175.2.14. In applying section 175.2.13 in circumstances where a taxpayer has entered into a hedge in respect of a debt of the taxpayer that is at any time a weak currency debt, the amount paid or payable in the weak currency for a taxation year on account of interest on the debt, or paid in the weak currency for a taxation year on account of the debt’s principal, shall be decreased by the amount of any foreign exchange gain, or increased by the amount of any foreign exchange loss, on the hedge in respect of the amount so paid or payable.