Attribution of gains to beneficiaries: existing Schedule 4C pools
154(1)If all of a capital payment ceases (in the tax year 2008-09 or any subsequent tax year) to be available, the amount of the capital payment is reduced to nil.
(2)If part of a capital payment ceases (in the tax year 2008-09 or any subsequent tax year) to be available, the amount of the capital payment is reduced by the amount of that part.
(3)A capital payment “ceases to be available” in a tax year if and to the extent that, by reason of the capital payment, chargeable gains are treated under paragraph 8 of Schedule 4C to TCGA 1992 (as it has effect in relation to existing Schedule 4C pools) as accruing in that year to the recipient.
(4)If—
(a)chargeable gains are treated under paragraph 8 of Schedule 4C to TCGA 1992 (as it has effect in relation to existing Schedule 4C pools) as accruing in a tax year,
(b)more than one capital payment that the beneficiary has received is taken into account for the purposes of determining the amount of chargeable gains treated as accruing to the beneficiary, and
(c)the amount of the chargeable gains is less than the total amount of capital payments taken into account,
sub-paragraph (3) applies in relation to earlier capital payments before later ones.