Equatorial Energia S.A.

Publicly held Company CNPJ / MF nº 03.220.438/0001-73

NOTICE TO THE MARKET

Equatorial Energia S.A. announces that, today, Fitch Ratings maintained CEMAR's National Long Term Rating and its debentures' at AA+ (bra), with stable corporate outlook.

Simultaneously, the agency also maintained CELPA's National Long Term Rating and its debentures' at A+ (bra), with stable corporate outlook.

To view the full report, please access Fitch's website, at http://www.fitchratings.com.

Rio de Janeiro, December 23, 2016

Eduardo Haiama

Chief Financial and Investor Relations Officer Equatorial Energia S.A.

Equatorial Energia SA published this content on 23 December 2016 and is solely responsible for the information contained herein.
Distributed by Public, unedited and unaltered, on 23 December 2016 19:43:12 UTC.

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