PR Newswire | Apr 9, 2021 01:00AM EDT

04/08 23:59 CDT

Sabesp - Material Fact: Calculation of the P0 and Revision Tariff Structure SAO PAULO, April 9, 2021

SAO PAULO, April 9, 2021 /PRNewswire/ -- Companhia de Saneamento Bsico do Estado de Sao Paulo - Sabesp ("Company" or "Sabesp") in compliance with the provisions of Article 157, Paragraph 4 of Law 6,404/76 and the provisions of CVM Instruction 358/02, in continuity to the Material Fact published on January 28, 2021 and the Notices to the Market published on March 8 and 10, 2021, informs to its shareholders and the market in general that Sao Paulo State Public Services Regulatory Agency (ARSESP - Agncia Reguladora de Servios Pblicos do Estado de Sao Paulo) disclosed Resolution N 1.150/2021, regarding to Public Consultation 03/2021 - Calculation of the Maximum Average Tariff (P0) and X Factor of the Third Ordinary Tariff Revision and 04/2021 - Proposed Revision of Sabesp's Tariff Structure.

Along with the Resolution were released the respective Final Technical Notes and Circumstanced Reports.

The Resolution and the other documents can be accessed on the ARSESP website or on the following links:

* Resolution N 1.150/2021 * Tariff Rate Simulator * Circunstamced Report 02/2021 - Proposed Calculation of the Maximum Average Tariff (P0) and X Factor * Final Technical Note 16/2021 - Calculation of the Maximum Average Tariff (P0) and X Factor * Circunstamced Report 03/2021 - Proposed Revision of Sabesp's Tariff Structure * Final Technical Note 17/2021 - Revision of Sabesp's Tariff Structure

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 Sabesp