1U.K.The repeals in section 68 of the Capital Allowances Act 1968 and section 39 of the Finance Act 1978 have effect with respect to capital expenditure incurred on or after 1st April 1986, other than expenditure which—
(a)consists of the payment of sums under a contract entered into on or before 13th March 1984 by the person incurring the expenditure; and
(b)is incurred before 1st April 1987.