12(1)This paragraph and paragraphs 13 to 17 modify the effect of the change of basis provisions in relation to periods of account of a lessee beginning on or after 1 January 2019 if the lease is one—
(a)in respect of which, under generally accepted accounting practice, a right-of-use asset falls (or would fall) to be recognised for accounting purposes in the accounts of the lessee for any period of account (whether beginning before or on or after that date), and
(b)which would not fall to be treated in those accounts as a finance lease if the lessee were required under generally accepted accounting practice to determine whether the lease would fall to be treated in those accounts as a finance lease.
(2)In this Part of this Schedule, “the change of basis provisions” means—
(a)Chapter 17 of Part 2 and Chapter 7 of Part 3 of ITTOIA 2005 (adjustment income), and
(b)Chapter 14 of Part 3 and sections 261 and 262 of CTA 2009 (adjustment on change of basis).