COMPANHIA ENERGÉTICA DE MINAS GERAIS - CEMIG

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

MATERIAL ANNOUNCEMENT New date for AGM: May 8 Filing of accounts scheduled for April 7

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 reports to the Brazilian Securities Commission (CVM), the São Paulo Stock Exchange (BM&F Bovespa S.A.) and the market in general as follows:

Since the financial statements for the year ended December 31, 2016 have not yet been completed, Cemig has decided to postpone the filing of these financial statements, audited, to April 7, 2017; and to postpone the date of the Annual General Meeting of Stockholders to May 8, 2017.

On today's date the Company has re-presented the Corporate Events Calendar in accordance with the new scheduled date for filing of the financial statements and the new date for the AGM.

If there any change to these dates, the Company will immediately inform the market, and update the Corporate Events Calendar accordingly.

Belo Horizonte, March 30, 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

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