1E+WAll orders and regulations made, all directions, consents and notices given, and all building lines and improvement lines prescribed, with respect to a highway which becomes a trunk road, either by the former highway authority for the purposes of their functions with respect to that highway or by a council under any enactment to which section 265 of this Act applies, if they were in force immediately before the highway became a trunk road, have effect with respect thereto as if made, given or prescribed by the Minister; but nothing in this paragraph is to be taken as transferring to the Minister any liability not transferred to him by or under the said section 265.