237Instruments of alterable character
(1)A scheme is a deduction scheme if one of the parties to the scheme is party to an instrument within subsection (2).
(2)An instrument is within this subsection if under the law of a particular territory any party to the instrument may alter its tax characteristics.
(3)The reference to altering an instrument’s tax characteristics is to making an alteration which, under the law of a particular territory, has the effect of determining, for the tax purposes of that territory, whether the instrument is taken into account as giving rise—
(a)to income,
(b)to capital, or
(c)to neither.
(4)An instrument is taken into account as giving rise to capital if any gain on the disposal of the instrument—
(a)would be a chargeable gain, or
(b)would be such a gain if the person making the disposal were UK resident.