Federative Republic of Brazil Sample Contracts

TERMS AGREEMENT FEDERATIVE REPUBLIC OF BRAZIL
Terms Agreement • February 25th, 2025 • Federative Republic of Brazil • Foreign governments • New York

Subject in all respects to the terms and conditions contained in the Underwriting Terms (as defined below), the underwriters named in Annex I hereto (the “Underwriters”) severally and not jointly agree to purchase, and the Federative Republic of Brazil (“Brazil”) agrees to sell, the principal amount set forth in Annex I hereto of the 6.625% Global Bonds due 2035 (the “Global Bonds”) of Brazil, having the terms set forth in the Prospectus Supplement dated February 18, 2025 (the “Prospectus Supplement”), at the Purchase Price set forth in the Prospectus Supplement and described herein under “Purchase Price” below. For purposes of this Terms Agreement (as defined below), (i) “Underwriting Terms” means the Underwriting Terms, dated February 2025 and attached hereto as Schedule A, incorporated by reference herein as if fully set forth herein, as modified by the terms and conditions of this Terms Agreement (this “Terms Agreement”), (ii) all references to “Debt Securities” in the Underwriting

The Federative Republic of Brazil Underwriting Agreement
Underwriting Agreement • October 13th, 2017 • Federative Republic of Brazil • Foreign governments • New York

The Federative Republic of Brazil (“Brazil”) proposes, subject to the terms and conditions set forth in this Agreement, to issue and sell to the underwriters named in Schedule I hereto (collectively, the “Underwriters”), for whom you are acting as representatives (collectively, the “Representatives”), U.S.$3,000,000,000 in aggregate principal amount of its 4.625% Global Bonds due 2028 (the “Securities”). Capitalized terms used but not defined herein shall have the meanings ascribed to them in the Prospectus Supplement (as defined in Section 1(a) hereof).

FEDERATIVE REPUBLIC OF BRAZIL as Issuer and THE BANK OF NEW YORK MELLON as Trustee INDENTURE Dated as of July 2, 2015 DEBT SECURITIES
Indenture • May 31st, 2016 • Federative Republic of Brazil • Foreign governments • New York

THIS INDENTURE (the “Indenture”), dated as of July 2, 2015 between the Federative Republic of Brazil, as issuer (the “Republic”) and The Bank of New York Mellon, as trustee (the “Trustee”).

SETTLEMENT AGENT AND LUXEMBOURG EXCHANGE AGENT AGREEMENT
Settlement Agent and Luxembourg Exchange Agent Agreement • August 11th, 2005 • Federative Republic of Brazil • Foreign governments • Luxembourg
AMENDMENT NO. 2 TO FISCAL AGENCY AGREEMENT
Fiscal Agency Agreement • April 1st, 2004 • Federative Republic of Brazil • Foreign governments • New York

AMENDMENT No. 2 (this “Amendment”), dated as of March 30, 2004, to the Fiscal Agency Agreement, dated as of November 1, 1996 (as amended as of April 28, 2003, the “Fiscal Agency Agreement”), between the Federative Republic of Brazil (the “Issuer”) and JPMorgan Chase Bank (formerly known as The Chase Manhattan Bank), as Fiscal Agent.

DEALER MANAGERS AGREEMENT
Dealer Managers Agreement • August 11th, 2005 • Federative Republic of Brazil • Foreign governments • New York
AMENDMENT NO. 3 TO FISCAL AGENCY AGREEMENT
Fiscal Agency Agreement • June 28th, 2004 • Federative Republic of Brazil • Foreign governments • New York

AMENDMENT No. 3 (this “Amendment”), dated as of June 28, 2004, to the Fiscal Agency Agreement, dated as of November 1, 1996, between the Federative Republic of Brazil (the “Issuer”) and JPMorgan Chase Bank (formerly known as The Chase Manhattan Bank), as Fiscal Agent (as amended as of April 28, 2003 and March 30, 2004, the “Fiscal Agency Agreement”).

AMENDMENTS TO BE MADE TO BRAZIL’S FISCAL AGENCY AGREEMENT
Fiscal Agency Agreement • April 28th, 2003 • Federative Republic of Brazil • Foreign governments

The Federative Republic of Brazil (“Brazil”) is amending the fiscal agency agreement dated as of November 1, 1996 between itself and JPMorgan Chase Bank to permit Brazil to issue debt securities that will contain provisions regarding acceleration and voting on amendments, modifications, changes and waivers that differ from those applicable to Brazil’s outstanding public external indebtedness. These provisions are commonly referred to as “collective action clauses”. The following description is a summary of the collective action clauses to be included in new series of debt securities that Brazil intends to issue in the future. Because it is only a summary, the description may not contain all of the information that is important to investors in Brazil’s debt securities. Therefore, Brazil urges you to read the form of amendment to the fiscal agency agreement that is included as part of this filing.

