Taesa Transmissora Aliança de Energia Eletrica S A : Minutes of the Board of Directors’ Metting held on June 19, 2024

TRANSMISSORA ALIANÇA DE ENERGIA ELÉTRICA S.A.

PUBLICLY TRADED COMPANY

CNPJ 07.859.971/0001-30

NIRE 33.3.0027843-5

MINUTES OF THE REGULAR MEETING OF THE BOARD OF DIRECTORS

HELD ON JUNE 19, 2024

DATE, TIME AND PLACE: The meeting was held on June 19, 2024, at 02:00 p.m., at the principal place of business of Transmissora Aliança De Energia Elétrica S.A. ("TAESA" or "Company") and through videoconference.

ATTENDANCE AND CALL TO ORDER: The meeting was duly organized and attended by

all of the Company's Directors, as follows: Reynaldo Passanezi Filho, José Reinaldo Magalhães, Reinaldo Le Grazie, Paulo Gustavo Ganime Alves Teixeira, Maurício Dall'Agnese, Daniel Isaza Bonnet, César Augusto Ramírez Rojas, Gabriel Jaime Melguizo Posada, Fernando Bunker Gentil, Mario Engler Pinto Junior, Celso Maia de Barros, Hermes Jorge Chipp and Denise Lanfredi Tosetti Hills Lopes, the CEO and Chief Financial and Investor Relations Officer, Rinaldo Pecchio Junior, the Business and Participation Management Officer, Fábio Antunes Fernandes, the Chief Technical Officer, Fábio Antunes Fernandes, the Chief Implementation Director, Luis Alessandro Alves, and the Corporate Governance Specialist, Luiz Alberto das Neves.

BOARD: Reynaldo Passanezi Filho was the chairman of the board and invited me, Luiz Alberto das Neves, to act as secretary. Once the the meeting had been opened, the quorum verified and the meeting validly installed, the Directors unanimously approved the drawing up of these minutes in summary form.

AGENDA: (1) Information: Report by the Coordinators of the Advisory Committees to the Board of Directors; (2) Proposal by TAESA to enter into a Facilities Sharing Agreement ("CCI", locally) with Companhia de Transmissão de Energia Elétrica Paulista ("CTEEP") - related party; (3) Proposal by São Gotardo Transmissora de Energia Elétrica S.A. ("SGT") to enter into an operation and maintenance services agreement with CEMIG Geração e Transmissão S. A. ("CEMIG GT") - related party. A. ("CEMIG GT") - related party, and the respective voting guidelines required; (4) Proposal to raise funds through debentures of the companies: Empresa Catarinense de Transmissão de Energia S.A. ("ECTE"), Empresa Amazonense de Transmissão de Energia S.A. ("EATE"), Empresa Paraense de Transmissão de Energia S.A. ("ETEP") and Empresa Norte de Transmissão de Energia S.A. ("ENTE"), and the respective voting guidelines required; (5) Proposal to replace the alternate director appointed by Centrais Elétricas de Santa Catarina S.A. ("CELESC") at Empresa Catarinense de

Transmissão de Energia S.A. ("ECTE"), and the respective voting guidelines required;

1. Proposal to replace the director appointed by CTEEP at the companies Interligação Elétrica Paraguaçu S. A. ("Paraguaçu"), Interligação Elétrica Aimorés S.A. ("Aimorés") and Interligação Elétrica Ivaí S.A. ("Ivaí"), and the respective voting guidelines required; (7) Proposal to change the corporate structure of the Company's Risk Management, Compliance and Audit Executive Management; (8) Information: Update on the status of the Safety and Environmental Training Program together conducted by Leve Educação (9) Information: Presentation of the financial investment in the TAESA Group's restricted fund and related products; (10) Information: Company's April 2024 results; (11) Information: Update on the Company's technical matters; (12) Information: Progress of the Company's projects under construction; and

1. Information: Update on the M&A projects

RESOLUTIONS TAKEN: When asked about any conflict of interest with the item on the agenda, the directors appointed by shareholders ISA and CEMIG said there was a conflict of interest and abstained from voting on specific issues, as follows. The members of the Board of Directors then decided:

1. For information purposes, the Coordinators of the Advisory Committees informed the Board of Directors on the discussions and recommendations made at the most recent meetings.
2. To approve the execution by TAESA of a regulated and compulsory CCI with CTEEP - related party, whose object is the access and sectioning, to be carried out by CTEEP, of the 500 kV Bom Jesus da Lapa II - Rio das Éguas Transmission Line ("LT"), owned by TAESA, following the terms of the supporting material made available to the members of the Board and filed at the Company's head office.
   •The matter was deliberated by the Company's Board of Directors at a meeting held on
   April 25, 2024 and recommended by the Operations and Business Committee at a meeting held on June 05, 2024.
   Resolution taken: Unanimously approved considering the abstention of the members appointed by shareholder ISA, since they had declared themselves to be in conflict with the issue.
3. To approve SGT's execution of an operation and maintenance services agreement entered into with CEMIG GT - related party, and the respective voting guidelines required, following the terms of the supporting material made available to the members of the Board and filed at the Company's head office.
   •The matter was deliberated by the Company's Board of Directors at a meeting held on
   May 07, 2024 and recommended by the Operations and Business Committee at a meeting held on June 05, 2024.

