13.13.070 Customer Classes.
A. All properties served by the public sewer system, or having such service available, shall be classified for billing purposes into the following customer classes:
1. Single-Family Residential Class;
2. Multi-Family Residential Class;
3. Commercial Class 1;
4. Commercial Class 2;
5. Commercial Class 3;
6. Commercial Class 4; and
7. Commercial Class 5.
B. For mixed use units, each customer class shall be treated separately for billing purposes as may be practical. If required, a separate account shall be set up and billed according to the rates and charges currently in effect.
C. For billing purposes, the Department shall classify any business activity carried on within a residence or permitted accessory building as a commercial unit. If the property owner provides evidence that this activity has been permitted as a home occupation by the relevant municipality, then the residence or permitted accessory building shall be classified as a residential unit.