A. A sewer service fee shall be charged to the owners or occupants of each structure from which wastewater is discharged into the sewer system. The sewer service fee shall be based on the water consumed as measured through a city-owned water meter, unless the structure is not required to have a water meter under subsection (B) of this section. The sewer service fee for a structure with a water meter will be based on the prior month’s water consumption, and shall be billed after the monthly reading of the water meter. The sewer service fee for a structure that does not have a water meter will be billed one month in advance. The sewer service fee is due on or before the due date stated on the bill. A penalty of eight percent shall be added to all delinquent payments.

B. A residential structure with less than four dwelling units is not required to have a water meter. A water meter shall be installed for any other structure at the customer’s expense, and the installation shall be inspected and approved by the city, before the structure receives sewer service. The water meter shall be furnished by the city at cost plus 25 percent.

C. Monthly sewer service shall be furnished at the following rates:

D. The city shall provide the maintenance services described below at no charge to the customer. All other services shall be charged at a rate of $90.00 per hour for service calls that occur entirely during business hours, and $135.00 per hour with a one-hour minimum charge for service calls that include time outside of business hours.