ADP to Webcast Second Quarter Fiscal 2013 Earnings Release Conference Call on February 5, 2013

ADP to Webcast Second Quarter Fiscal 2013 Earnings Release Conference Call on
February 5, 2013

ROSELAND, N.J., Dec. 19, 2012 (GLOBE NEWSWIRE) -- Automatic Data Processing,
Inc. (Nasdaq:ADP) is scheduled to release its financial results for the second
fiscal quarter ending December 31, 2012 before the opening of the Nasdaq on
Tuesday, February 5, 2013.

ADP also will be hosting a conference call at 8:30 a.m. EST on February 5,
2013 to discuss the results for the quarter. Carlos A. Rodriguez, president
and chief executive officer, Jan Siegmund, chief financial officer, and Elena
S. Charles, vice president of investor relations, will be participating on the
call.

Investors and interested participants are invited to listen to the conference
call and view the accompanying slide presentation via live webcast.The
webcast can be accessed through ADP's home page, www.adp.com, or ADP's
Investor Relations home page, http://www.investquest.com/InvestQuest/a/adp/.
Please note, this webcast will be broadcast in two streams: Windows Media and
Flash. You may switch streams by selecting "Windows Media" or "Flash" from
the gear-setup symbol located to the right-hand side of the volume control on
the webcast player.Please check your system 10 minutes prior to the webcast.
In addition, the slide presentation will be available to download and print
approximately 60 minutes before the webcast at ADP's Investor Relations home
page.A replay of the webcast will be available for approximately two weeks
after the event and can be accessed in the same manner as the live webcast.

Automatic Data Processing, Inc. (Nasdaq:ADP), with more than $10 billion in
revenues and approximately 600,000 clients, is one of the world's largest
providers of business outsourcing solutions. Leveraging over 60 years of
experience, ADP offers a wide range ofhuman resource,payroll,tax
andbenefits administration solutionsfrom a single source. ADP's easy-to-use
solutions for employers provide superior value to companies of all types and
sizes. ADP is also a leading provider of integrated computing solutions
toauto, truck, motorcycle, marine, recreational vehicle, and heavy equipment
dealersthroughout the world. For more information about ADP or to contact a
local ADP sales office, reach us at 1.800.225.5237 or visit the company's
website atwww.ADP.com.

CONTACT: ADP Investor Relations, 973.974.5858
 
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