The 2018 Edition of the Uniform Plumbing Code, as adopted by the State Building Code Council in Chapters 51-56 and 51-57 WAC, as published by the International Association of Plumbing and Mechanical Officials, excluding Chapter 1, is adopted. (Ord. 2344 § 2 (Exh. B), 2021; Ord. 2191 § 3 (Exh. C), 2016; Ord. 2124 § 3 (Exh. C), 2013; Ord. 2052 § 3 (Exh. C), 2010; Ord. 1986 § 2, 2007; Ord. 1926 § 5, 2004. Formerly 20.04.150).