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—

(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.

(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—

(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 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.

(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.