Chapter 18.25 COMMERCIAL DISTRICT (C) This chapter is included in your selections. Sections: 18.25.010 Permitted uses. 18.25.020 Prohibited uses. 18.25.030 Height limit. 18.25.040 Front yards, side yards, and rear yards. 18.25.050 Dimensional standards – Minimum lot area. 18.25.070 Signs and sidewalks.