Rule 424(b)(3) File N: 333-86118 Exhibit A to Deposit Agreement No. ________________ AMERICAN DEPOSITARY SHARES (Each American Depositary Share represents two hundred and fifty (250) deposited Shares) THE BANK OF NEW YORK AMERICAN DEPOSITARY RECEIPT...Deposit Agreement • April 20th, 2007 • Companhia De Saneamento Basico Do Estado De Sao Paulo-Sabesp • Water supply
