Those mobile homes, manufactured homes, or modular homes meeting the criteria set out in Sections 15.20.010 and 15.20.020 may be installed on any lot within any R district (R-1; R-2; R-3 and RAG-2-l/2 districts) provided the regulations set out in Sections 15.20.060 through 15.20.150 are met. (Ord. 97-01, 1997; Ord. 176 § 4 (part), 1981)