Earnings Release Schedule 2017 and Fourth Quarter 2017 (4Q17)

COPASA MG - Companhia de Saneamento de Minas Gerais - (B3: CSMG3), announces its 2017 and 4Q17 earnings release schedule:

1) Prohibition Period:

COPASA MG hereby announces that Period of Prohibition of Securities Trading (Prohibition Period), in which the trading by the Binding Parties* of securities issued by COPASA MG is forbidden, will begin on February 07, 2018 (including), and end on February 22, 2018 (including).

*Binding Parties: controlling shareholders, executive officers, members of the Board of Directors, Fiscal Board and any other body with technical or advisory duties created by Bylaws, the Company's employees who, under any circumstance, may be aware of Material Acts or Facts and other people, such as consultants, independent auditors, rating analysts and assistants who may have access to Material Acts or Facts.

2) Quiet Period:

COPASA MG hereby announces that its Quiet Period, in which the Company is not allowed to manifest publicly on its results, will begin on February 07, 2018, and will end immediately after the earnings release on February 22, 2018. Enquiries not related to the results will be answered normally.

3) Earnings Release

February 22, 2018 (after market closing)

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

4) Conference Call with simultaneous translation into English

February 23, 2018

8 AM (US-EDT); 10 AM (Brasília Time)  +1 (646) 843 6054 - Code: COPASA

Webcast:http://webcast.engage-x.com/Cover.aspx?PlatformId=0FYM5X5mtoIauSIgmnwNuA%3D%3D

Participants are required to connect 10 minutes prior to the time set for the conference calls. The Q&A is going to be bilingual.

Slides and Webcast: A slide presentation will be available for viewing and downloading at our IR website,www.copasa.com.br/ir. The Conference Call audio will be live broadcasted over the Internet on the same website, remaining available after the event.

Replay: Additionally to the webcast on the website, a digital replay will be available from February 24 through March 03, 2018. Please dial (55 11) 2188-0400, code: COPASA.

ir@copasa.com.br +55 (31) 3250-2015www.copasa.com.br/ir

COPASA MG - Companhia de Saneamento de Minas Gerais published this content on 06 February 2018 and is solely responsible for the information contained herein.
Distributed by Public, unedited and unaltered, on 06 February 2018 11:24:06 UTC.

Original documenthttp://www.mzweb.com.br/copasa/web/download_arquivos.asp?id_arquivo=ED3B957C-ADEE-4BAB-BB2E-4B96F61C2AB6

Public permalinkhttp://www.publicnow.com/view/DCDB346DB725182BB2DC949E5A763F9C4AC62396