5(1)This paragraph applies where allowances are made in respect of a contribution to capital expenditure by virtue of section 85 of the 1968 Act as applied by paragraph 15(6) of Schedule 8 to the [1971 c. 68.] Finance Act 1971.
(2)Where this paragraph applies in relation to a contribution made for the purposes of a trade carried on or to be carried on by the contributor, it shall be assumed for the purposes of section 44 of the Finance Act 1971—
(a)that the contribution was made for the purposes of a trade carried on by the contributor separately from any trade actually carried on by him, and
(b)that the separate trade is discontinued or transferred (in whole or in part) when the trade actually carried on is discontinued or transferred (in whole or in part);
and any allowance or charge which would on those assumptions fall to be made for any chargeable period in the case of the separate trade shall be made for that period in the case of the trade for the purposes of which the contribution was actually made.
(3)References in sub-paragraph (2) above to a trade shall be construed as including references to a profession or vocation.
(4)This paragraph shall have effect in relation to contributions made on or after the day on which this Act is passed.