2(1)The taxes affected by this Part are—U.K.
(a)income tax,
(b)capital gains tax,
(c)inheritance tax, and
(d)VAT.
(2)Accordingly, this Part affects—
(a)amounts of income on which income tax is charged,
(b)chargeable gains,
(c)the value of property forming part of the value transferred by a chargeable transfer, and
(d)the value of supplies on which VAT is charged.
(3)An amount falling within one (or more) of those descriptions is referred to as a “taxable amount” and, in relation to such an amount, “tax” means whichever of the taxes mentioned in sub-paragraph (1) is (or are) charged on it.