All electrical materials, devices, appliances, apparatus, and equipment, installed or used, shall be in conformity with the provisions of this title and with approved standards for safety to life and property.
Listing or labeling, as conforming to the standards of the Underwriters' Laboratories, Inc., the National Bureau of Standards, the United States Bureau of Mines, or other nationally recognized laboratories, shall be prima facie evidence of conformity with the approved standards for safety to life and property.
(Ord. 765 § 8 (I), 1969; Ord. 1282 § 2 (part), 2003)