ADP shareholders elect directors, approve executive pay, auditor, and stock plan

Proposal 2 – Advisory Vote on Company’s Executive Compensation The proposal to approve, on an advisory basis, executive compensation of our Named Executive Officers was approved based upon the following vote: For Against Abstained Broker Non-Votes 301,257,796 22,056,458 963,025 43,835,856

Proposal 3 - Ratify the Appointment of the Independent Registered Public Accounting Firm The proposal to ratify the appointment of Deloitte & Touche LLP to serve as the Company’s independent registered public accounting firm for the fiscal year that began on July 1, 2022 was approved based on the following vote: For Against Abstained 349,658,801 17,089,490 1,364,844

Proposal 4 – Approval of an Amendment to the Automatic Data Processing, Inc. Amended and Restated Employees’ Savings-Stock Purchase Plan The proposal to approve an amendment to the Company’s Employees’ Savings-Stock Purchase Plan was approved based upon the following vote: For Against Abstained Broker Non-Votes 322,449,341 1,183,429 644,509 43,835,856

Proposal 1 – Election of Directors The following nominees were elected to the Company’s Board of Directors for the ensuing year. The votes cast for each nominee were as follows: Nominee For Against Abstained Broker Non-Votes Peter Bisson 317,955,206 5,979,285 342,788 43,835,856 David V. Goeckeler 322,887,876 1,034,864 354,539 43,835,856 Linnie M. Haynesworth 322,291,988 1,646,593 338,698 43,835,856 John P. Jones 314,987,678 8,910,964 378,637 43,835,856 Francine S. Katsoudas 319,505,209 4,458,587 313,483 43,835,856 Nazzic S. Keene 322,236,177 1,688,139 352,963 43,835,856 Thomas J. Lynch 316,782,855 7,130,126 364,298 43,835,856 Scott F. Powers 317,237,690 6,680,383 359,206 43,835,856 William J. Ready 286,652,298 37,281,484 343,497 43,835,856 Carlos A. Rodriguez 322,327,093 1,581,097 369,089 43,835,856 Sandra S. Wijnberg 293,750,817 30,201,965 324,497 43,835,856