Exhibit 16 May 16, 2002 Office of the Chief Accountant Securities and Exchange Commission 450 Fifth Street, N. W. Washington, DC 20549 Ladies and Gentlemen: We have read Item 4 included in the Form 8-K dated May 16, 2002 of Colgate-Palmolive Company, to be filed with the Securities and Exchange Commission, and are in agreement with the statements contained therein. Very truly yours, /s/ Arthur Andersen LLP - ----------------------- Arthur Andersen LLP cc: Stephen C. Patrick, CFO, Colgate-Palmolive Company