TERMS AGREEMENT FEDERATIVE REPUBLIC OF BRAZIL
Terms Agreement • February 19th, 2026 • Federative Republic of Brazil • Foreign governments • New York

Subject in all respects to the terms and conditions contained in the Underwriting Terms (as defined below), the underwriters named in Annex I hereto (the “Underwriters”) severally and not jointly agree to purchase, and the Federative Republic of Brazil (“Brazil”) agrees to sell, the principal amount set forth in Annex I hereto of (i) the 6.250% Global Bonds due 2036 (the “2036 Global Bonds”) of Brazil and (ii) the 7.250% Global Bonds due 2056 (the “2056 Global Bonds”, and together with the 2036 Global Bonds, the “Global Bonds”) of Brazil, having the terms set forth in the Prospectus Supplement dated February 9, 2026 (the “Prospectus Supplement”), at the Purchase Price set forth in the Prospectus Supplement and described herein under “Purchase Price” below. For purposes of this Terms Agreement (as defined below), (i) “Underwriting Terms” means the Underwriting Terms, dated February 2026 and attached hereto as Schedule A, incorporated by reference herein as if fully set forth herein, as

TERMS AGREEMENT FEDERATIVE REPUBLIC OF BRAZIL
Terms Agreement • June 11th, 2025 • Federative Republic of Brazil • Foreign governments • New York

Subject in all respects to the terms and conditions contained in the Underwriting Terms (as defined below), the underwriters named in Annex I hereto (the “Underwriters”) severally and not jointly agree to purchase, and the Federative Republic of Brazil (“Brazil”) agrees to sell, the principal amount set forth in Annex I hereto of (i) the 5.500% Global Bonds due 2030 (the “2030 Global Bonds”) of Brazil and (ii) the 6.625% Global Bonds due 2035 (the “2035 Global Bonds”, and together with the 2030 Global Bonds, the “Global Bonds”) of Brazil, having the terms set forth in the Prospectus Supplement dated June 4, 2025 (the “Prospectus Supplement”), at the Purchase Price set forth in the Prospectus Supplement and described herein under “Purchase Price” below. For purposes of this Terms Agreement (as defined below), (i) “Underwriting Terms” means the Underwriting Terms, dated June 2025 and attached hereto as Schedule A, incorporated by reference herein as if fully set forth herein, as modified

EXCHANGE AGENT AND LUXEMBOURG EXCHANGE AGENT AGREEMENT
Exchange Agent Agreement • August 17th, 2006 • Federative Republic of Brazil • Foreign governments • Luxembourg
CALCULATION AGENCY AGREEMENT
Calculation Agency Agreement • April 23rd, 2026 • Federative Republic of Brazil • Foreign governments

This Calculation Agency Agreement (the “Agreement”), dated as of April 23, 2026, is entered into among the Federative Republic of Brazil (the “Republic”), on the one hand, and The Bank of New York Mellon, London Branch, on the other hand (the “Calculation Agent”).

TERMS AGREEMENT FEDERATIVE REPUBLIC OF BRAZIL
Terms Agreement • November 14th, 2025 • Federative Republic of Brazil • Foreign governments • New York

Subject in all respects to the terms and conditions contained in the Underwriting Terms (as defined below), the underwriters named in Annex I hereto (the “Underwriters”) severally and not jointly agree to purchase, and the Federative Republic of Brazil (“Brazil”) agrees to sell, the principal amount set forth in Annex I hereto of (i) the 5.500% Global Bonds due 2033 (the “2033 Global Bonds”) of Brazil and (ii) the 6.625% Global Bonds due 2035 (the “2035 Global Bonds”, and together with the 2033 Global Bonds, the “Global Bonds”) of Brazil, having the terms set forth in the Prospectus Supplement dated November 6, 2025 (the “Prospectus Supplement”), at the Purchase Price set forth in the Prospectus Supplement and described herein under “Purchase Price” below. For purposes of this Terms Agreement (as defined below), (i) “Underwriting Terms” means the Underwriting Terms, dated November 2025 and attached hereto as Schedule A, incorporated by reference herein as if fully set forth herein, as

DEALER MANAGERS AGREEMENT
Dealer Managers Agreement • August 17th, 2006 • Federative Republic of Brazil • Foreign governments • New York
AMENDMENT NO. 4 TO FISCAL AGENCY AGREEMENT
Fiscal Agency Agreement • August 31st, 2011 • Federative Republic of Brazil • Foreign governments • New York

AMENDMENT No. 4 (this “Amendment”), dated as of August 31, 2011, to the Fiscal Agency Agreement, dated as of November 1, 1996, between the Federative Republic of Brazil (the “Issuer”) and The Bank of New York Mellon (successor-in-interest to JPMorgan Chase Bank, formerly known as The Chase Manhattan Bank), as Fiscal Agent (as amended as of April 28, 2003, March 30, 2004 and June 28, 2004, the “Fiscal Agency Agreement”).