SOUTHERN GAS NETWORKS PLC (the "Issuer")

(LEGAL IDENTIFIER NUMBER: 549300SPX8573VZ2SK79)

Publication of Final Terms

The following Final Terms are available for viewing:

Final Terms for Southern Gas Networks plc  €500,000,000 3.500 per cent. Notes due October 2030, (the "Notes") issued under its £5,000,000,000 Euro Medium Term Note Programme.  

The Final Terms contain the final terms of the Notes and must be read in conjunction with the prospectus dated 3 October 2024 (the "Prospectus"), which constitutes a base prospectus for the purposes of Regulation (EU) 2017/1129 as it forms part of the United Kingdom domestic law by virtue of the European Union (Withdrawal) Act 2019.

To view the Final Terms, please paste the following URL into the address bar of your browser.

http://www.rns-pdf.londonstockexchange.com/rns/4600I_1-2024-10-16.pdf

A copy of the Final Terms and a copy of the Prospectus to which they relate have been submitted to the National Storage Mechanism and will shortly be available for inspection at https://data.fca.org.uk/#/nsm/nationalstoragemechanism.

For further information, please contact:

Nilesh Patel

Treasurer

St Lawrence House

Station Approach

Horley, Surrey

RH6 9HJ

+44 (0) 7779 387 828

[email protected]

DISCLAIMER - INTENDED ADDRESSEES

Please note that the information contained in the Final Terms (when read together with the information in the Prospectus) may be addressed to and/or targeted at persons who are residents of particular countries (specified in the Prospectus) only and is not intended for use and should not be relied upon by any person outside these countries and/or to whom the offer contained in the Final Terms (when read together with the information in the Prospectus) is not addressed. The Final Terms (when read together with the information in the Prospectus) are not intended for use in the United States and are not addressed or targeted at U.S. persons and should not be relied upon by any U.S. person. Prior to relying on the information contained in the Final Terms (when read together with the information in the Prospectus), you must ascertain from the Prospectus whether or not you are one of the intended addressees of the information contained therein.

Your right to access this service is conditional upon complying with the above requirement.