Santander Bank Polska S.A.

Earnings Release • Nov 28, 2025

Report Content Change in income tax rate for banks - estimate of the impact on thefinancial result of the BNP Paribas Bank Polska S.A. Capital Group forthe 4th quarter of 2025

current report no. 34/2025

date: 28 November 2025

The Management Board of BNP Paribas Bank Polska S.A. ("Bank") informsthat on 27 November 2025, the President of the Republic of Poland signedan act amending the act on corporate income tax and the act on tax oncertain financial institutions ("Act"). Pursuant to the adoptedprovisions of the Act, the corporate income tax rate for banks (with theexception of cooperative banks) instead of the current 19% will be 23%,however with the reservation that in 2026 it will be 30%, and in 2027 itwill be 26%.

The increase in income tax rates means a significant increase in the taxburden and a negative impact on the level of net profits of banks in thefuture.

Change in income tax rates resulting from the Act requires revaluationof deferred income tax assets and liabilities using appropriate futuretax rates ("Revaluation"). The Bank estimates the value of theRevaluation based on the data as at 30 September 2025 at approximatelyPLN 150 million.

The actual value of Revaluation, which will increase the net financialresult of the BNP Paribas Bank Polska S.A. Capital Group ("Group") forQ4 2025, through the "Income tax" position, will depend on the mannerand settlement deadlines of varying over time temporary differences,which constitute the basis for calculating deferred tax assets andliabilities as at 31 December 2025.

Information regarding the final impact of the revaluated value ofdeferred income tax assets and liabilities on the Group's net financialresult will be presented in the annual financial statements for 2025.

Legal basis

Article 17 (1) of the Market Abuse Regulation (MAR)