v3.26.1
Provisions - Narrative (Details) - GBP (£)
£ in Millions
6 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Disclosure of other provisions [line items]    
Charge for the period £ 190  
Provisions 2,801 £ 2,888
Restructuring provision 180 170
Regulatory and legal provisions    
Disclosure of other provisions [line items]    
Charge for the period 39  
Provisions 2,188 2,276
Motor Commission review    
Disclosure of other provisions [line items]    
Provisions 1,950  
Dilapidations, rent reviews and other property related matters    
Disclosure of other provisions [line items]    
Provisions 93 119
Indemnities and other matters relating to legacy business disposals    
Disclosure of other provisions [line items]    
Provisions £ 43 £ 41