    <SEC-DOCUMENT>0000950142-17-001669-index.html : 20170912
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    <ACCEPTANCE-DATETIME>20170912164239
    ACCESSION NUMBER:		0000950142-17-001669
    CONFORMED SUBMISSION TYPE:	DEFA14A
    PUBLIC DOCUMENT COUNT:		34
    FILED AS OF DATE:		20170912
    DATE AS OF CHANGE:		20170912
    EFFECTIVENESS DATE:		20170912

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			AUTOMATIC DATA PROCESSING INC
    		CENTRAL INDEX KEY:			0000008670
    		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROCESSING & DATA PREPARATION [7374]
    		IRS NUMBER:				221467904
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			0630

    	FILING VALUES:
    		FORM TYPE:		DEFA14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-05397
    		FILM NUMBER:		171081515

    	BUSINESS ADDRESS:
    		STREET 1:		ONE ADP BOULVARD
    		CITY:			ROSELAND
    		STATE:			NJ
    		ZIP:			07068
    		BUSINESS PHONE:		9739745000

    	MAIL ADDRESS:
    		STREET 1:		ONE ADP BOULEVARD
    		CITY:			ROSELAND
    		STATE:			NJ
    		ZIP:			07068
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    Document 1 - file: eh1700955_defa14a.htm

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    <DESCRIPTION>EXHIBIT 1
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    Document 2 - file: eh1700955_ex01.htm

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    <FILENAME>eh1700955_ex02.htm
    <DESCRIPTION>EXHIBIT 2
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    Document 3 - file: eh1700955_ex02.htm

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    <FILENAME>eh1700955_ex03.htm
    <DESCRIPTION>EXHIBIT 3
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    Document 4 - file: eh1700955_ex03.htm

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    <FILENAME>eh1700955_ex04.htm
    <DESCRIPTION>EXHIBIT 4
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    Document 5 - file: eh1700955_ex04.htm

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    <DESCRIPTION>EXHIBIT 5
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    Document 6 - file: eh1700955_ex05.htm

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    <FILENAME>logo.jpg
    <DESCRIPTION>GRAPHIC
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    Document 7 - file: logo.jpg

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    <FILENAME>adp_header.jpg
    <DESCRIPTION>GRAPHIC
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    Document 8 - file: adp_header.jpg

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    Document 9 - file: home_01.jpg

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    Document 10 - file: home_02.jpg

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    Document 11 - file: home_03.jpg

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    Document 12 - file: home_04.jpg

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    Document 13 - file: home_05.jpg

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    Document 14 - file: bod_top.jpg

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    <DESCRIPTION>GRAPHIC
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    Document 15 - file: bod_bisson.jpg

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    Document 16 - file: bod_clark.jpg

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    Document 17 - file: bod_fast.jpg

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    Document 18 - file: bod_gooden.jpg

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    <DESCRIPTION>GRAPHIC
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    Document 19 - file: bod_gregoire.jpg

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    <DESCRIPTION>GRAPHIC
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    Document 20 - file: bod_hubbard.jpg

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    Document 21 - file: bod_jones.jpg

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    <DESCRIPTION>GRAPHIC
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    Document 22 - file: bod_ready.jpg

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    Document 23 - file: bod_rodriguez.jpg

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    Document 24 - file: bod_wijnberg.jpg

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    <FILENAME>bod_bottom.jpg
    <DESCRIPTION>GRAPHIC
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    Document 25 - file: bod_bottom.jpg

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    Document 26 - file: pr_01.jpg

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    Document 27 - file: pr_02.jpg

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    <FILENAME>stockholdersltr.jpg
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    <TEXT>
    Document 28 - file: stockholdersltr.jpg

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    <FILENAME>presentations.jpg
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    <TEXT>
    Document 29 - file: presentations.jpg

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    <FILENAME>contacts_01.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 30 - file: contacts_01.jpg

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    <DESCRIPTION>GRAPHIC
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    Document 31 - file: contacts_02.jpg

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    <FILENAME>howtovote_01.jpg
    <DESCRIPTION>GRAPHIC
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    Document 32 - file: howtovote_01.jpg

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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 33 - file: howtovote_02.jpg

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    <TYPE>GRAPHIC
    <SEQUENCE>34
    <FILENAME>adp_ads.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 34 - file: adp_ads.jpg

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