v3.25.4

Fair values of financial assets and liabilities - Schedule of Derivatives (Details) - GBP (£) £ in Millions | Dec. 31, 2025 | Dec. 31, 2024
--- | --- | ---
FINANCIAL INSTRUMENTS (Details) - Schedule of Derivatives [Line Items] |  |
Derivative financial instruments | £ 19,727 | £ 24,065
Derivative liabilities | (16,132) | (21,676)
Level 1 £m |  |
FINANCIAL INSTRUMENTS (Details) - Schedule of Derivatives [Line Items] |  |
Derivative financial instruments | 57 | 103
Derivative liabilities | (29) | (79)
Level 2 £m |  |
FINANCIAL INSTRUMENTS (Details) - Schedule of Derivatives [Line Items] |  |
Derivative financial instruments | 19,206 | 23,221
Derivative liabilities | (15,879) | (21,175)
Level 3 £m |  |
FINANCIAL INSTRUMENTS (Details) - Schedule of Derivatives [Line Items] |  |
Derivative financial instruments | 464 | 741
Derivative liabilities | £ (224) | £ (422)

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