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<SEC-DOCUMENT>0000950103-08-002351.txt : 20081205
<SEC-HEADER>0000950103-08-002351.hdr.sgml : 20081205
<ACCEPTANCE-DATETIME>20080912153214
<PRIVATE-TO-PUBLIC>
ACCESSION NUMBER:		0000950103-08-002351
CONFORMED SUBMISSION TYPE:	CORRESP
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20080912

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			YPF SOCIEDAD ANONIMA
		CENTRAL INDEX KEY:			0000904851
		STANDARD INDUSTRIAL CLASSIFICATION:	PETROLEUM REFINING [2911]
		IRS NUMBER:				521612271
		STATE OF INCORPORATION:			C1
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		CORRESP

	BUSINESS ADDRESS:	
		STREET 1:		AVENIDA PTE R SAENZ 777-8 PISO
		CITY:			BUENOS AIRES 1364 AR
		STATE:			C1
		BUSINESS PHONE:		5413267265

	MAIL ADDRESS:	
		STREET 1:		AVENIDA PTE R SAENZ 777-8 PISO
		CITY:			BUENOS AIRES
		STATE:			C1
</SEC-HEADER>
<DOCUMENT>
<TYPE>CORRESP
<SEQUENCE>1
<FILENAME>filename1.htm
<TEXT>
<html>
  <head>
    <title></title>

    </head>
    <body bgcolor="#ffffff" style="DISPLAY: inline; FONT-SIZE: 9pt; MARGIN-LEFT: 5%; TEXT-INDENT: 0pt; MARGIN-RIGHT: 5%; FONT-FAMILY: Arial">
    <div>&#160;</div>
    <div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25"><br></div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25"><br></div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25"><br></div>
      <div>
        <table cellpadding="0" cellspacing="0" width="100%">
            <tr>
              <td valign="top" width="34%"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: times new roman">&#160;
      </font></td>
              <td align="left" valign="top" width="39%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: times new roman">September
      12, 2008</font></div>
              </td>
            </tr>
        </table>
      </div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25"><br></div>
      <div>
        <table cellpadding="0" cellspacing="0" width="100%">
            <tr>
              <td align="left" valign="top" width="5%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: times new roman">Re:</font></div>
              </td>
              <td align="left" valign="top" width="95%">
                <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 9pt; FONT-FAMILY: times new roman">YPF
      Sociedad An&#243;nima Form 20-F for the year ended December 31, 2007, Filed on
      April 15, 2008</font></div>
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 9pt; FONT-FAMILY: times new roman">File
      No. 001-12102</font></div>
              </td>
            </tr>
        </table>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">Mr. H.
Roger Schwall</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">Assistant
Director</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">United
States Securities and Exchange Commission</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">Division
of Corporation Finance</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">100 F
Street, N.E.</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">Washington,
D.C. 20549-7410</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">Dear Mr.
Schwall:</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">Thank you
for your letter dated August 29, 2008 setting forth comments of the staff of the
Division of Corporation Finance (the &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">Staff</font>&#8221;) of the United States
Securities and Exchange Commission (the &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">SEC</font>&#8221; or &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">Commission</font>&#8221;) on the annual
report on Form 20-F for the year ended December 31, 2007 (the &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">2007 Form 20-F</font>&#8221;) of YPF
Sociedad An&#243;nima (&#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">YPF</font>&#8221;,
also referred to in this letter as the &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">Company</font>&#8221;).</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">We
appreciate your understanding in affording&#160;YPF the time necessary to
prepare its responses, which&#160;are set forth in Annex A hereto. To facilitate
the Staff&#8217;s review, YPF has reproduced the captions and numbered comments from
the Staff&#8217;s August 29th, 2008 comment letter in bold text.</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">In
providing these responses, and in response to the Staff&#8217;s request, YPF has
acknowledged to us&#160;that:</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div>
        <table align="center" border="0" cellpadding="0" cellspacing="0" id="hangingindent" width="100%">
            <tr valign="top" style="LINE-HEIGHT: 1.25;">
              <td style="WIDTH: 36pt">
                <div><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">&#160;
      </font></div>
              </td>
              <td style="WIDTH: 36pt">
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman"><font style="DISPLAY: inline;" face="Symbol, serif">&#183;</font></font></div>
              </td>
              <td>
                <div align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">YPF
      is responsible for the adequacy and accuracy of the disclosure in its
      filings with the Commission;</font></div>
              </td>
            </tr>
        </table>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div>
        <table align="center" border="0" cellpadding="0" cellspacing="0" id="hangingindent" width="100%">
            <tr valign="top" style="LINE-HEIGHT: 1.25;">
              <td style="WIDTH: 36pt">
                <div><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">&#160;
      </font></div>
              </td>
              <td style="WIDTH: 36pt">
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman"><font style="DISPLAY: inline;" face="Symbol, serif">&#183;</font></font></div>
              </td>
              <td>
                <div align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">Staff
