Companhia de Saneamento Básico do Estado de São Paulo : MATERIAL FACT

SÃO PAULO, Sept. 15, 2017 /PRNewswire/ -- Companhia de Saneamento Básico do Estado de São Paulo – Sabesp ("Company" or "Sabesp"), pursuant to article 157, paragraph 4 of Law 6,404/76 and CVM Instruction 358/02 and, in sequence to the Material Fact dated September 5, 2017 – "Approval of the State Bill No. 659 of 2017 - Corporate Reorganization of Sabesp", hereby informs its shareholders and the market in general that, on this date, the São Paulo State Governor sanctioned State Bill 659 of 2017, passing it into State Law No. 16.525 of 2017.

This sanction represents an important and necessary step in the process of a possible capitalization of Sabesp.

The State Law No. 16.525 of 2017 will be available on the website of the Legislative Chamber of the State of São Paulo and will be published in the São Paulo State Official Gazette (DOE - Diário Oficial do Estado de São Paulo) and later published at www.sabesp.com.br/investidores.

The Company will keep the market updated on the progress of the matter within this Material Fact.

IR Contacts:

Mario Arruda Sampaio: (55 11) 3388-8664 ([email protected])
Angela Beatriz Airoldi: (55 11) 3388-8793 ([email protected])

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