(1) Section 255 of the Income Tax Act, 1967, is hereby amended by the insertion of the following paragraph after paragraph (b) of subsection (1):
"(bb) for the purposes of a trade which consists of the operation or management of an airport and which is an airport runway or an airport apron used solely or mainly by aircraft carrying passengers or cargo for hire or reward, or".
(2) Subsection (1) shall have effect in relation to capital expenditure incurred on or after the 24th day of April, 1992.