<SEC-DOCUMENT>0000931427-25-000027.txt : 20251211
<SEC-HEADER>0000931427-25-000027.hdr.sgml : 20251211
<ACCEPTANCE-DATETIME>20251211172633
ACCESSION NUMBER:		0000931427-25-000027
CONFORMED SUBMISSION TYPE:	6-K
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20251211
FILED AS OF DATE:		20251211
DATE AS OF CHANGE:		20251211

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GAS TRANSPORTER OF THE SOUTH INC
		CENTRAL INDEX KEY:			0000931427
		STANDARD INDUSTRIAL CLASSIFICATION:	NATURAL GAS TRANSMISSION [4922]
		ORGANIZATION NAME:           	01 Energy & Transportation
		EIN:				000000000
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		6-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13396
		FILM NUMBER:		251565874

	BUSINESS ADDRESS:	
		STREET 1:		CECILIA GRIERSON 355 26TH FLR
		STREET 2:		1107 CAPITAL FEDERAL
		CITY:			ARGENTINA
		STATE:			C1
		ZIP:			00000
		BUSINESS PHONE:		005401137515100X1093

	MAIL ADDRESS:	
		STREET 1:		CECILIA GRIERSON 355 26TH FLR
		STREET 2:		CAPITAL FEDERAL
		CITY:			ARGENTINA
		STATE:			C1
		ZIP:			1107
</SEC-HEADER>
<DOCUMENT>
<TYPE>6-K
<SEQUENCE>1
<FILENAME>tgs.htm
<DESCRIPTION>MATERIAL FACT
<TEXT>
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<DIV style=margin-left:85.05pt;width:453.6pt><HR style='border:0;height:0;width:0;margin:14pt 0 0 0'><P align=center style='font:11pt Courier New;margin:0'><B>UNITED STATES</B></P>
<P align=center style='font:11pt Courier New;margin:0'><B>SECURITIES AND EXCHANGE COMMISSION</B></P>
<P align=center style='font:11pt Courier New;margin:0'><B>Washington, DC 20549</B></P>
<P align=center style='font:11pt Courier New;margin:0'>&nbsp;</P>
<P align=center style='font:11pt Courier New;margin:0'><B>_____________</B></P>
<P style='font:11pt Courier New;margin:0'>&nbsp;</P>
<P align=center style='font:11pt Courier New;margin:0'><B>FORM 6-K</B></P>
<P align=center style='font:11pt Courier New;margin:0'>&nbsp;</P>
<P align=center style='font:11pt Courier New;margin:0'><B>Report of Foreign Issuer</B></P>
<P align=center style='font:11pt Courier New;margin:0'>&nbsp;</P>
<P align=center style='font:11pt Courier New;margin:0'>&nbsp;</P>
<P align=center style='font:11pt Courier New;margin:0'>Pursuant to Rule 13a-16 or 15d-16 of</P>
<P align=center style='font:11pt Courier New;margin:0'>the Securities and Exchange Act of 1934</P>
<P align=center style='font:11pt Courier New;margin:0'>&nbsp;</P>
<P align=center style='font:11pt Courier New;margin:0'>&nbsp;</P>
<P align=center style='font:11pt Courier New;margin:0'>For December 11, 2025</P>
<P align=center style='font:11pt Courier New;margin:0'>&nbsp;</P>
<P align=center style='font:11pt Courier New;margin:0'><B>Commission file number: 1-13.396</B></P>
<P align=center style='font:11pt Courier New;margin:0'><B>Transportadora de Gas del Sur S.A.</B></P>
<P align=center style='font:11pt Courier New;margin:0'>Cecilia Grierson 355, piso 26</P>
<P align=center style='font:11pt Courier New;margin:0'>(1107), Capital Federal</P>
<P align=center style='font:11pt Courier New;margin:0'>Argentina</P>
<P align=center style='font:11pt Courier New;margin:0'>&nbsp;</P>
<P align=center style='font:11pt Courier New;margin:0'>&nbsp;</P>
<P style='font:11pt Courier New;margin:0'>&nbsp;</P>
<P align=center style='font:11pt Courier New;margin:0'>&nbsp;</P>
