION TO BUILD None SCHEDULE E [Reserved] SCHEDULE F [Reserved] SCHEDULE G CUSTOMER INTERCONNECTION FACILITIES • Install one (1) 18kV circuit breaker. • Install two (2) 18kV/345kV generator step-up transformers. • Install two (2) 345kV circuit breakers and disconnect switches. • Install Relaying and Metering per ComEd standards. None SCHEDULE H NEGOTIATED CONTRACT OPTION TERMS None SCHEDULE I SCOPE OF WORK Interconnected Transmission Owner TSS 166 Xxxxxx and TSS 107 Xxxxx Substation PJM Network Upgrade N4601 • Replace the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breaker. • Replace coupling capacitor voltage transformer (CCVT) on each phase of breaker line side. • Replace steel and foundation for MODs and CCVTs, and reuse the existing breaker foundation for the new breaker. • Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. • Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. • Review settings on L94201 for Number N7383: Relaying upgrades at TSS 942000 Xxxxx Xxxx including: • Install a SEL-411L as Current Differential Line protection on L94701 and make the existing primary relay, SEL-311L, the secondary relay. • Modify L16901 CB and L13901 CB tripping to accommodate new topology. • Install load rejection logic such that transfer trip is initiated on both primary and secondary relaying to TSS 000 XXX-0 Xxxx Xxxx if L94701 CBs are open at TSS 100 Shady Oaks. Interconnection Customer • Install one (1) 18kV circuit breaker. • Install two (2) 18kV/345kV generator step-up transformers. • Install two (2) 345kV circuit breakers and disconnect switches. • Install Relaying and Metering per ComEd standards. None SCHEDULE J SCHEDULE OF WORK Item Description Responsibility PJM Network Upgrade # Work to Commence Work to be completed on or before 1 Replace Install a SEL-411L as Current Differential Line protection on L94701 and make the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breakerexisting primary relay, SEL- 311L, the secondary relay. Interconnected Transmission Owner N4601 N7383 Any time after effective date of this CSA March 31September 15, 2023 2022 2 Replace coupling capacitor voltage transformer (CCVT) on each phase of breaker line sideModify L16901 CB and L13901 CB tripping to accommodate new topology. Interconnected Transmission Owner N4601 N7383 Any time after effective date of this CSA March 31September 15, 2023 2022 3 Replace steel Install load rejection logic such that transfer trip is initiated on both primary and foundation for MODs and CCVTs, and reuse the existing breaker foundation for the new breakersecondary relaying to TSS 000 XXX-0 Xxxx Xxxx if L94701 CBs are open at TSS 100 Shady Oaks. Interconnected Transmission Owner N4601 N7383 Any time after effective date of this CSA March 31September 15, 2023 4 Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 Item Description Responsibility PJM Network Upgrade # Work to Commence Work to be completed on or before 5 Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 6 Review settings on L94201 for upgrades at TSS 942. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 7 Install one (1) 18kV circuit breaker. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 8 Install two (2) 18kV/345kV generator step-up transformers. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 9 Install two (2) 345kV circuit breakers and disconnect switches. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 10 Install Relaying and Metering per ComEd standards. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 2022 SCHEDULE K APPLICABLE TECHNICAL REQUIREMENTS AND STANDARDS The ComEd Interconnection Guidelines (For Generators Greater than 20 MW) dated December 1, 2016 and Exelon Utilities Transmission Facility Interconnection Requirements dated January 1, 2019 2021 shall apply. The ComEd Interconnection Guidelines (For Generators Greater than 20 MW) dated December 1, 2016 and Exelon Utilities Transmission Facility Interconnection Requirements dated January 1, 2019 2021 are available on the PJM website. To the extent that these Applicable Technical Requirements and Standards conflict with the terms and conditions of the Tariff or any other provision of this ISACSA, the Tariff and/or this ISA CSA shall control. SCHEDULE L INTERCONNECTION CUSTOMER’S AGREEMENT TO CONFORM WITH IRS SAFE HARBOR PROVISIONS FOR NON-TAXABLE STATUS As provided in Section 2.4.1 of Appendix 2 to this CSA and subject to the requirements thereof, Interconnection Customer represents that it meets all qualifications and requirements as set forth in Section 118(a) and 118(b) of the Internal Revenue Code of 1986, as amended and interpreted by Notice 2016-36, 2016-25 I.R.B. (6/20/2016) (the “IRS Notice”). Interconnection Customer agrees to conform with all requirements of the safe harbor provisions specified in the IRS Notice, as they may be amended, as required to confer non-taxable status on some or all of the transfer of property, including money, by Interconnection Customer to Interconnected Transmission Owner with respect to the payment of the Costs of construction and installation of the Transmission Owner Interconnection Facilities specified in this CSA. Nothing in Interconnection Customer’s agreement pursuant to this Schedule L shall change Interconnection Customer’s indemnification obligations under Section 2.4.2 of Appendix 2 to the CSA. SCHEDULE M SCHEDULE OF NON-STANDARD TERMS AND CONDITIONS None SCHEDULE N INTERCONNECTION REQUIREMENTS FOR A WIND ALL WIND, SOLAR AND NON-SYNCHRONOUS GENERATION OR A SOLAR GENERATION FACILITYFACILITIES

