The amount of an allowance account used to record impairments to financial assets due to credit losses. [Refer: Financial assets]

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The decrease in financial assets resulting from write-off. [Refer: Financial assets]

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Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table.

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The rate of expected credit losses, calculated as percentage of the gross carrying amount. Expected credit losses are the weighted average of credit losses with the respective risks of a default occurring as the weights.

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The amount of assets that are: (a) cash; (b) an equity instrument of another entity; (c) a contractual right: (i) to receive cash or another financial asset from another entity; or (ii) to exchange financial assets or financial liabilities with another entity under conditions that are potentially favourable to the entity; or (d) a contract that will, or may be, settled in the entity’s own equity instruments and is: (i) a non-derivative for which the entity is, or may be, obliged to receive a variable number of the entity’s own equity instruments; or (ii) a derivative that will, or may be, settled other than by the exchange of a fixed amount of cash or another financial asset for a fixed number of the entity’s own equity instruments. For this purpose the entity’s own equity instruments do not include puttable financial instruments classified as equity instruments in accordance with paragraphs 16A-16B of IAS 32, instruments that impose on the entity an obligation to deliver to another party a pro rata share of the net assets of the entity only on liquidation and are classified as equity instruments in accordance with paragraphs 16C-16D of IAS 32, or instruments that are contracts for the future receipt or delivery of the entity’s own equity instruments. [Refer: Financial instruments, class [member]; Financial liabilities]

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The amount of impairment loss or reversal of impairment loss recognised in profit or loss for loans and advances. [Refer: Impairment loss recognised in profit or loss; Reversal of impairment loss recognised in profit or loss]

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Loan impairment provisions (Details) - GBP (£) £ in Millions	6 Months Ended		12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Loan impairment provisions
Financial Assets	£ 702,601		£ 720,053
Off-Balance Sheet Exposures
Loan impairment provisions
ECL provisions	100		100
Other contingent liabilities
Loan impairment provisions
ECL (release)/charge	(3)	£ (3)
Other financial assets
Loan impairment provisions
Financial Assets	35,516		30,895
ECL (release)/charge	(5)	(2)
Loans - amortised cost and FVOCI
Loan impairment provisions
Financial Assets	385,252		377,153
ECL provisions	£ 3,557		£ 3,434
ECL provision coverage	0.92%		0.91%
Loans - FVOCI
Loan impairment provisions
ECL provisions	£ 4		£ 3
ECL (release)/charge	223		(54)
FVOCI
Loan impairment provisions
Financial Assets	18,176		16,973
FVOCI \| Other financial assets
Loan impairment provisions
Financial Assets	18,176		16,973
ECL (release)/charge	(1)	£ 0
Cash at central banks \| Assets within the scope of the ECL framework
Loan impairment provisions
Financial Assets	121,900		143,300
Debt securities \| Assets within the scope of the ECL framework
Loan impairment provisions
Financial Assets	34,700		29,900
Stage 1 \| Loans - amortised cost and FVOCI
Loan impairment provisions
Financial Assets	336,362		325,224
ECL provisions	£ 661		£ 632
ECL provision coverage	0.20%		0.19%
Stage 1 \| Loans - FVOCI
Loan impairment provisions
ECL (release)/charge	£ (209)		£ (342)
Stage 2 \| Loans - amortised cost and FVOCI
Loan impairment provisions
Financial Assets	43,440		46,833
ECL provisions	£ 991		£ 1,043
ECL provision coverage	2.28%		2.23%
Stage 2 \| Loans - FVOCI
Loan impairment provisions
ECL (release)/charge	£ 296		£ 205
Stage 3 \| Loans - amortised cost and FVOCI
Loan impairment provisions
Financial Assets	5,450		5,096
ECL provisions	£ 1,905		£ 1,759
ECL provision coverage	34.95%		34.52%
Amounts written off	£ 122		£ 215
Stage 3 \| Loans - amortised cost and FVOCI \| Individual
Loan impairment provisions
Financial Assets	1,247		1,121
ECL provisions	295		287
Amounts written off	22		58
Stage 3 \| Loans - amortised cost and FVOCI \| Collective
Loan impairment provisions
Financial Assets	4,203		3,975
ECL provisions	1,610		1,472
Amounts written off	100		157
Stage 3 \| Loans - FVOCI
Loan impairment provisions
ECL (release)/charge	136		83
Stage 3 \| Loans - FVOCI \| Individual
Loan impairment provisions
ECL (release)/charge	13		(1)
Stage 3 \| Loans - FVOCI \| Collective
Loan impairment provisions
ECL (release)/charge	£ 123		£ 84