“Mobile home” means a transportable dwelling unit manufactured after January 1, 1968, and before June 15, 1976, and bearing an insignia of the Washington State Department of Labor and Industries. All mobile homes without such insignia are nonconforming structures. (Ord. 3136 § 1, 2015; Ord. 2020 § 2, 1994; Ord. 1781 § 1, 1990. Formerly 21.02.503)