Companhia Energetica de Minas Gers CEMIG : Renova and Light receive offers from Brookfield

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

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

Today (July 4, 2017) the following Market Notices were published by Cemig's affiliated companies

Renova Energia S.A. ('Renova') and Light S.A. ('Light'):

" Renova Energia S.A. (RNEW11) ('Renova'), in compliance with CVM Instruction 358/2002 as amended, reports that it has received a non-binding offer from Brookfield Energia Renovável S.A. for capitalization of Renova, and acquisition of the equity interest in Renova held by Light Energia S.A. The controlling stockholders are evaluating this proposal. Renova reaffirms its commitment to keep its stockholders and the market duly informed. "

" Light S.A., a listed company with head office at Avenida Marechal Floriano 168, 2nd floor, Corridor A, Rio de Janeiro, Rio de Janeiro State, Brazil, registered with the CVM under Nº 19879, and in the CNPJ/MF under Nº 03.378.521/0001-75 ('Light'), in accordance with CVM Instruction 358/2002 as amended, hereby informs its stockholders and the market that it has received a non-binding offer from Brookfield Energia Renovável S.A. for acquisition of the equity interest held by Light Energia S.A. - a subsidiary of Light - in Renova Energia S.A. ('Renova') and, also, for capitalization of Renova.

Light reiterates its commitment to keeping its stockholders and the market fully and timely informed in accordance with the applicable legislation. "

Belo Horizonte, July 4, 2017 Adézio de Almeida Lima

Chief Finance and Investor Relations Officer

Av. Barbacena 1200 Santo Agostinho 30190-131 Belo Horizonte, MG Brazil Tel.: +55 31 3506-5024 Fax +55 31 3506-5025

Page 1 of 1 This text is a translation, provided for information only. The original text in Portuguese is the legally valid version.