EXHIBIT 24




                         AUTOMATIC DATA PROCESSING, INC.


                          Authorization and Designation
                                to Sign and File
                           Section 16 Reporting Forms


   The undersigned, Linnie M. Haynesworth, a director of Automatic Data
Processing, Inc., a Delaware corporation (the "Company"), does hereby
authorize and designate MICHAEL A. BONARTI to sign and file on my behalf
any and all Forms 3, 4 and 5 relating to equity securities of the
Company pursuant to the requirements of Section 16 of the Securities Exchange
Act of 1934 ("Section 16"). This authorization, unless earlier revoked by the
undersigned in writing, shall be valid until the undersigned's reporting
obligations under Section 16 with respect to equity securities of the Company
shall cease.


                                    /s/ Linnie M. Haynesworth
                                    --------------------------
                                     LINNIE M. HAYNESWORTH