For the purpose of establishing rules and regulations for the installation and maintenance of plumbing systems and gas piping in the city, the Uniform Plumbing Code, 1994 Edition, sponsored and published by the International Association of Plumbing and Mechanical Officials, 20001 Walnut Drive South, Walnut, CA 91789-2825, all of the Uniform Plumbing Code appendixes, and the International Association of Plumbing and Mechanical Officials Installation Standards, except such parts or portions hereinafter deleted, modified, or amended is hereby incorporated by reference in this article and shall be the technical standards controlling the erection, installation, alteration, addition, repair, relocation, replacement, maintenance or use of any plumbing system and gas piping within the corporate limits of the city. (Ord. 92-27, § 1, 10-7-1992; Ord. 97-5, § 1, 2-19-1997)