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GAS TRANSPORTER OF THE SOUTH INC

For the period ended Dec 31, 2025. Filed Apr 22, 2026.

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About this filing

The yearly report of a company based outside the US. It covers much of what a 10-K does, and may follow accounting rules other than US ones.

FY2025 · Filed Apr 22, 2026

TGS$21.54-1.1%Stored close · as of Nov 6, 2026
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Contents

Code of Ethics

Item 16B.Code of Ethics

We have adopted a code of ethics (“Code of Ethics”), applicable to all employees, including our principal executive, accounting and financial officers, and all directors. We will provide our Code of Ethics to any person without charge. Our Code of Ethics is available both on our website at https://www.tgs.com.ar/investors/Corporate-governance and is part of our integrity program. The information on our website is not incorporated into this Annual Report.

Any waivers to the Code of Ethics for directors or executive officers requiring disclosure under the NYSE Standards will be disclosed on our website. For more information, see “Item 16G. Corporate Governance.”

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.