(1) Section 291A of the Principal Act is amended -

(a) in subsection (5), by inserting the following paragraph after paragraph (b):

"(c) Where the trade of a company consists wholly of the carrying on of relevant activities (within the meaning of paragraph (a)), then the trade shall, for the purposes of subsection (6), be treated as a relevant trade.",

and

(b) in subsection (6)(a), by substituting "exceed 80 per cent of" for "exceed".

(2)

(a) Subsection (1)(a) is deemed to have applied in respect of capital expenditure incurred by a company on or after 8 May 2009.

(b) Subsection (1)(b) applies to capital expenditure incurred by a company on or after 11 October 2017.