Chapter 18.270 NEIGHBORHOOD CONSERVATION DISTRICTS This chapter is included in your selections. Sections: 18.270.010 Purpose. 18.270.020 Designation. 18.270.030 Criteria for designation. 18.270.040 Boundaries. 18.270.050 Design standards. 18.270.060 Procedure. 18.270.070 Dissolution. 18.270.080 Administration. 18.270.090 Penalty. 18.270.100 Severability.