(1)Where the erection of any building or the execution of any work has been commenced or is being carried on (but has not been completed) without obtaining the permission of the Secretary or in contravention of any decision of the Council or any of the provisions of this Act or any rule or bye-law made thereunder or any lawful direction or requisition given or made under this Act, or the rules or bye-laws, the Secretary may, without prejudice to any other action that may be taken under this Act, by order require the person at whose instance the building or the work has been commenced or it being carried on, to stop the same forthwith.