Second Ordinary Tariff Revision of Sabesp

SÃO PAULO, Aug. 7, 2017 /PRNewswire/ -- Companhia de Saneamento Básico do Estado de São Paulo - Sabesp ("Company" or "Sabesp"), pursuant to the provisions of Article 157, Paragraph 4 of Law No. 6404/76 and the provisions of CVM Instruction No. 358/02, announces to its shareholders and to the market in general that, on August 7, 2017, the Regulatory Agency for Sanitation and Energy of the State of São Paulo (ARSESP - Agência Reguladora de Saneamento e Energia do Estado de São Paulo) published Resolution No. 748 with the new timeline for the initial stage of Sabesp's 2(nd) Tariff Revision, as below.

                                                                   ARSESP Resolution No. 748 - Schedule of the Initial Stage of the 2nd Tariff Revision of Sabesp
                                                                   ----------------------------------------------------------------------------------------------

        Stage No.                                                                       Description                                                                                   Start              End
        ---------                                                                       -----------                                                                                   -----              ---

           5-C    Receipt of Sabesp's final clarifications (ARSESP Resolution No.                                                                                        Aug 1, 2017        Aug. 8, 2017
                                                                                                                                                               745/2017)
    ---                                                                                                                                                        ---------

           5-D    Analysis of Sabesp's final clarifications                                                                                                                                 Aug 10, 2017
           ---    -----------------------------------------                                                                                                                                 ------------

            6     Development of the Initial Technical Note with Preliminary Tariff P0                                                                                                      Aug 10, 2017
                  and Average Weighted Cost of Capital (WACC)
    ---           ------------------------------------------

            7     Opening of the Public Consultation and Public Hearing - Preliminary                                                                                    Aug 14, 2017       Sep 4, 2017
                  Tariff P0 and Weighted Average Cost of Capital (WACC)
    ---           ----------------------------------------------------

            8     Analysis of the contributions received, development of the Final                                                                                                          Sep 27, 2017
                  Technical Note and Detailed Report - Preliminary Tariff P0
    ---           ----------------------------------------------------------

            9     Approval and Disclosure of the Detailed Report and Approval of the                                                                                                        Oct 2, 2017
                  Final Technical Note and of the Resolution with the Preliminary Tariff
                  P0
    ---           ---

            10    Disclosure of the Final Technical Note and the Publication of the                                                                                                         Oct 3, 2017
                  Resolution with the Preliminary Tariff P0
    ---           -----------------------------------------

The Preliminary Maximum Average Tariff (Preliminary Tariff P0) will be disclosed and authorized up until October 3, 2017 and applied pursuant to Article 39 of Law 11445/2007.

The Final Maximum Average Tariff (Final Tariff P0) will be disclosed and authorized up until April 10, 2018.

The full text of ARSESP Resolution No. 748 is available on Sabesp's website, in the Investor Relations area and on ARSESP's website.

IR Contacts:
Mario Arruda Sampaio: (55 11) 3388-8664 (maasampaio@sabesp.com.br)
Angela Beatriz Airoldi: (55 11) 3388-8793 (abairoldi@sabesp.com.br)

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SOURCE Companhia de Saneamento Basico do Estado de Sao Paulo - SABESP