(1)The Chief Controlling Revenue Authority may except where the matter is pending before an appellate authority under this Act, suo-motu, within a period of five years from the date of the order passed under this Act by the Deputy Commissioner or such other officer authorized by the State Government in this behalf, call for and examine the records relating to such order or proceedings taken under this Act by the Deputy Commissioner or the authorized officer, and if after such examination it has reason to believe that the order so made or proceedings so taken is erroneous or are not in accordance with the provisions of this Act or prejudicial to the interest of the revenue, it may after giving the parties interested an opportunity of being heard, pass an order in writing confirming, modifying or setting aside such order and direct the Deputy Commissioner or the authorized officer, as the case may be to collect the difference of duty, if any payable in accordance with the provisions of section 46:Provided that in appropriate cases, the Chief Controlling Revenue Authority may order stay of operation of the order under revision, pending hearing of the case.