Domestic costs may also be used, but only to the extent that they are positively established not to be distorted, on the basis of accurate and appropriate evidence.
Féadfar costais intíre a úsáid freisin, ach ní fhéadfar iad a úsáid ach amháin sa mhéid go suitear go dearfach nach bhfuil siad saofa, ar bhonn fianaise chruinn agus iomchuí.