FORM 6-K
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Report of Foreign Issuer

Pursuant to Rule 13a-16 or 15d-16 of
the Securities Exchange Act of 1934

For the month of March, 2012

Commission File Number: 001-12102


YPF Sociedad Anónima
(Exact name of registrant as specified in its charter)

Macacha Güemes 515
C1106BKK Buenos Aires, Argentina
(Address of principal executive office)

Indicate by check mark whether the registrant files or will file
annual reports under cover of Form 20-F or Form 40-F:
Form 20-F
X
Form 40-F
 

Indicate by check mark if the registrant is submitting the Form 6-K
in paper as permitted by Regulation S-T Rule 101(b)(1):
Yes
 
No
X

Indicate by check mark if the registrant is submitting the Form 6-K
in paper as permitted by Regulation S-T Rule 101(b)(7):
Yes
 
No
X




 
 
 

YPF Sociedad Anónima


TABLE OF CONTENTS


Item
 
   
1
Relevant fact dated March 6, 2012


 
 

 
 
 
TRANSLATION


Autonomous City of Buenos Aires, March 6, 2012


Messrs
Buenos Aires Stock Exchange


 
Ref.: Relevant Fact


We notify the following:

In compliance with the requirements of Article 23 of Chapter VII of the Buenos Aires Stock Exchange Regulations, we inform you that on March 5, 2012 an appeal was filed under the purview of articles 306 and 307 of Law 19,550 and corresponding amendments against the Resolution number 16,757 issued by the Board of the National Securities Commission.


Yours faithfully,
 


Guillermo Reda
Market Relations Officer
YPF S.A.

 
 

 
 
 
SIGNATURE
 
 
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.
 
           
   
YPF Sociedad Anónima
 
       
Date: March 7, 2012
 
By:
 
/s/ Guillermo Reda
 
   
Name:
 
Guillermo Reda
 
   
Title:
 
Chief Financial Officer