Before any fuel oil burners, tanks and other equipment pertaining thereto shall be installed within such city, the owner of such premises or his agent, shall obtain from the permit department of the department of buildings and safety engineering, a permit for the installation of such fuel oil burners and equipment and for the storage and use of fuel oil for the operation thereof. Upon issuing such permit the said department shall issue therewith a temporary tag to be attached to the fill pipe of the tank of such equipment until the bureau of safety engineering shall cause such equipment to be inspected, and if found to conform with this act, a permanent metal tag, properly numbered, shall be affixed by the inspector. The owners or occupants of premises on which fuel oil burners have been installed previous to the date on which this act becomes effective shall obtain from the department of buildings and safety engineering within 6 months thereafter a permit for the storage and use of fuel oil for the operation thereof. Such permits shall be issued by the department of buildings and safety engineering when such fuel oil burners shall have been inspected by the bureau of safety engineering and found to be reasonably safe. The fees for permits required under the provisions hereof shall be designated by the board of rules.