      comments or changes to this disclosure in response to Staff comments do
      not foreclose the Commission from taking any action with respect to the
      filing; and</font></div>
              </td>
            </tr>
        </table>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div>
        <table align="center" border="0" cellpadding="0" cellspacing="0" id="hangingindent" width="100%">
            <tr valign="top" style="LINE-HEIGHT: 1.25;">
              <td style="WIDTH: 36pt">
                <div><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">&#160;
      </font></div>
              </td>
              <td style="WIDTH: 36pt">
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman"><font style="DISPLAY: inline;" face="Symbol, serif">&#183;</font></font></div>
              </td>
              <td>
                <div align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">YPF
      may not assert Staff comments as a defense in any proceeding initiated by
      the Commission or any person under the federal securities laws of the
      United States.</font></div>
              </td>
            </tr>
        </table>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">YPF&#160;would
like to express&#160;its appreciation for your cooperation in these matters,
and&#160;YPF or its representatives&#160;are available to discuss any
of&#160;YPF's responses with you at your convenience. In that connection, please
do not hesitate to contact the undersigned, Nicholas A. Kronfeld</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left">&#160;</div>
      <div id="PGBRK" style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt">
        <div id="FTR">
          <div id="GLFTR" style="WIDTH: 100%" align="left">
          </div>
        </div>
        <div id="PN" style="PAGE-BREAK-AFTER: always">
          <div style="WIDTH: 100%; TEXT-ALIGN: center">
          </div>
          <div style="WIDTH: 100%; TEXT-ALIGN: center">
            <hr style="COLOR: black" noshade size="2">
          </div>
        </div>
        <div id="HDR">
          <div id="GLHDR" style="WIDTH: 100%" align="right">
          </div>
        </div>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">of Davis
Polk &amp; Wardwell, counsel to YPF, in New York at 212-450-4950 or fax:
212-450-3950.</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25"><br></div>
      <div>
        <table cellpadding="0" cellspacing="0" width="100%">
            <tr>
              <td valign="top" width="36%"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: times new roman">&#160;
      </font></td>
              <td align="left" valign="top" width="36%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: times new roman"><a name="dpw_closing">Very truly yours,</a></font></div>
              </td>
            </tr>
            <tr>
              <td valign="top" width="36%"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: times new roman">&#160;</font></td>
              <td align="left" valign="top" width="36%"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: times new roman">&#160;</font></td>
            </tr>
            <tr>
              <td valign="top" width="36%"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: times new roman">&#160;</font></td>
              <td align="left" valign="top" width="36%"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: times new roman">&#160;</font></td>
            </tr>
            <tr>
              <td valign="top" width="36%"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: times new roman">&#160;
      </font></td>
              <td align="left" valign="top" width="36%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: times new roman">/s/
      Nicholas A. Kronfeld</font></div>
              </td>
            </tr>
            <tr>
              <td valign="top" width="36%"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: times new roman">&#160;
      </font></td>
              <td align="left" valign="top" width="36%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: times new roman"><a name="dpw_closing_username">Nicholas A. Kronfeld</a></font></div>
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: times new roman">Davis
      Polk &amp; Wardwell</font></div>
              </td>
            </tr>
        </table>
      </div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25"><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div id="PGBRK" style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt">
        <div id="FTR">
          <div id="GLFTR" style="WIDTH: 100%" align="left">
          </div>
        </div>
        <div id="PN" style="PAGE-BREAK-AFTER: always">
          <div style="WIDTH: 100%; TEXT-ALIGN: center">
          </div>
          <div style="WIDTH: 100%; TEXT-ALIGN: center">
            <hr style="COLOR: black" noshade size="2">
          </div>
        </div>
        <div id="HDR">
          <div id="GLHDR" style="WIDTH: 100%" align="right">
          </div>
        </div>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="right">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="right"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman"><font style="DISPLAY: inline; TEXT-DECORATION: underline">ANNEX A</font></font></div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25"><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman"><font style="DISPLAY: inline; TEXT-DECORATION: underline">Form 20-F for Fiscal Year
Ended December 31, 2007</font></font></div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25"><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman"><font style="DISPLAY: inline; TEXT-DECORATION: underline">General</font></font></div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25"><br></div>
      <div>
        <table align="center" border="0" cellpadding="0" cellspacing="0" id="hangingindent" width="100%">
            <tr valign="top" style="LINE-HEIGHT: 1.25;">
              <td style="WIDTH: 36pt">
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">1.</font></div>
              </td>
              <td>