<P align=justify style='font:11pt Courier New;margin:0;text-indent:21.3pt'>Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.</P>
<P style='font:11pt Courier New;margin:0'>&nbsp;</P>
<P style='font:11pt Courier New;margin:0'>&nbsp;</P>
<P align=center style='font:11pt Courier New;margin:0'>Form 20-F&nbsp;<FONT style='border-bottom:1px solid #000000'> X</FONT>&nbsp;&nbsp;Form 40-F&nbsp;<FONT style='border-bottom:1px solid #000000'> </FONT>&nbsp;</P>
<P align=center style='font:11pt Courier New;margin:0'>&nbsp;</P>
<P align=justify style='font:11pt Courier New;margin:0;text-indent:21.3pt'>Indicate by check mark if registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): __</P>
<P style='font:11pt Courier New;margin:0'>&nbsp;</P>
<P align=justify style='font:11pt Courier New;margin:0;text-indent:21.3pt'>Indicate by check mark if registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): __</P>
<P align=justify style='font:11pt Courier New;margin:0;text-indent:21.3pt'>&nbsp;</P>
<P align=justify style='font:11pt Courier New;margin:0;text-indent:21.3pt'>Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to the Rule 12g3-2(b) under the Securities Exchange Act of 1934.</P>
<P align=justify style='font:11pt Courier New;margin:0'>&nbsp;</P>
<P align=center style='font:11pt Courier New;margin:0'>Yes&nbsp;&nbsp;&nbsp;No&nbsp;<FONT style='border-bottom:1px solid #000000'>X </FONT>&nbsp;</P>
<P style='font:11pt Courier New;margin:0'>&nbsp;</P>
<P style='font:11pt Arial;margin:0;margin-right:-0.05pt;color:#000000'><FONT style='font-family:Courier New'>If &quot;Yes&quot; is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b):</FONT></P>
<HR style='border:0;height:0;width:0;margin:14pt 0 0 0'><HR style='page-break-after:always;border:0;height:3pt;background-color:#909090;margin:8pt 0'><P style=line-height:0;margin:0></P>
<HR style='border:0;height:0;width:0;margin:14pt 0 0 0'><P align=right style='font:11pt Book Antiqua;margin:0'>City of Buenos Aires, December 11, 2025.</P>
<P align=right style='font:11pt Book Antiqua;margin:0'>E-NOTA-20251211-60901</P>
<P style='font:11pt Book Antiqua;margin:0'>&nbsp;</P>
<P style='font:11pt Book Antiqua;margin:0'>Messrs.</P>
<P style='font:11pt Book Antiqua;margin:0'><B>Comisi&#243;n Nacional de Valores (Argentine Securities and Exchange Commission)</B></P>
<P style='font:11pt Book Antiqua;margin:0'>&nbsp;</P>
<P style='font:11pt Book Antiqua;margin:0'><B>Bolsas y Mercados Argentinos S.A. (Argentine Stock Exchanges and Markets)</B></P>
<P style='font:11pt Book Antiqua;margin:0'><B>Bolsa de Comercio de Buenos Aires (Buenos Aires Stock Exchange)</B></P>
<P style='font:11pt Book Antiqua;margin:0'><B>Gerencia T&#233;cnica y de Valores Negociables (Technical and Negotiable Securities Management)</B></P>
<P style='font:11pt Book Antiqua;margin:0'>&nbsp;</P>
<P style='font:11pt Book Antiqua;margin:0'><B>A3 Mercados S.A. (</B><FONT style=font-size:11.5pt><B>A3 Markets</B></FONT><B>)</B></P>
<P style='font:11pt Book Antiqua;margin:0'>&nbsp;</P>
<P style='font:11pt Book Antiqua;margin-top:0pt;margin-bottom:6pt;text-indent:-0.25pt;margin-left:0.25pt'><FONT style='border-bottom:1px solid #000000'><I>Re: Material Fact. </I><I>Regular Transaction with Related Parties. Section 72 Act no. 26,831.</I></FONT></P>
