14If any person aggrieved by the scheme or order desires to question the validity thereof, or of any provision contained therein, on the grounds that it is not within the powers of this Act or on the ground that any requirement of this Act or of regulations made thereunder have not been complied with in relation thereto, he may, within six weeks from the date on which the notice required by the last foregoing paragraph is first published, make an application for the purpose to the High Court or the Court of Session, as the case may be.