Part 2 Plant and machinery allowances
Chapter 5 Allowances and charges
Writing-down and balancing allowances and balancing charges
56 Amount of allowances and charges
(1)
The amount of the writing-down allowance to which a person is entitled for a chargeable period is F118% of the amount by which AQE exceeds TDR.
F2(1A)
But in relation to qualifying expenditure incurred wholly for the purposes of a ring fence trade in respect of which tax is chargeable under F3section 330(1) of CTA 2010 (supplementary charge in respect of ring fence trades), the amount of the writing-down allowance to which a person is entitled for a chargeable period is 25% of the amount by which AQE exceeds TDR.
(2)
F4Subsections (1) and (1A) are subject to—
F5(za)
section 56A (small main pools and special rate pools),
(b)
section 109 (overseas leasing: 10%).
(3)
If the chargeable period is more or less than a year, the amount is proportionately increased or reduced.
(4)
If the qualifying activity has been carried on for part only of the chargeable period, the amount is proportionately reduced.
(5)
A person claiming a writing-down allowance may require the allowance to be reduced to a specified amount.
(6)
The amount of the balancing charge to which a person is liable for a chargeable period is the amount by which TDR exceeds AQE.
(7)
The amount of the balancing allowance to which a person is entitled for the final chargeable period is the amount by which AQE exceeds TDR.