Chapter 17.30 VARIANCE PROCEDURES This chapter is included in your selections. Sections: 17.30.010 Designation of Variance and Appeals Board. 17.30.020 Duties of Variance and Appeals Board. 17.30.030 Variance procedures. 17.30.040 Conditions for variances. 17.30.050 Variance notification. 17.30.060 Historic structure. 17.30.070 Special conditions.