RNS ANNOUNCEMENT

PERMANENT MASTER ISSUER PLC

Legal entity identifier (LEI): 213800MVYG7MLQM2LF25

£750,000,000 SERIES 1 CLASS A1 REG S ASSET BACKED FLOATING RATE NOTES DUE JULY 2073 (ISIN: XS3386694700)

15 July 2026

Publication of Final Terms

The following Final Terms (as defined below) under the residential mortgage-backed note issuance programme of Permanent Master Issuer PLC (the Master Issuer), are available for viewing:

Final Terms dated 14 July 2026 in relation to the Series 2026-1 Notes (the Final Terms).

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

http://www.rns-pdf.londonstockexchange.com/rns/4865M_1-2026-7-15.pdf

The Final Terms will be 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:

Permanent Master Issuer PLC
5 Churchill Place, 10^th Floor

London
E14 5HU

Telephone: +44 (0)20 3855 0285

DISCLAIMER - INTENDED ADDRESSEES

Please note that the information contained in the Base Prospectus dated 25 September 2025 (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 Prospectus 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 therein.

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