Chapter 19.20 CONCURRENCY MANAGEMENT This chapter is included in your selections. Sections: 19.20.010 Intent. 19.20.020 Definitions. 19.20.030 Concurrency test. 19.20.040 Certificate of capacity. 19.20.050 Exemptions. 19.20.060 Pre-existing use rights. 19.20.070 Administrative reconsideration.