5. Tax

	Group
	2006 £m	2005 £m	2004 £m
Current taxation:
Charge for the year	2,626	2,280	2,091
Over provision in respect of prior periods	(253)	(101)	(168)
Relief for overseas taxation	(147)	(171)	(212)
	2,226	2,008	1,711
Deferred taxation:
Charge for the year	396	477	333
Under/(over) provision in respect of prior periods	67	(107)	(49)
Tax charge for the year	2,689	2,378	1,995

The actual tax charge differs from the expected tax charge computed by applying the standard rate of UK corporation tax of 30% as follows:

	2006 £m	2005 £m	2004 £m
Expected tax charge	2,756	2,381	2,185
Interest on subordinated debt not allowable for tax	58	79	—
Non-deductible items	230	230	110
Non-taxable items	(251)	(166)	(128)
Taxable foreign exchange movements	5	(10)	(10)
Foreign profits taxed at other rates	63	77	49
Unutilised losses brought forward and carried forward	14	(5)	6
Adjustments in respect of prior periods	(186)	(208)	(217)
Actual tax charge for the year	2,689	2,378	1,995