<P style='font:11pt Book Antiqua;margin:0;text-indent:0.25pt'>&nbsp;</P>
<P align=justify style='font:11pt Book Antiqua;margin:0;text-indent:0.25pt'>&nbsp;</P>
<P align=justify style='font:11pt Book Antiqua;margin:0;text-indent:0.25pt'>Dear Sirs,</P>
<P align=justify style='font:11pt Book Antiqua;margin-top:0pt;margin-bottom:6pt;color:#000000'>I am writing to you in my capacity as Head of Market Relations of Transportadora de Gas del Sur S.A. (&#8220;tgs&#8221; or the &#8220;Company&#8221;), in order to report that in its meeting held today, the Board of Directors approved (i) the gas reference prices for SPOT purchases for Plant Thermal Reduction with Related Parties for the 2026 summer and winter periods (the &#8220;Reference Prices&#8221;) and (ii) the extension of the &#8220;Policy for LPG and Natural Gasoline/Raw Gasoline sale and resale operations&#8221; (the &#8220;Policy&#8221;), valid from January 1, 2026 until December 31, 2026.</P>
<P align=justify style='font:11pt Book Antiqua;margin-top:6pt;margin-bottom:6pt'>Prior to approval of the Reference Prices and the Policy, tgs Audit Committee was asked to issue two reports in compliance with section 72 of Capital Markets Act no. 26,831. </P>
<P align=justify style='font:11pt Book Antiqua;margin-top:6pt;margin-bottom:0pt'>On December 11, 2025, the Audit Committee concluded and informed the Board of Directors that the transactions with Related Parties carried out pursuant to and under the terms of the Reference Prices and the Policy can be deemed to be reasonably entered into on an arm&#8217;s length basis.</P>
<P align=justify style='font:11pt Book Antiqua;margin-top:6pt;margin-bottom:0pt'>The Audit Committee&#8217;s reports are available for consultation by accredited shareholders if so desired, upon request via email at: <FONT style='color:#0000FF;border-bottom:1px solid #0000FF'>direcciondelegales@tgs.com.ar</FONT>.</P>
<P align=justify style='font:11pt Book Antiqua;margin-top:6pt;margin-bottom:0pt'>&nbsp;</P>
<P align=justify style='font:11pt Book Antiqua;margin-top:6pt;margin-bottom:0pt'>&nbsp;</P>
<P style='font:11pt Book Antiqua;margin:0;text-indent:28.3pt;margin-left:113.3pt'><B>Hern&#225;n Diego Flores G&#243;mez</B></P>
<P align=justify style='font:11pt Book Antiqua;margin-top:6pt;margin-bottom:0pt'><KBD style='position:absolute;text-align:center;font:11pt Arial;width:425.2pt'><B>Head of Market Relations</B></KBD>&nbsp;</P>
<HR style='border:0;height:0;width:0;margin:14pt 0 0 0'><HR style='page-break-after:always;border:0;height:3pt;background-color:#909090;margin:8pt 0'><P style=line-height:0;margin:0></P>
</DIV>
<DIV style=margin-left:56.7pt;width:481.9pt><HR style='border:0;height:0;width:0;margin:14pt 0 0 0'><P align=center style='font:11pt Courier New;margin:0;text-indent:-17.85pt;margin-left:17.85pt'><B>SIGNATURES</B></P>
<P align=center style='font:11pt Courier New;margin:0;text-indent:-17.85pt;margin-left:17.85pt'>&nbsp;</P>
<P style='font:11pt Courier New;margin:0;text-indent:-17.85pt;margin-left:17.85pt'>&nbsp;</P>
<P align=justify style='font:11pt Courier New;margin:0'>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.</P>
<P align=justify style='font:11pt Courier New;margin:0'>&nbsp;</P>
<P style='font:11pt Courier New;margin:0'>&nbsp;</P>
<P style='font:11pt Courier New;margin:0'>&nbsp;</P>
