No occupancy permit shall be issued to a dwelling constructed hereafter in which smoke detectors are required under Section 1640.02 hereof unless and until the necessary smoke detectors have been installed at the proper location and are demonstrated to be operating. As to existing structures, smoke detectors required by this chapter must be installed and operating no later than October 1, 1978, and thereafter, no person shall occupy a structure which is not in compliance with this chapter.
(1982 Code, § 1517.03) (Ord. 77-56. Passed 10-3-1977.)