(A) The rates, rentals and charges for the use of the services rendered by the combined and consolidated municipal water and sewer system shall be billed and collected by the city.
(B) The full amount of the proceeds for the service shall be deposited as received and set aside into the designated water and sewer revenue fund, in a manner as the Superintendent of the system may require, but subject to any different designation which may be made in any ordinance relating to the issuance of revenue bonds.
(C) The records of the city with respect to charging, billing, collecting and accounting for water and sewer service shall be audited at least once each 12 months by an independent certified public accountant, and a report thereof shall be filed with the City Clerk, or the report shall be filed in a manner and at some other time or times as may be provided in any ordinance relating to the issuance of revenue bonds. The cost of the audit shall be classified and paid as an expense of operation and maintenance of the system.
(2000 Code, § 13-166)