<P align=right style='font:11pt Courier New;margin:0'>Transportadora de Gas del Sur S.A.</P>
<P align=right style='font:11pt Courier New;margin:0'>&nbsp;</P>
<P align=right style='font:11pt Courier New;margin:0'>&nbsp;</P>
<P style='font:11pt Courier New;margin:0;text-indent:-17.85pt;margin-left:17.85pt'>&nbsp;</P>
<TABLE style=margin-left:auto;border-collapse:collapse><TR><TD valign=top style=width:27.7pt;padding-left:3.5pt;padding-right:3.5pt><P style='font:11pt Courier New;margin:0'><B>By:</B></P>
</TD><TD colspan=3 valign=top style='width:250.1pt;padding-left:3.5pt;padding-right:3.5pt;border-bottom:0.75pt solid #000000'><P align=center style='font:11pt Courier New;margin:0'>/s/Alejandro M. Basso</P>
</TD></TR>
<TR><TD valign=top style=width:44.95pt;padding-left:3.5pt;padding-right:3.5pt><P style='font:11pt Courier New;margin:0'>Name:</P>
</TD><TD valign=top style=width:202.85pt;padding-left:3.5pt;padding-right:3.5pt><P style='font:11pt Courier New;margin:0'>Alejandro M. Basso</P>
</TD></TR>
<TR><TD valign=top style=width:44.95pt;padding-left:3.5pt;padding-right:3.5pt><P style='font:11pt Courier New;margin:0;margin-right:-1.95pt'>Title:</P>
</TD><TD valign=top style=width:202.85pt;padding-left:3.5pt;padding-right:3.5pt><P align=justify style='font:11pt Courier New;margin:0'><B>Chief Financial Officer and Services Vice President</B></P>
</TD></TR>
</TABLE>
<P style='font:11pt Courier New;margin:0;text-indent:-17.85pt;margin-left:17.85pt'>&nbsp;</P>
<P style='font:11pt Courier New;margin:0;text-indent:-17.85pt;margin-left:17.85pt'>&nbsp;</P>
<P style='font:11pt Courier New;margin:0;text-indent:-17.85pt;margin-left:17.85pt'>&nbsp;</P>
<P style='font:11pt Courier New;margin:0;text-indent:-17.85pt;margin-left:17.85pt'>&nbsp;</P>
<P style='font:11pt Courier New;margin:0;text-indent:-17.85pt;margin-left:17.85pt'>&nbsp;</P>
<TABLE style=margin-left:auto;border-collapse:collapse><TR><TD valign=top style=width:35.4pt;padding-left:3.5pt;padding-right:3.5pt><P style='font:11pt Courier New;margin:0'><B>By:</B></P>
</TD><TD colspan=2 valign=top style='width:244.85pt;padding-left:3.5pt;padding-right:3.5pt;border-bottom:0.75pt solid #000000'><P align=center style='font:11pt Courier New;margin:0'>/s/Hern&#225;n D. Flores G&#243;mez</P>
</TD></TR>
<TR><TD valign=top style=width:42.55pt;padding-left:3.5pt;padding-right:3.5pt><P style='font:11pt Courier New;margin:0'>Name:</P>
</TD><TD colspan=2 valign=top style=width:203.05pt;padding-left:3.5pt;padding-right:3.5pt><P style='font:11pt Courier New;margin:0'>Hern&#225;n Diego Flores G&#243;mez</P>
</TD></TR>
<TR><TD valign=top style=width:42.55pt;padding-left:3.5pt;padding-right:3.5pt><P style='font:11pt Courier New;margin:0;margin-right:-9.25pt'>Title:</P>
</TD><TD colspan=2 valign=top style=width:203.05pt;padding-left:3.5pt;padding-right:3.5pt><P style='font:11pt Courier New;margin:0'><B>Legal Affairs Vice President</B></P>
</TD></TR>
</TABLE>
<P style='font:11pt Arial;margin:0;margin-right:2.55pt'>&nbsp;</P>
<P style='font:11pt Arial;margin:0;margin-right:2.55pt'>&nbsp;</P>
<P style='font:11pt Arial;margin:0'>&nbsp;</P>
<P align=justify style='font:11pt Courier New;margin:0'>Date: December 11, 2025.</P>
<HR style='border:0;height:0;width:0;margin:14pt 0 0 0'></DIV>
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