Centrais Eletricas Brasileiras S A : CERTIFICATE MINUTES OF THE NINETY-NINETEENTH MEETING OF THE BOARD OF DIRECTORS OF CENTRAIS ELÉTRICAS BRASILEIRAS S.A. – ELETROBRAS - Form 6-K

CERTIFICATE

MINUTES OF THE NINETY-NINETEENTH MEETING OF THE BOARD OF DIRECTORS OF CENTRAIS ELÉTRICAS BRASILEIRAS S.A. - ELETROBRAS

NIRE 53300000859/CNPJ no. 00001180/0001-26

It is hereby certified, for due purposes, that the 949th meeting of the Board of Directors of Centrais Elétricas Brasileiras S.A. - Eletrobras ("Company" or "Eletrobras") was installed on the thirtieth day of September of the year two thousand and twenty-two, at 9:06 am, with work closing recorded at 5:27 pm. The meeting took place at Eletrobras' central office, located at Rua da Quitanda, nº 196, 25th floor, Centro, Rio de Janeiro - RJ. The call took place on the twenty-third day of September in the year two thousand and twenty-two, pursuant to the Bylaws. The Board Member IVAN DE SOUZA MONTEIRO (ISM) assumed the chairmanship of the work in person. The Board Members CARLOS EDUARDO RODRIGUES PEREIRA (CRP), MARCELO DE SIQUEIRA FREITAS (MSF), FELIPE VILLELA DIAS (FVD), MARISETE FÁTIMA DADALD PEREIRA (MFP), and PEDRO BATISTA DE LIMA FILHO (PBL) attended the meeting in person. Board member MARCELO GASPARINO DA SILVA (MGS) remotely participated in the meeting, via videoconference. Board Members VICENTE FALCONI CAMPOS (VFC) and DANIEL ALVES FERREIRA (DAF) remotely participated in the meeting, via videoconference, up to segment "9. Reports from the Advisory Committees". There was no record of absence from the meeting, understood as non-participation in any segment of the conclave. The council was hosted by the Governance Superintendent BRUNO KLAPPER LOPES (BKL) with the support of the Governance Secretary FERNANDO KHOURY FRANCISCO JUNIOR (FKJ). The Coordinator of the Statutory Audit and Risk Committee JERÔNIMO ANTUNES (JEA) participated in person, as a guest, in the following segments of the conclave: "8. Holding Deliberation Points"; and "9. Reports from the Advisory Committees". Legal Director JOSÉ EDUARDO GUIMARÃES BARROS (JGB) remotely participated in the meeting, via videoconference, as a guest. President WILSON FERREIRA JR (WFJ) attended the meeting in person, as a guest, with the exception of segment "9. Reports from the Advisory Committees". INSTALLATION AND RESOLUTION QUORUMS: As prescribed by art. 29, caput, of Eletrobras' Bylaws, the deliberations of this conclave must take place in the presence of the majority of its members, and its deliberations must be taken, as a general rule, by the majority of those present. The meeting was opened with the presence of nine members, in compliance with the minimum quorum of six members, and with a minimum quorum for taking deliberations of five members, except in cases where there is an explicit record of change in the quorum of those present at the time of deliberation. The prior declaration of conflict of interest by the Director and/or his momentary absence from the conclave lead to his subtraction for purposes of calculating the respective minimum quorum for deliberation. 8. HOLDING DELIBERATION POINTS: DEL 146, of 09.30.2022. Approval of the Proposal for Reforming the Bylaws and the Call for the 183rd EGM of Eletrobras. RES 456, of 09.26.2022. The Board of Directors of Centrais Elétricas Brasileiras S.A. - Eletrobras, in the use of its attributions, substantiated in a decision of the Executive Board, in the favorable opinion of the Strategy, Governance and Sustainability Committee - Statutory CEGS issued at the 29th meeting ended on 09.28.2022, in the support material and in the documents below: Resolution Executive Board No. 456, of 09.26.2022; Report to the Executive Board DC-161, of 09.23.2022; Executive Summary DC-009, of 09.27.2022; RESOLVED: 1. to approve the proposed amendment to Eletrobras' Bylaws, as provided for in the Management Proposal for the 183rd General Shareholders' Meeting attached to RES 456/2022, also including the third paragraph in art. 36 in the proposed statutory reform, as worded below: Art. 36 - (...) Paragraph 3 - A person who has already completed 65 (sixty-five) years of age on the date of the election cannot be elected to occupy a position on the Executive Board, except in exceptional cases duly justified and

Information Classification: DEL-146/2022 (public). The classification of information, and the review of its classification, including after the deliberation, are attributions of the manager of the organizational unit responsible for the matter, pursuant to item 6.2.2 of Standard EDO-03/2017, approved by RES-453/2017 .