24(1)Subject to the following provisions of this paragraph, interest is eligible for relief under section 75 of the [1972 c. 41.] Finance Act 1972 if it is interest on a loan in respect of which the following conditions are satisfied—
(a)that the loan was made as part of a scheme under which not less than nine-tenths of the proceeds of the loan were applied to the purchase by the person to whom it was made of an annuity ending with his life or with the life of the survivor of two or more persons (in this paragraph referred to as " the annuitants ") who include the person to whom the loan was made ;
(b)that at the time the loan was made the person to whom it was made or each of the annuitants had attained the age of sixty-five years ;
(c)that the loan was secured on land in the United Kingdom or the Republic of Ireland and the person to whom it was made or one of the annuitants owns an estate or interest in that land ; and
(d)that, if the loan was made after 26th March 1974, the person to whom it was made or each of the annuitants uses the land on which it was secured as his only or main residence at the time the interest is paid.
(2)Interest is not eligible for relief by virtue of this paragraph unless it is payable by the person to whom the loan was made or by one of the annuitants.
(3)If the loan was made after 26th March 1974, interest on it is eligible for relief by virtue of this paragraph only to the extent that the amount on which it is payable does not exceed £25,000 ; and if the interest is payable by two or more persons the interest payable by each of them is so eligible only to the extent that the amount on which it is payable does not exceed such amount as bears to £25,000 the same proportion as the interest payable by him bears to the interest payable by both or all of them.