SCHEDULE 14A

(Rule 14a-101)

INFORMATION REQUIRED IN PROXY STATEMENT

SCHEDULE 14A INFORMATION

Proxy Statement Pursuant to Section 14(a) of the
Securities Exchange Act of 1934 (Amendment No. )

Filed by the Registrant [X]
Filed by a Party other than the Registrant [   ]
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[   ]	Preliminary Proxy Statement	[   ]	Soliciting Material Under Rule 14a-12
[   ]	Confidential, For Use of the Commission Only (as permitted by Rule 14a-6(e)(2))
[   ]	Definitive Proxy Statement
[X]	Definitive Additional Materials

AUTOMATIC DATA PROCESSING, INC.

(Name of Registrant as Specified In Its Charter)

(Name of Person(s) Filing Proxy Statement, if Other Than the Registrant)

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 *** Exercise Your Right to Vote ***
Important Notice Regarding the Availability of Proxy Materials for the

Stockholder Meeting to Be Held on November 13, 2012.

AUTOMATIC DATA PROCESSING, INC.

       
            AUTOMATIC DATA PROCESSING, INC.
            1 ADP BOULEVARD
            ROSELAND, NJ 07068

Meeting Information
Meeting Type:         Annual Meeting
For holders as of:   September 14, 2012
Date:     November 13, 2012     Time: 10:00 a.m.
Location:	Automatic Data Processing, Inc.
	Corporate Office
	One ADP Boulevard Roseland, New Jersey

 

You are receiving this communication because you hold shares in the above named company.

This is not a ballot. You cannot use this notice to vote these shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online at www.proxyvote.com or easily request a paper copy (see reverse side).

We encourage you to access and review all of the important information contained in the proxy materials before voting.

 

See the reverse side of this notice to obtain proxy materials and voting instructions.

— Before You Vote —
How to Access the Proxy Materials

Proxy Materials Available to VIEW or RECEIVE:

COMBINED DOCUMENT CONTAINING NOTICE OF 2012 ANNUAL MEETING OF STOCKHOLDERS, PROXY STATEMENT AND ANNUAL REPORT ON FORM 10-K.

How to View Online:

Have the information that is printed in the box marked by the arrow  è XXXX XXXX XXXX (located on the following page) and visit: www.proxyvote.com.

How to Request and Receive a PAPER or E-MAIL Copy:

If you want to receive a paper or e-mail copy of these documents, you must request one. There is NO charge for requesting a copy. Please choose one of the following methods to make your request:
                                    1) BY INTERNET:       www.proxyvote.com
                                    2) BY TELEPHONE:  1-800-579-1639
                                    3) BY E-MAIL*:          sendmaterial@proxyvote.com

* If requesting materials by e-mail, please send a blank e-mail with the information that is printed in the box marked by the arrow  è XXXX XXXX XXXX  (located on the following page) in the subject line.

Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor. Please make the request as instructed above on or before October 30, 2012 to facilitate timely delivery.

— How To Vote —
Please Choose One of the Following Voting Methods

Vote In Person: Many stockholder meetings have attendance requirements including, but not limited to, the possession of an attendance ticket issued by the entity holding the meeting. Please check the meeting materials for any special requirements for meeting attendance. At the meeting, you will need to request a ballot to vote these shares.

Vote By Internet: To vote now by Internet, go to www.proxyvote.com. Have the information that is printed in the box marked by the arrow è XXXX XXXX XXXX  available and follow the instructions.

Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a proxy card.

Voting Items
The Board of Directors recommends a vote FOR the following:
1.	Election of Directors
	Nominees:
	01)     Ellen R. Alemany	07)	R. Glenn Hubbard
	02)     Gregory D. Brenneman	08)	John P. Jones
	03)     Leslie A. Brun	09)	Carlos A. Rodriguez
	04)     Richard T. Clark	10)	Enrique T. Salem
	05)     Eric C. Fast	11)	Gregory L. Summe
	06)     Linda R. Gooden
The Board of Directors recommends a vote FOR the following proposals:
2.	Appointment of Deloitte & Touche LLP.
3.	Advisory Vote on Executive Compensation.
NOTE: The proxies will vote in their discretion upon any and all other matters which may properly come before the meeting or any adjournment thereof.