Chapter 25.170 NONCONFORMING USES This chapter is included in your selections. Sections: 25.170.010 Purpose. 25.170.020 Establishment of nonconformity. 25.170.030 Development on existing lots of record. 25.170.040 Continuation of nonconforming uses. 25.170.050 Maintenance, damage, repairs and restoration. 25.170.060 Discontinuance of a nonconforming use or structure.