Cancellation Of The 23rd Debentures Issuance

SAO PAULO, June 29, 2018 /PRNewswire/ -- Companhia de Saneamento Básico do Estado de São Paulo – Sabesp ("SABESP" or "Company"), pursuant to the provisions of Article 157, Paragraph 4 of Law 6.404/76 and the provisions of Brazilian Securities and Exchange Commission ("CVM") Instruction...