Santander Bank Polska S.A.

Capital/Financing Update • Dec 21, 2023

21-12-2023

Re. PFSA's decision imposing on Santander Bank PolskaS.A. the amount of an additional capital requirement for the Bank'sGroup.

Current report no. 48/2023

The Management Board of Santander Bank Polska S.A.(_quot;Bank_quot;) hereby reports that on 21 December 2023 it received thedecision of the Polish Financial Supervision Authority (_quot;PFSA_quot;)concerning imposing on the Bank the amount of an additional capitalrequirement over the amount calculated in accordance with detailed rulesdefined in Regulation (EU) No 575/2013 as amended (_quot;Regulation_quot;) for theBank' Group.

The PFSA imposed the additional capital requirementcovering the risk of the foreign currency mortgage loans for households,at Bank's Group level at amount 0.013 p.p., for the amount calculated inaccordance with article 92 item 1 letter c of the Regulation, whichshould be covered at least in 75% by Tier I funds (equivalent to ownfunds requirement of 0.010 p.p. over the amount calculated in accordancewith article 92 item 1 letter b of the Regulation) and at least in56.25% of the common equity Tier I capital (equivalent to own fundsrequirement of 0.007 p.p. over the amount calculated in accordance withart. 92 clause 1 letter a of the Regulation no. 575/2013).

Legal basis: art. 17 of (1) MAR - inside information