In section 33AC of the Income-tax Act, with effect from the 1st day of April, 1993, -
(a) in sub-section (1), after the words "an assessee, being", the words "a Government company or" shall be inserted;
(b) in the Explanation, after clause (a), the following clause shall be inserted, namely :-
'(aa) "Government company" shall have the meaning assigned to it in section 617 of the Companies Act, 1956 (1 of 1956);'.