Any reference in any provision of the Bihar Finance Act, 1981 (Bihar Act 5 of 1981), as it stood before its repeal by section 94, to an officer, authority or tribunal shall, for the purpose of carrying into effect the provisions contained in section 83, be construed as a reference to the corresponding officer, authority or tribunal appointed or constituted by or under this Act; and if any question arises as to who such corresponding officer, authority or tribunal is, the decision of the Commissioner thereon shall be final.