Sch FIRST Pt III para 2
If any person aggrieved by a compulsory purchase order desires to question the validity thereof, or of any provision contained therein, on the ground that it is not within the powers of this Act or that any requirement of this Act or of any order or regulation made thereunder has not been complied with in relation to the order, he may within six weeks after the date on which notice of its confirmation is published in accordance with the provisions of the preceding paragraph make an application for the purpose to the High Court, and upon any such application the Court— (a) may by interim order suspend the operation of the order or of any provision contained therein, either generally or in so far as it affects any property of the applicant, until the final determination of the proceedings ; and (b) if satisfied that the order or any provision contained therein is not within the powers of this Act or that the interests of the applicant have been substantially prejudiced by any requirement of this Act or of any order or regulation made thereunder not having been complied with, may quash the order or any provision contained therein, either generally or in so far as it affects any property of the applicant.