AUTOMATIC DATA PROCESSING INC — Director's Dealing 2004

Dec 14, 2004

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AUTOMATIC DATA PROCESSING INC (ADP)
CIK: 0000008670
Period of Report: 2004-12-13

Reporting Person: TAUB HENRY (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2004-12-13	Common Stock	S	6000	$45.0000	Disposed	5775188.3130	Direct
2004-12-13	Common Stock	S	1700	$45.0100	Disposed	5773488.3130	Direct
2004-12-13	Common Stock	S	4500	$45.0200	Disposed	5768988.3130	Direct
2004-12-13	Common Stock	S	3900	$45.0300	Disposed	5765088.3130	Direct
2004-12-13	Common Stock	S	800	$45.0400	Disposed	5764288.3130	Direct
2004-12-13	Common Stock	S	1000	$45.0500	Disposed	5763288.3130	Direct
2004-12-13	Common Stock	S	17300	$45.1000	Disposed	5745988.3130	Direct
2004-12-13	Common Stock	S	2700	$45.1100	Disposed	5743288.3130	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	297600.0000	Indirect
Common Stock	16065.0000	Indirect