Section 57 | Available qualifying expenditure

(1)The general rule is that a person’s available qualifying expenditure in a pool for a chargeable period consists of—

(a)any qualifying expenditure allocated to the pool for that period in accordance with section 58, and

(b)any unrelieved qualifying expenditure carried forward in the pool from the previous chargeable period under section 59.

(2)A person’s available qualifying expenditure in a pool for a chargeable period also includes any amount allocated to the pool for that period under—^F1F2

(3)A person’s available qualifying expenditure does not include any expenditure excluded by—^F3F4F5F6F7F8

(4)Subsection (1) is also subject to section 220 (allocation to chargeable periods of expenditure incurred on plant or machinery for leasing under finance lease).