Part 2

Plant and machinery allowances
Chapter 5

Allowances and charges

Annual investment allowance

Special provision for short chargeable periods
51L
1
This section applies where—
a
more than one chargeable period of a company ends in a financial year, or
b
more than one chargeable period for a qualifying activity ends in a tax year.
2
Whether section 51C, 51D or 51E applies in relation to the company, or section 51H applies in relation to the qualifying activity, is to be determined in relation to each chargeable period ending in that year as if it were the only chargeable period ending in that year.
3
AIA qualifying expenditure incurred in a chargeable period in relation to which the section in question does not apply is not relevant AIA qualifying expenditure for the purposes of that section.
Pt. 2 modified (24.2.2003) by Proceeds of Crime Act 2002 (c. 29), s. 458(1), Sch. 10 para. 12 (with Sch. 10 para. 17(1)); S.I. 2003/120, art. 2, Sch. (with arts. 3 4) (as amended (20.2.2003) by S.I. 2003/333, art. 14)
S. 45H(2) modified (with effect in accordance with s. 167 of the amending Act) by Finance Act 2003 (c. 14) , Sch. 30 para. 7
Pt. 2 restricted (5.10.2004) by Energy Act 2004 (c. 20) , s. 198(2) , Sch. 4 para. 4 ; S.I. 2004/2575 , art. 2(1) , Sch. 1
Pt. 2 modified (5.10.2004) by Energy Act 2004 (c. 20) , s. 198(2) , Sch. 9 paras. 9(2), 21(2) (with s. 38(2)); S.I. 2004/2575, art. 2(1) , Sch. 1
Pt. 2 restricted (5.10.2004) by Energy Act 2004 (c. 20) , s. 198(2) , Sch. 9 para. 10 (with s. 38(2) ); S.I. 2004/2575 , art. 2(1) , Sch. 1
Pt. 2 modified (5.10.2004) by Energy Act 2004 (c. 20) , s. 198(2) , Sch. 9 para. 21(2) (with s. 38(2) ); S.I. 2004/2575 , art. 2(1) , Sch. 1
Pt. 2 restricted (5.10.2004) by Energy Act 2004 (c. 20) , s. 198(2) , Sch. 9 paras. 10, 22 (with s. 38(2) ); S.I. 2004/2575 , art. 2(1) , Sch. 1
Ss. 51A-51N and cross-heading inserted (with effect in accordance with Sch. 24 para. 23 to the amending Act) by Finance Act 2008 (c. 9), Sch. 24 para. 3
Pt. 2 modified (22.7.2008) by Crossrail Act 2008 (c. 18), Sch. 13 para. 19
Pt. 2 modified (22.7.2008) by Crossrail Act 2008 (c. 18), Sch. 13 para. 35
Pt. 2 modified (22.7.2008) by Crossrail Act 2008 (c. 18), Sch. 13 paras. 36, 37
Pt. 2 modified (21.7.2009) by Finance Act 2009 (c. 10), s. 24
Pt. 2 modified (17.7.2013) by Finance Act 2013 (c. 29), s. 73(7)-(11) (with s. 73(6))
Pt. 2 modified (10.6.2021) by Finance Act 2021 (c. 26), s. 9(1)(a)
Pt. 2 modified (11.7.2023) by Finance (No. 2) Act 2023 (c. 30), s. 7