Section 4. Powers of the State Government

4. (1) The State Government may for the purposes of all or any of the provisions of this Act, by notification declare-
(a) to be a shop, any premises which are not premises of a commercial establishment or of an establishment for public entertainment or amusement,
(b) to be a commercial establishment, any establishment which is not a shop or an establishment for public entertainment or amusement, and
(c) to be an establishment for public entertainment or amusement, any establishment which is not a shop or a commercial establishment.