                <div align="left"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">We
      note that your officers&#8217; certifications were omitted from your filing, and
      that you subsequently furnished the required certifications as exhibits in
      an amended filing on April 16, 2008.&#160;&#160;However, your amended
      filing excluded all other information and sections that were previously
      included in your initial filing.&#160;&#160;Accordingly, please amend your
      filing to include a full amendment of your annual report, as well as
      updated officers&#8217; certifications.&#160;&#160;Refer to Question 17 of the
      Division of Corporation Finance: Sarbanes-Oxley Act of 2002 &#8211; Frequently
      Asked Questions, November 8, 2002 (revised November 14, 2002), available
      on the SEC website, for further
guidance.</font></div>
              </td>
            </tr>
        </table>
      </div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25"><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman"><font style="DISPLAY: inline; TEXT-DECORATION: underline">Response</font></font></div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25"><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman"><font id="TAB1" style="MARGIN-LEFT: 36pt"></font>YPF&#160;acknowledges the Staff&#8217;s
comment and confirms to the Staff that&#160;it will file an amendment
(&#8220;Amendment No. 2&#8221;) to&#160;its 2007 20-F including all other information and
sections that were previously included in&#160;YPF's initial filing on April 15,
2008.</font></div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25"><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">YPF&#160;intends
to include the following explanatory note in the amended filing:</font></div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25"><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">&#8220;This
Annual Report on Form 20-F/A (&#8220;Form 20-F/A&#8221;) is being filed by us as Amendment
No. 2 to our Annual Report on Form 20-F for the fiscal year ended December 31,
2007 (the &#8220;2007 Form 20-F&#8221;). This Form 20-F/A is filed solely for the purpose of
(1) including all information and sections that were previously included in our
2007 Form 20-F filed on April 15, 2008 and in Amendment No. 1 to our 2007 Form
20-F filed on April 16, 2008, (2) addressing the filing to the Commission&#8217;s
current address, (3) modifying a statement regarding the effectiveness of our
disclosure controls and procedures to remove any ambiguity regarding the
effectiveness of our disclosure controls and procedures at a reasonable
assurance level, and (4) removing the subtotal of &#8220;Future net cash flows, before
income taxes&#8221; in the standardized measure of discounted future net cash flows in
the &#8220;Supplemental Information on Oil and Gas Producing Activities (Unaudited)&#8221;
section of our financial statements.&#160;&#160;Other than as stated above, this
Form 20-F/A does not amend, update or restate the information in any other item
or section of the Form 20-F as originally filed on April 15, 2008 or reflect any
events that have occurred after the original filing of the Form 20-F on April
15, 2008.&#8221;</font></div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25"><br></div>
      <div>
        <table align="center" border="0" cellpadding="0" cellspacing="0" id="hangingindent" width="100%">
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                <div><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">&#160;
      </font></div>
              </td>
              <td>
                <div align="left"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman"><font style="DISPLAY: inline; TEXT-DECORATION: underline">Available Information,
      page 156</font></font></div>
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      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25"><br></div>
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                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">2.</font></div>
              </td>
              <td>
                <div align="left"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">Please
      correct the address you reference for the SEC to reflect its current
      address at 100 F Street NE, Washington, D.C.,
  20549.</font></div>
              </td>
            </tr>
        </table>
      </div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25">&#160;</div>
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      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25"><br>&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman"><font style="DISPLAY: inline; TEXT-DECORATION: underline">Response</font></font></div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25"><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman"><font id="TAB1" style="MARGIN-LEFT: 36pt"></font>YPF&#160;acknowledges the Staff&#8217;s
comment and confirms to the Staff that&#160;it will use the Commission&#8217;s correct
current address in Amendment No. 2 to&#160;its 2007 Form 20-F and in all future
filings.</font></div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25"><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman"><font style="DISPLAY: inline; TEXT-DECORATION: underline">Controls and Procedures,
page 159</font></font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div>
        <table align="center" border="0" cellpadding="0" cellspacing="0" id="hangingindent" width="100%">
            <tr valign="top" style="LINE-HEIGHT: 1.25;">
              <td style="WIDTH: 36pt">
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">3.</font></div>
              </td>
              <td>
                <div align="left"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">We
      note your statement that &#8220;even effective disclosure controls and
      procedures can provide only reasonable assurance of achieving their
      control objectives.&#8221;&#160;&#160;Please revise to state clearly, if true,
