Section 18. Revision.

Where no appeal has been filed within the period provided for it against any decision, order or award of the Collector, the State Government may, within a period not exceeding one year from the date of such decision, order or award- (a) call for the record of any inquiry or proceedings of the Collector for the purpose of satisfying itself as to the legality or propriety of any decision, order or award passed by, and as to the regularity of the proceedings of, such Collector, as the case may be, and (b) pass such order thereon as it deems fit: Provided that, no decision, order or award of the Collector shall be modified, annuled or reversed unless opportunity has been given to the interested parties to appear and be heared.