(Amended by Ord. No. 172,075, Eff. 7/24/98.)
The provisions of this article shall apply to all residential, commercial, and industrial buildings in the City of Los Angeles that use water in showers, water closets, or urinals, except those buildings which are historical buildings or structures as those terms are used in Section 91.8400 of this Code and except those buildings which the Department of Water and Power pursuant to its Rules has determined should be exempted.