Any licensee desiring to do any act specified in Section 12640 shall first make written application for a permit to the chief of the fire department or the chief fire prevention officer of the city or county, or to such other issuing authority which may be designated by the governing body of the city or county. In the event there is no such officer or person appointed within the area, application shall be made to the State Fire Marshal or his deputy. Applications for permits shall be made in writing at least 10 days prior to the proposed act.
Ca. Health and Saf. Code § 12643