Chapter 22.16 SINGLE-FAMILY RESIDENTIAL ZONING DISTRICTS This chapter is included in your selections. Sections: 22.16.010 Purpose. 22.16.020 Applicability. 22.16.030 Land use. 22.16.040 Bulk requirements. 22.16.050 Accessory dwelling units. 22.16.060 Home occupations. 22.16.070 Variances.