Sant Uk.10te% Regulatory News (SAN)

Santander UK plc

2017 Annual Report

Santander UK plc has today submitted the 2017 Annual Report to the National Storage Mechanism.

The document will shortly be available for inspection at www.hemscott.com/nsm.do.

A copy of the document is also available within the Investor Relations section of the group's website www.aboutsantander.co.uk.

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For further details, please contact:

Additional information about Santander UK and Banco Santander

Banco Santander (SAN SM, STD US, BNC LN) is a leading retail and commercial bank, based in Spain, with a meaningful market share in 10 core countries in Europe and the Americas. Banco Santander is among the world's top banks by market capitalisation. Founded in 1857, Banco Santander has 133 million customers, 13,697 branches and 202,000 employees at the close of December 2017. In 2017,Banco Santander made attributable profit of EUR 6,619 million.

Santander UK is a financial services provider in the UK that offers a wide range of personal and commercial financial products and services. At 31 December 2017, the bank serves around 14 million active customers with c19,500 employees and operates through 806 branches (which includes 61 university branches) and 64 regional Corporate Business Centres. Santander UK is subject to the full supervision of the Financial Conduct Authority (FCA) and the Prudential Regulation Authority (PRA) in the UK. Santander UK plc customers are protected by the Financial Services Compensation Scheme (FSCS) in the UK.

Banco Santander has a standard listing of its ordinary shares on the London Stock Exchange and Santander UK Group Holdings plc and Santander UK plc have preference shares listed on the London Stock Exchange.

Nothing in this announcement constitutes or should be construed as constituting a profit forecast.

Further information about Santander UK is available at our website: www.aboutsantander.co.uk