Consent and Approval. Such Constructing Entity has sought or obtained, or, in accordance with the Interconnection Construction Service Agreement will seek or obtain, each consent, approval, authorization, order, or acceptance by any Governmental Authority in connection with the execution, delivery and performance of such Agreement and it will provide to any Governmental Authority notice of any actions under such Agreement that are required by Applicable Laws and Regulations. SCHEDULE A SITE PLAN 0000 Xxxxxx Xxxx Rock Falls Xxx County, Illinois SCHEDULE B SINGLE-LINE DIAGRAM OF INTERCONNECTION FACILITIES POI Point of Interconnection SCHEDULE B SINGLE-LINE DIAGRAM (Continued) The Point of Interconnection for (“POI”) will be on the Customer first structure outside of ITO’s new 345 kV switching station with the ITO owning the first span of conductors required to interconnect the IC’s Facility, which consists of GTG 3 and GTG 4, is at the dead-end structure for Attachment Facilities at the Interconnected Transmission Owner’s TSS 155 Xxxxxx Substation, subject IC owning all structures and remaining conductors to the Shared Facilities Agreement as detailed in Schedule F of this ISA. The Customer Facility shares a Point of Interconnection with the Invenergy Xxxxxx LLC facility, which is subject to a separate Interconnection Service Agreement with an effective date of September 6, 2012, designated as Original Service Agreement No. 3395, and filed with the Federal Energy Regulatory Commission in Docket No. ER13-52-000 (PJM Queue #R33)IC’s generation station. SCHEDULE C TRANSMISSION OWNER INTERCONNECTION FACILITIES TO BE BUILT BY INTERCONNECTED TRANSMISSION OWNER TSS 166 Xxxxxx and TSS 107 Xxxxx Substation Network Upgrade N4601 • Replace the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breaker. • Replace coupling capacitor voltage transformer (CCVT) on each phase of breaker line side. • Replace steel and foundation for MODs and CCVTs, and reuse the existing breaker foundation AEP shall provide construction oversight for the new breakerswitching station connecting to the East Lima – Marysville 345 kV line (Network Upgrade #1804) • AEP shall construct an extension to the East Lima – Marysville 345 kV circuit to connect to the new interconnection switching station. (Network Upgrade #1805) • Replace high bus AEP shall install OPGW fiber between disconnect switches for the L15507 138kV breaker U2-072 Interconnection Station and the TR84 138kV breakerU2-041 Interconnection Station. Review (Network Upgrade #1806) • AEP shall modify relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxxat Marysville station on the East Lima circuit. (Network Upgrade #1807) • Evaluate AEP shall modify relay package at U2-041 interconnection station on the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinetEast Lima – Marysville circuit. • Review settings on L94201 for upgrades at TSS 942. (Network Upgrade #1808) SCHEDULE D TRANSMISSION OWNER INTERCONNECTION FACILITIES TO BE BUILT BY INTERCONNECTION CUSTOMER PURSUANT TO OPTION TO BUILD • Construct a new switching station connecting to the East Lima – Marysville 345 kV line, including three (3) 345 kV circuit breakers, relays, 345 kV revenue metering, SCADA, and associated equipment. This includes construction of the span of conductors from the new switching station to the first structure outside of the switching station for the transmission line to the wind project collector station. (Network Upgrade #1804) SCHEDULE E MERCHANT NETWORK UPGRADES TO BE BUILT BY INTERCONNECTED TRANSMISSION OWNER None SCHEDULE E [Reserved] SCHEDULE F [Reserved] MERCHANT NETWORK UPGRADES TO BE BUILT BY INTERCONNECTION CUSTOMER PURSUANT TO OPTION TO BUILD None SCHEDULE G CUSTOMER INTERCONNECTION FACILITIES • Install one Transmission line connection from the wind project collector station to (1and including) 18kV circuit breaker. • Install two (2) 18kV/345kV generator step-up transformers. • Install two (2) 345kV circuit breakers the first structure outside of and disconnect switches. • Install Relaying and Metering per ComEd standardsthe new AEP switching station. SCHEDULE H NEGOTIATED CONTRACT OPTION TERMS None SCHEDULE I SCOPE OF WORK Interconnected Transmission Owner TSS 166 Xxxxxx and TSS 107 Xxxxx Substation Network Upgrade N4601 • Replace the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacity. Replace motor operated disconnect switches (MODs) on both sides of breaker. • Replace coupling capacitor voltage transformer (CCVT) on each phase of breaker