COMPANHIA ENERGÉTICA DE MINAS GERAIS - CEMIG

LISTED COMPANY - CNPJ 17.155.730/0001-64 - NIRE 31300040127

MATERIAL ANNOUNCEMENT TAESA: Approval of Transmineiras Corporate Restructuring Cemig (Companhia Energética de Minas Gerais), a listed company with securities traded on the stock exchanges of São Paulo, New York and Madrid, in accordance with CVM Instruction 358 of January 3, 2002, as amended, hereby informs the Brazilian Securities Commission (CVM), the São Paulo Stock Exchange (BM&F Bovespa S.A.) and the market as follows:

Today (July 12, 2017) Cemig's affiliated company Transmissora Aliança de Energia Elétrica

S.A. ('Taesa') published a Material Announcement with the following content:

"Transmissora Aliança de Energia Elétrica S.A. ("Company" or "Taesa"), pursuant to the Securities and Exchange Commission's Instruction No. 358, from January 3, 2002, as amended, and for the purposes of Paragraph 4 of Article 157 of Law 6404, from December 15, 1976, as amended, hereby announces to its shareholders, the market in general and other interested parties, continuing the material fact disclosed on July 3, 2017, that, on this date, its Board of Directors, pursuant to Article 115 of the Brazilian Corporations Law, concerning the members of the Board of Directors appointed by Companhia Energética de Minas Gerais ("Cemig"), approved the terms of the corporate restructuring involving the transfer to Taesa of the shareholdings held by Cemig in the share capital of the following concessionaires providers of the public service of electric energy transmission: Companhia Transleste de Transmissão S.A. ("Transleste"), Companhia Transudeste de Transmissão

S.A. ("Transudeste") e Companhia Transirapé de Transmissão S.A. ("Transirapé") (together referred to as "Transmineiras") (the "Corporate Restructuring" or "Transaction").

The Corporate Restructuring is subject to the approval of the Shareholders' Meeting of the Company, which will be convened to ratify the signing of the instruments needed to implement the transfer, to Taesa, of all the shares held by Cemig in Transmineiras.

The Transaction shall be submitted to the approval of the antitrust authorities (CADE - Administrative Council for Economic Defense) and ANEEL - National Agency of Electric Energy, pursuant to the deadline and means established by the respective regulatory legislation, and its conclusion is also subject to other relevant preceding approvals, which include the approval of the creditors and financing banks.

The Company will keep its shareholders and the market up to date on the development of the subject under this material fact."

Belo Horizonte, July 12, 2017.

Adézio de Almeida Lima

Chief Finance and Investor Relations Officer

CEMIG - Companhia Energética de Minas Gerais published this content on 12 July 2017 and is solely responsible for the information contained herein.
Distributed by Public, unedited and unaltered, on 14 July 2017 14:19:09 UTC.