Where a chargeable transfer is or includes a disposal of an asset and on the disposal a gain accrues to the transferor for the purposes of the 1992 Act, then if—
the amount of the tax so borne shall be treated as reducing the value transfered by the chargeable transfer.
Subsection (1) above shall not apply where the chargeable transfer is made under Part III of this Act and the gain accrues to the trustees of the settlement; but if in such a case any capital gains tax chargeable on the gain is borne by a person who becomes absolutely entitled to the settled property concerned, the amount of the tax so borne shall be treated as reducing the value transferred by the chargeable transfer.
In any case where—
the payment by the close relative shall be treated for the purposes of this Act as made in satisfaction of a liability of his.