      that your disclosure controls and procedures are designed to provide
      reasonable assurance of achieving their objectives and that your principal
      executive officer and principal financial officer concluded that your
      disclosure controls and procedures are effective at that reasonable
      assurance level.&#160;&#160;In the alternative, remove the reference to
      the level of assurance of your disclosure controls and
      procedures.&#160;&#160;Please refer to Section II.F.4 of Management&#8217;s
      Reports on Internal Control Over Financial Reporting and Certification
      Over Financial Reporting and Certification of Disclosure in Exchange Act
      Periodic Reports, SEC Release No. 33-8238, available on our website at
      <font style="DISPLAY: inline; COLOR: #0000ff; TEXT-DECORATION: underline">http://www.sec.gov//rules/final/33-8238.htm</font>.</font></div>
              </td>
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      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman"><font style="DISPLAY: inline; TEXT-DECORATION: underline">Response</font></font></div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25"><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman"><font id="TAB1" style="MARGIN-LEFT: 36pt"></font>YPF&#160;acknowledges the Staff&#8217;s
comment and confirms to the Staff that&#160;it will use the following amended
formulation in Amendment No. 2 to&#160;its 2007 Form 20-F with respect to
management&#8217;s conclusion regarding the effectiveness of disclosure controls and
procedures:</font></div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25"><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman"><font id="TAB1" style="MARGIN-LEFT: 36pt"></font>&#8220;As of December 31, 2007, YPF, under
the supervision and with the participation of YPF&#8217;s management, including our
Chief Executive Officer and Chief Financial Officer, performed an evaluation of
the effectiveness of the design and operation of our disclosure controls and
procedures (as defined in Rule 13a-15(f) under the Securities Exchange Act).
There are, as described below, inherent limitations to the effectiveness of any
control system, including disclosure controls and procedures. Accordingly, even
effective disclosure controls and procedures can provide only reasonable
assurance of achieving their control objectives.</font></div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25">&#160;</div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25">
        <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">Based on
such evaluation, YPF&#8217;s Chief Executive Officer and Chief Financial Officer
concluded that YPF&#8217;s disclosure controls and procedures <font style="DISPLAY: inline; COLOR: #ff0000; TEXT-DECORATION: line-through">are</font><font style="DISPLAY: inline; COLOR: #0000ff; TEXT-DECORATION: underline">were</font>
effective<font style="DISPLAY: inline; COLOR: #0000ff; TEXT-DECORATION: underline"> at the
reasonable assurance level</font> in ensuring that information relating to YPF,
required to be disclosed in reports it files under the Exchange Act is (1)
recorded, processed, summarized and reported within the time periods specified
in the SEC&#8217;s rules and forms, and (2) accumulated and communicated to our
management, including our Chief Executive Officer and Chief Financial Officer,
as appropriate to allow timely decisions regarding required
disclosure.&#8221;</font></div>
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      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman"><font style="DISPLAY: inline; TEXT-DECORATION: underline">Financial Statements, page
F-1</font></font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman"><font style="DISPLAY: inline; TEXT-DECORATION: underline">Supplemental Information on
Oil and Gas Producing Activities (Unaudited), page F-57</font></font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman"><font style="DISPLAY: inline; TEXT-DECORATION: underline">Standardized Measure of
Discounted Future Net Cash Flows, page F-60</font></font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25"><br></div>
      <div>
        <table align="center" border="0" cellpadding="0" cellspacing="0" id="hangingindent" width="100%">
            <tr valign="top" style="LINE-HEIGHT: 1.25;">
              <td style="WIDTH: 36pt">
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">4.</font></div>
              </td>
              <td>
                <div align="left"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman">Please
      remove the subtotal of &#8220;Future net cash flows, before income taxes,&#8221; as
      this line item caption is not an explicit component of the standardized
      measure of discounted future net cash flows.&#160;&#160;Refer to paragraph
      30, and Illustration 5, of SFAS 69 for further guidance.&#160;&#160;We had
      previously issued this comment in our comment letter dated September 10,
      2007; however, we note that this subtotal is still included in your
      disclosure and therefore we are reissuing the
  comment.</font></div>
              </td>
            </tr>
        </table>
      </div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25"><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman"><font style="DISPLAY: inline; TEXT-DECORATION: underline">Response</font></font></div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25"><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 9pt; FONT-FAMILY: Times New Roman"><font id="TAB1" style="MARGIN-LEFT: 36pt"></font>YPF&#160;acknowledges the Staff&#8217;s
comment and confirms that&#160;it will not include the subtotal of &#8220;Future net
cash flows, before income taxes&#8221; in the standardized measure of discounted
future net cash flows in Amendment No. 2 to&#160;its 2007 Form 20-F and will not
use this subtotal in any future filings.</font></div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25">&#160;</div>
      <div style="DISPLAY: block; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25">&#160;</div>
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