Publication of a Supplementary Prospectus

Summary by AI ^BETAClose X

British Telecommunications PLC and BT Finance plc have published a Supplement to their €20,000,000,000 Euro Medium Term Note Programme, approved by the Financial Conduct Authority. This Supplement, dated 22 May 2026, incorporates BT Group plc's full-year results for the period ending 31 March 2026. The document is available for viewing and will be submitted to the National Storage Mechanism.

Disclaimer*

British Telecommunications PLC

22 May 2026

British Telecommunications public limited company

BT Finance plc

Publication of Supplement updating the Euro Medium Term Note Programme

The following Supplement has been approved by the Financial Conduct Authority and is available for viewing:

Supplement dated 22 May 2026 (the "Supplement") relating to the €20,000,000,000 Euro Medium Term Note Programme of British Telecommunications public limited company and BT Finance plc.

The Supplement incorporates by reference BT Group plc's results for the full year to 31 March 2026.

To view the Supplement in full, please click on the link below:

http://www.rns-pdf.londonstockexchange.com/rns/5110F_1-2026-5-22.pdf

A copy of the Supplement will be submitted to the National Storage Mechanism and will be available shortly for inspection at: https://data.fca.org.uk/#/nsm/nationalstoragemechanism.

For further information, please contact:

BT Group Investor Relations

Tel: 07377 120540

E-mail: ir@bt.com

DISCLAIMER - INTENDED ADDRESSEES

Please note that the information contained in the Supplement may be addressed to and/or targeted at persons who are residents of particular countries (specified in the Prospectus dated 4 August 2025) 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 Supplement is not addressed. Prior to relying on the information contained in the Prospectus you must ascertain from the Prospectus whether or not you are part of the intended addressees of the information contained in the Supplement.

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