United Utilities Group PLC - LEI: 2138002IEYQAOC88ZJ59
United Utilities Water Finance PLC - LEI: 213800313INX42GDLR44
United Utilities Water Limited - LEI: 213800RQ5FMB2GQ69174

Admission to Trading

United Utilities Water Finance PLC (the "Issuer") announces that the following transferable securities have been admitted to trading on 10 April 2026 on the London Stock Exchange's Main Market:

The Issuer's EUR 150,000,000 3.500 per cent. Fixed Rate Notes due 2033, to be consolidated and form a single series with the EUR 650,000,000 3.500 per cent. Fixed Rate Notes due 2033 issued on 27 February 2025, unconditionally and irrevocably guaranteed by United Utilities Water Limited (the "Guarantor"), under the United Utilities PLC and the Issuer's multi-issuer GBP 12,000,000,000 Euro Medium Term Note Programme (the "Notes").

Full information on the Issuer, the Guarantor and the offer of the Notes is available on the basis of the offering circular dated 14 November 2025, as supplemented on 27 March 2026 (the "Offering Circular"), read together with the final terms published by the Issuer on 9 April 2026 (the "Final Terms").

The Offering Circular and the Final Terms have been published on the website of the London Stock Exchange through a regulatory information service (http://www.londonstockexchange.com/exchange/news/market-news/market-news-home.html). The Offering Circular and the Final Terms will be available on the website of the Issuer at: https://www.unitedutilities.com/corporate/investors/credit-investors/

A copy of each of the Offering Circular and the Final Terms have also 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 Brendan Murphy, Treasurer, United Utilities Group PLC, on +44 (0) 7717 099 887.

United Utilities Group PLC's ordinary shares trade on the London Stock Exchange and its ADRs, each equal to two ordinary shares, trade over the counter under the Trading Symbol 'UUGRY'.

DISCLAIMER - INTENDED ADDRESSEES

Please note that the information contained in the Final Terms and the Offering Circular may be addressed to and/or targeted at persons who are residents of particular countries (specified in the Offering Circular) 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 Offering Circular is not addressed. Prior to relying on the information contained in the Final Terms and the Offering Circular you must ascertain from the Final Terms and the Offering Circular whether or not you are part of the intended addressees of the information contained therein.

In particular, these publications do not constitute an offer of securities, including the guarantee thereof, for sale in the United States. These publications are not for distribution in the United States. The securities described herein have not been, and will not be, registered under the U.S. Securities Act of 1933, as amended (the "Securities Act"), or under any relevant securities laws of any state of the United States of America and are subject to U.S. tax law requirements. Subject to certain exceptions, the securities may not be offered or sold within the United States or to, or for the account or benefit of, U.S. persons or to persons within the United States of America, as such terms are defined in Regulation S under the Securities Act. There will be no public offering of the securities in the United States.

Your right to access this service is conditional upon complying with the above requirement. In particular, your accessing this service will constitute your representation that you are not in the United States and you are not a U.S. person within the meaning of Regulation S under the Securities Act and the U.S. Internal Revenue Code and regulations thereunder.