Fourteenth Consent Requests and STID Proposal

Thames Water Utilities Limited ("TWUL") and Thames Water Super Senior Issuer plc (the "Super Senior Issuer") have today launched parallel consent and waiver requests in relation to certain intragroup arrangements in respect of group relief (the "14th Consent Requests and STID Proposal").
The relevant waivers and requests include amendment and waivers in respect of TWUL's financing documents.
The 14th Consent Requests and STID Proposal have a voting date of 25 September 2026. Voting may close earlier if the requisite majority of creditors vote in favour of the 14th Consent Requests and STID Proposal before the voting date.
Access to Documents
The 14th Consent Requests and STID Proposal are available through TWUL's investor relations website at https://www.thameswater.co.uk/about-us/investors/liquidity-extension-update.
STAKEHOLDERS ARE ENCOURAGED TO REVIEW THE CONSENT REQUESTS IN DETAIL THEMSELVES (COPIES OF WHICH ARE AVAILABLE AT HTTPS://WWW.THAMESWATER.CO.UK/ABOUT-US/INVESTORS/LIQUIDITY-EXTENSION-UPDATE) AND SEEK THEIR OWN LEGAL AND FINANCIAL ADVICE[1] SHOULD THEY HAVE ANY QUERIES IN RELATION TO THEIR CONTENTS.