Resolution taken: Unanimously approved considering the abstention of the members appointed by shareholder CEMIG, since they had declared themselves to be in conflict with the issue.

1. The members of the Board of Directors requested further clarification and the matter was withdrawn from the agenda.
2. TAESA's Board of Directors approval of favorable vote for the Extraordinary
   Shareholders' Meeting of ECTE that deliberates on the election of Rodrigo Damian
   Rosário to the position of alternate director to replace Thales Jung Rodrigues, for the fulfillment of the current mandate of ECTE's Board of Directors, that is, until the 2027 Annual Shareholders' Meeting.
   •The matter was deliberated by the Company's Board of Directors at a meeting held on
   May 21, 2024 and favorably recommended by the Strategy, Governance and Human Resources Committee at a meeting held on June 07, 2024.
   Resolution taken: Approved by the majority of voters.
3. TAESA's Board of Directors approval offavorable vote for the Extraordinary Shareholders' Meeting of Paraguaçu, Aimorés and Ivaí that deliberate on the election of Silvia Diniz Wada to the position of full member of the board of the aforementioned companies, replacing Gabriela Desirê Olímpio Pereira, for the fulfillment of the current mandate of the Board of Directors of Paraguaçu, Aimorés and Ivaí, that is, until the 2026 Annual Shareholders' Meeting.
   •The matter was deliberated by the Company's Board of Directors at a meeting held on
   May 21, 2024 and favorably recommended by the Strategy, Governance and Human Resources Committee at a meeting held on June 07, 2024.
   Resolution taken: Approved by the majority of voters.
4. After the matter was presented and the explanations given, the members of the Board of Directors requested that the matter be returned to the Board of Directors duly instructed, with the proposals for the relevant adjustments to the corporate documentation, and the appropriate measures for calling the Extraordinary Shareholder's
   Meeting.
5. For information purposes, the People and Communication teams updated the status of the Safety and Environmental Training Program conducted by Leve Educação. The supporting material was made available to the members of the Board and will be filed on the Company's head office.
6. For information purposes, the Corporate Finance presented the financial investment in the TAESA Group's restricted fund and related products; The members of the Board

of Directors took note of the matter and recommended that an investment policy be drawn up for deliberation of the Board of Directors at a future meeting.

1. For information purposes, the supporting material on the Company's April 2024 results was made available by the Planning & Control team to the members of the Board of Directors and will be kept on file at the Company's headquarters.
2. For information purposes, the supporting material on the Company's Cyber Security policy was made available by the Technology Intelligence team to the members of the Board of Directors and will be kept on file at the Company's headquarters.
3. For information purposes, the Company's PMO team presented the progress of the projects under construction. The supporting material was made available to the members of the Board and will be filed on the Company's head office.
4. The Company's M&A department presented an update on M&A projects for information purposes. The supporting material was made available to the members of the Board and will be filed on the Company's head office.

CLOSURE: There being no further business, the meeting was closed, and these minutes were drawn up, read and found to be in order, approved and signed by all the members of the Board of Directors who participated of this meeting.

Rio de Janeiro, June 19, 2024.

_________________________________	_________________________________
Reynaldo Passanezi Filho	José Reinaldo Magalhães
_________________________________	_________________________________
Reinaldo Le Grazie	Paulo Gustavo Ganime Alves Teixeira
_________________________________	_________________________________
Maurício Dall'Agnese	Daniel Isaza Bonnet
_________________________________	_________________________________
César Augusto Ramírez Rojas	Gabriel Jaime Melguizo Posada

_________________________________	_________________________________
Fernando Bunker Gentil	Mario Engler Pinto Junior
_________________________________	_________________________________
Celso Maia de Barros	Hermes Jorge Chipp
_________________________________	_________________________________
Denise Lanfredi Tosetti Hills Lopes	Luiz Alberto das Neves.
	Secretary

(This page is an integral part of the minutes of the regular meeting of the Board of Directors of Transmissora Aliança de Energia

Elétrica S.A. held on June 19, 2024.)