(a) the expenditure is incurred in a chargeable period to which this Act applies, and

(b) the person owns the plant or machinery at some time during that chargeable period.

section 205 (reduction of first-year allowance if plant or machinery provided partly for purposes other than those of qualifying activity),

section 210 (reduction of first-year allowance if it appears that a partial depreciation subsidy is or will be payable), and

sections 217, 223 and 241 (anti-avoidance: no first-year allowance in certain cases).
 

section 74 (car above the cost threshold);

section 86 (short-life asset);

section 127 (ship);

section 206 (plant or machinery provided or used partly for purposes other than those of qualifying activity);

section 211 (payment of partial depreciation subsidy);

section 538 (contribution allowances: plant and machinery).
 

section 101 (long-life assets);

section 107 (overseas leasing).
 

(a) the available qualifying expenditure in that pool for that period ("AQE"), and

(b) the total of any disposal receipts to be brought into account in that pool for that period ("TDR").

(a) section 102 (long-life asset expenditure: 6%), and

(b) section 109 (overseas leasing: 10%).

(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.

section 26(3) (net costs of demolition);

section 86(2) or 87(2) (allocation of expenditure in short-life asset pool);

section 111(3) (overseas leasing: standard recovery mechanism);

section 129(1), 132(2), 133(3) or 137 (provisions relating to operation of single ship pool and deferment of balancing charges in respect of ships);

section 165(3) (abandonment expenditure incurred after cessation of ring fence trade);

section 206(3) (plant or machinery used partly for purposes other than those of the qualifying activity);

section 211(4) (partial depreciation subsidy paid).
 

section 8(4) or 9(1) (rules against double relief);

section 166(2) (transfers of interests in oil fields: anti-avoidance);

section 185(2), 186(2) or 187(2) (restrictions where other claims made in respect of fixture);

section 218(1), 224(1), 228(2), 242(2), or 243(2) (general anti-avoidance provisions).
 

(a) subject to subsection (6), none of that amount is to be allocated to a pool for the chargeable period in which the expenditure is incurred, and

(b) the amount that may be allocated to a pool for any chargeable period is limited to the balance left after deducting the first-year allowance.

(a) a first-year allowance is made in respect of an amount of first-year qualifying expenditure,

(b) a disposal event occurs in respect of the plant or machinery in any chargeable period, and

(c) none of the balance left after deducting the first-year allowance has been allocated to a pool for an earlier chargeable period,

(a) the excess less the writing-down allowance made for the period, or

(b) if no writing-down allowance is claimed for the period, the excess.

(a) sections 61, 62 and 63 (disposal events, disposal values and the general limit on the amount of a disposal value),

(b) any of the provisions of this Part listed in section 66, or

(c) paragraph 11 of Schedule 12 to FA 1997 (finance lease or loan: receipt of major lump sum) or any other enactment,

(a) qualifying expenditure has been allocated to a pool, and

(b) more than one disposal event occurs in respect of the plant or machinery,

section 72 (computer software),

sections 140 and 143 (attribution of deferred balancing charge), or

section 238(2) (additional VAT rebates).
 

(a) the person ceases to own the plant or machinery;

(b) the person loses possession of the plant or machinery in circumstances where it is reasonable to assume that the loss is permanent;

(c) the plant or machinery has been in use for mineral exploration and access and the person abandons it at the site where it was in use for that purpose;

(d) the plant or machinery ceases to exist as such (as a result of destruction, dismantling or otherwise);

(e) the plant or machinery begins to be used wholly or partly for purposes other than those of the qualifying activity;

(f) the qualifying activity is permanently discontinued.

(a) the buyer's expenditure on the acquisition of the plant or machinery cannot be qualifying expenditure under this Part or Part 6 (research and development allowances), or

(b) the buyer is a dual resident investing company which is connected with the seller.

(a) to a charity within the meaning of section 506 of ICTA (charities: qualifying and non-qualifying expenditure),

(b) to a body listed in section 507(1) of ICTA (various heritage bodies and museums), or

(c) for the purposes of a designated educational establishment within the meaning of section 84 of ICTA (gifts to educational establishments),

(a) a trade,

(b) an ordinary Schedule A business,

(c) a furnished holiday lettings business,

(d) an overseas property business, or

(e) a profession or vocation.

(a) a person ("C") has incurred qualifying expenditure on plant or machinery,

(b) C acquired the plant or machinery as a result of a transaction which was, or a series of transactions each of which was, between connected persons,

(c) any connected person (apart from C) who was a party to the transaction, or one of the series of transactions, is or has been required to bring a disposal value into account as a result of the transaction,

(d) a disposal event ("the relevant disposal event") occurs in respect of the plant or machinery at a time when it is owned by C, and

(e) none of C's qualifying expenditure is or has been taken into account in a claim in determining C's available qualifying expenditure for the chargeable period in which the relevant disposal event occurs or any previous chargeable period.

(a) subsection (1) does not apply in relation to the relevant disposal event, and

(b) C's qualifying expenditure is to be treated as allocated to the appropriate pool for the chargeable period in which the relevant disposal event occurs.

(a) "qualifying expenditure" means, if a first-year allowance has been made to C, the amount (including a nil amount) remaining after deducting the allowance, and

(b) "the appropriate pool" means whichever pool is applicable in relation to C under the provisions of this Part.

(a) in a tax return;

(b) by giving notice of an amendment of a tax return;

(c) in any other claim under this Part.

(a) the main pool, or

(b) a long-life asset pool,

sections 77(1) and 206(4) (no final chargeable period merely because plant or machinery begins to be used partly for purposes other than those of qualifying activity);

sections 86(2) and 87(2) (ending of short-life asset pool at four-year cut-off without final chargeable period);

section 132(2) (no final chargeable period for single ship pool).