Publication of a Supplementary Prospectus
6 March 2026 The following Supplementary Prospectus has been approved by the Financial Conduct Authority and is available for viewing: The supplementary prospectus dated 6 March 2026 (the “Supplementary Prospectus”) supplements the prospectus dated 9 October 2025 as supplemented on 2 March 2026 (the “Prospectus”) relating to the €20,000,000,000 Global Secured Medium Term Note Programme, with Anglian Water Services Financing Plc as the issuer and Anglian Water Services Limited, Anglian Water Services Holdings Limited and Anglian Water Services UK Parent Co Limited as the