Notwithstanding Article 31(1)(c), where a financial instrument is valued in accordance with Article 42b, a change in the value shall be included in the profit and loss account. However, such a change shall be included directly in equity, in a fair value reserve, where:
(a) the instrument accounted for is a hedging instrument under a system of hedge accounting that allows some or all of the change in value not to be shown in the profit and loss account ...
