Sec Form 4/A Filing - BARFITT JOHN D @ AUTOMATIC DATA PROCESSING INC - 2003-08-11

FORM 4/A Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person BARFITT JOHN D 2. Issuer Name and Ticker or Trading Symbol AUTOMATIC DATA PROCESSING INC [ ADP] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Corporate Vice President (Last) (First) (Middle) ONE ADP BOULEVARD 3. Date of Earliest Transaction (MM/DD/YY) 08/11/2003 (Street) ROSELAND, NJ07068 4. If Amendment, Date Original Filed (MM/DD/YY) 08/12/2003 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Stock Option (Right to Buy) ( 1 ) $ 37.81 08/11/2003 A 15,000 08/11/2004( 2 ) 08/10/2013 Common Stock 15,000 $ 0 15,000 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other BARFITT JOHN D ONE ADP BOULEVARD ROSELAND, NJ07068 Corporate Vice President Signatures By: James B. Benson, (POA on file) 10/01/2003 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Effective October 1, 2003, for stock options granted after January 1, 1999, optionees who retire who are at least 55 years old and who have been employed by the Company for at least 10 years will, subject to the following sentence, have up to 36 months to exercise their vested options, and optionees who retire who are at least 55 years old and who have been employed by the Company for at least 5 years but less than 10 years will, subject to the following sentence, have up to 12 months to exercise their vested options. The options' normal expiration dates will not, in any event, be modified or otherwise changed. ( 2 )Will vest equally over 5 years

Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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