Publication of Programme Memorandum

15 January 2021

Publication of Programme Memorandum

Aster Treasury plc (the "Issuer") has today published the following Programme Memorandum (the "Programme Memorandum") comprising admission particulars pursuant to the International Securities Market Rulebook of the London Stock Exchange plc:

Aster Treasury plc£1,000,000,000 Guaranteed Secured Euro Medium Term Note Programme, 15th January 2021

To view the full document, please paste the following URL into the address bar of your browser.

http://www.rns-pdf.londonstockexchange.com/rns/9175L_1-2021-1-15.pdf

For further information, please contact:

Aster Treasury plcPaul Morgan, Director of TreasurySarsen Court

Horton Avenue

Cannings Hill

Devizes

Wiltshire

SN10 2AZ

Telephone: +44 (0)1202 308676

Email: [email protected]

DISCLAIMER ‑ INTENDED ADDRESSEES

Please note that the information contained in the Programme Memorandum and any applicable pricing supplement in respect thereof may be addressed to and/or targeted at persons who are residents of particular countries (specified in the Programme Memorandum and any applicable pricing supplement in respect thereof) 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 Programme Memorandum and any applicable pricing supplement in respect thereof is not addressed. Prior to relying on the information contained in the Programme Memorandum and any applicable pricing supplement in respect thereof you must ascertain from the Programme Memorandum and any applicable pricing supplement in respect thereof whether or not you are part of the intended addressees of the information contained therein.

Your right to access the Programme Memorandum and any applicable pricing supplement in respect thereof is conditional upon complying with the above requirement.