65WK.L Regulatory News (65WK)

SANTANDER UK PLC

(a public company incorporated with limited liability in England and Wales

with registered number 02294747)

(the "Issuer")

€2,000,000,000 Series 3 Covered Bonds due 2021 (ISIN XS0250729109)

issued under the €35,000,000,000 global covered bond programme (the "Programme") of the Issuer

(the "Covered Bonds")

AMENDMENT TO FINAL TERMS

NOTICE IS HEREBY GIVEN TO HOLDERS OF THE COVERED BONDS THAT the following modification has been made to the Final Terms of the Covered Bonds and has been effected by the execution of a Supplemental Trust Deed dated 14 April 2020 (the Amendment Document):

Prior to entry into the Amendment Document, the Specified Denomination of the Covered Bonds was €50,000. Following entry into the Amendment Document, the Specified Denomination of the Covered Bonds is €100,000 and integral multiples of €50,000 in excess thereof.

Capitalised terms used but not defined herein shall have the meanings given to them in the Amended and Restated Master Definitions and Construction Agreement relating to the Programme dated 18 April 2019 and the Amendment Document.

A copy of the Amendment Document will be made available for Covered Bondholders in due course on the following website:

https://www.santander.co.uk/about-santander/investor-relations/santander-uk-covered-bonds

For further information, please contact:

Medium Term FundingSantander UK plc2 Triton SquareRegent's PlaceLondon NW1 3AN

Tel: +44 (0) 20 7756 7100

Email: MTF@santander.co.uk

This notice does not constitute or form part of any offer to sell or the solicitation of an offer to subscribe for or otherwise acquire any securities.