line side. • Replace steel and foundation for MODs and CCVTs, and reuse the existing breaker foundation AEP shall provide construction oversight for the new breakerswitching station connecting to the East Lima – Marysville 345 kV line (Network Upgrade #1804) • AEP shall construct an extension to the East Lima – Marysville 345 kV circuit to connect to the new interconnection switching station. (Network Upgrade #1805) • Replace high bus AEP shall install OPGW fiber between disconnect switches for the L15507 138kV breaker U2-072 Interconnection Station and the TR84 138kV breakerU2-041 Interconnection Station. Review (Network Upgrade #1806) • AEP shall modify relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxxat Marysville station on the East Lima circuit. • Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. • Review settings on L94201 for upgrades at TSS 942. Interconnection Customer • Install one (1) 18kV circuit breaker. • Install two (2) 18kV/345kV generator step-up transformers. • Install two (2) 345kV circuit breakers and disconnect switches. • Install Relaying and Metering per ComEd standards. SCHEDULE J SCHEDULE OF WORK Item Description Responsibility PJM Network Upgrade # Work to Commence Work to be completed #1807) • AEP shall modify relay package at U2-041 interconnection station on or before 1 Replace the 138kV breaker for L15507 with a 138kV breaker with minimum rating of 3000A continuous and 63kA interrupting capacityEast Lima – Marysville circuit. Replace motor operated disconnect switches (MODs) on both sides of breaker. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 2 Replace coupling capacitor voltage transformer (CCVT) on each phase of breaker line side. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 3 Replace steel and foundation for MODs and CCVTs, and reuse the existing breaker foundation for the new breaker. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 4 Replace high bus between disconnect switches for the L15507 138kV breaker and the TR84 138kV breaker. Review relay settings related to increase in fault current for TSS 155 Xxxxxx and TSS 107 Xxxxx. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 Item Description Responsibility PJM Network Upgrade # Work to Commence Work to be completed on or before 5 Evaluate the adequacy of existing station batteries and battery chargers due to new SEL-2440 installed in breaker control cabinet. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 6 Review settings on L94201 for upgrades at TSS 942. Interconnected Transmission Owner N4601 Any time after effective date of this CSA March 31, 2023 7 Install one (1) 18kV circuit breaker. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 8 Install two (2) 18kV/345kV generator step-up transformers. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 9 Install two (2) 345kV circuit breakers and disconnect switches. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 10 Install Relaying and Metering per ComEd standards. Interconnection Customer N/A Any time after effective date of this CSA March 31, 2023 SCHEDULE K APPLICABLE TECHNICAL REQUIREMENTS AND STANDARDS The ComEd Interconnection Guidelines (For Generators Greater than 20 MW) dated December 1, 2016 and Exelon Utilities Transmission Facility Interconnection Requirements dated January 1, 2019 shall apply. The ComEd Interconnection Guidelines (For Generators Greater than 20 MW) dated December 1, 2016 and Exelon Utilities Transmission Facility Interconnection Requirements dated January 1, 2019 are available on the PJM website. To the extent that these Applicable Technical Requirements and Standards conflict with the terms and conditions of the Tariff or any other provision of this ISA, the Tariff and/or this ISA shall control. SCHEDULE L INTERCONNECTION CUSTOMER’S AGREEMENT TO CONFORM WITH IRS SAFE HARBOR PROVISIONS FOR NON-TAXABLE STATUS As provided in Section 2.4.1 of Appendix 2 to this CSA and subject to the requirements thereof, Interconnection Customer represents that it meets all qualifications and requirements as set forth in Section 118(a) and 118(b) of the Internal Revenue Code of 1986, as amended and interpreted by Notice 2016-36, 2016-25 I.R.B. (6/20/2016) (the “IRS Notice”#1808). Interconnection Customer agrees to conform with all requirements of the safe harbor provisions specified in the IRS Notice, as they may be amended, as required to confer non-taxable status on some or all of the transfer of property, including money, by Interconnection Customer to Interconnected Transmission Owner with respect to the payment of the Costs of construction and installation of the Transmission Owner Interconnection Facilities specified in this CSA. Nothing in Interconnection Customer’s agreement pursuant to this Schedule L shall change Interconnection Customer’s indemnification obligations under Section 2.4.2 of Appendix 2 to the CSA. SCHEDULE M SCHEDULE OF NON-STANDARD TERMS AND CONDITIONS None SCHEDULE N INTERCONNECTION REQUIREMENTS FOR A WIND GENERATION OR A SOLAR GENERATION FACILITY