4Q12 Earnings Release Schedule


COPASA MG - Companhia de Saneamento de Minas Gerais - (BM&FBOVESPA: CSMG3), announces its 4Q12 earnings release schedule:

Quiet Period

In accordance with fair disclosure and corporate governance best practices, COPASA MG will start its Quiet Period on February 11, ending immediately after the earnings release on February 25. Enquiries not related to the 4Q12 earnings release will be answered normally.

4Q12 Earnings Release February 25, 2013 (after market closing)

The release and the financials will be available on our website: www.copasa.com.br/ir

Conference Call with simultaneous translation into English

Belo Horizonte, February 26, 2013
1 PM (US-EST); 3 PM (Brasília Time)