147Classic cars: 15 years of age or moreU.K.
(1)This section applies in calculating the cash equivalent of the benefit of a car for a tax year if—
(a)the age of the car at the end of the year is 15 years or more,
(b)the market value of the car for the year is £15,000 or more, and
(c)that market value exceeds the amount carried forward from step 3 of section 121(1).
(2)For the amount carried forward from step 3 substitute the market value of the car for the tax year in question less any deductions under subsection (6).
(3)The market value of a car for a tax year is the price which the car might reasonably have been expected to fetch on a sale in the open market on—
(a)the last day of that year, or
(b)the last day in that year on which the car is available to the employee if that is earlier.
(4)It is assumed that any qualifying accessories available with the car on that day are included in the sale.
(5)Subsection (6) applies if the employee contributes a capital sum to expenditure on the provision of—
(a)the car, or
(b)any qualifying accessory which is taken into account in determining the market value of the car.
(6)A deduction is to be made from the market value of the car—
(a)for the tax year in which the contribution is made, and
(b)for all subsequent years in which the employee is chargeable to tax in respect of the car by virtue of section 120.
(7)The amount of the deduction allowed in any tax year is the lesser of—
(a)the total of the capital sums contributed by the employee in that year and any earlier years to expenditure on the provision of—
(i)the car, or
(ii)any qualifying accessory which is taken into account in determining the market value of the car for the tax year in question, and
(b)£5,000.