4. (1) No premises shall, after the commencement of this Act, be used as a jute-mill unless such premises have been registered by the occupier of the jute-mill and every such registration shall be renewed annually, by the occupier of such jute-mill. ¹[* * *] (2) An application for registration or renewal thereof under this section shall be made in such form and to such authority as may be prescribed, and the prescribed authority shall, in the prescribed manner and form, maintain a record of every registration and renewal thereof. (3) The registration of any jute-mill may, with the previous sanction of the Government, be cancelled by the registering authority if the premises registered have ceased to be used as a jute-mill.