Section 321 | Supplement in respect of a post-commencement period

(1)A qualifying company which incurs a ring fence loss (see section 323) in any post-commencement period may claim supplement under this section (“post-commencement supplement”) in respect of—

(a)that period, or

(b)any subsequent accounting period in which it carries on its ring fence trade.

(2)Any post-commencement supplement allowed on a claim in respect of a post-commencement period beginning before 1 April 2017 is to be treated for the purposes of the Corporation Tax Acts (other than the post-commencement supplement provisions or Part 4 of Schedule 19B to ICTA) as if it were a loss—^F1

(a)which is incurred in carrying on the ring fence trade in that period, and

(b)which falls in whole to be used under section 45 (carry forward of pre-1 April 2017 trade loss against subsequent trade profits) to reduce trading income from the ring fence trade in succeeding accounting periods.^F2

(2A)Any post-commencement supplement allowed on a claim in respect of a post-commencement period beginning on or after 1 April 2017 is to be treated for the purposes of the Corporation Tax Acts (other than the post-commencement supplement provisions or Part 4 of Schedule 19B to ICTA) as if it were a loss—^F3

(a)which is incurred in carrying on the ring fence trade in that period, and^F3

(b)which falls in whole to be used under section 45B (carry forward of post-1 April 2017 trade loss against subsequent trade profits) to reduce trading income from the ring fence trade in succeeding accounting periods.^F3

(3)Paragraph 74 of Schedule 18 to FA 1998 (company tax returns etc: time limit for claims for group relief) applies in relation to a claim for post-commencement supplement as it applies in relation to a claim for group relief.

(4)In this Chapter “the post-commencement supplement provisions” means this section and sections 322 to 329.