Chapter 13.24 WATER AND SEWAGE UTILITY SYSTEMS This chapter is included in your selections. Sections: 13.24.010 Declaration. 13.24.020 Systems Combination. 13.24.030 Water and Sewage Systems Designated. 13.24.040 Obligations Assumption. 13.24.050 Charge Billing. 13.24.060 Utility Service Charges. (Repealed 9/21/21) 13.24.070 Round-up Program. 13.24.080 Discount Program.