6U.K.Where—
(a)paragraph 5(2) above applies in the case of any relevant holding of a company, and
(b)for the purpose of bringing amounts into account for the purposes of this Chapter on the mark to market basis used for that period in pursuance of paragraph 4 above, an opening valuation of the holding falls to be made as at the beginning of that period,
the value of that asset at the beginning of that period shall be taken for the purpose of the opening valuation to be equal to whatever, in relation to a disposal immediately before the end of the previous accounting period, would have been taken to be the market value of the holding for the purposes of the Taxation of Chargeable Gains Act 1992.