11-4-7: RATES DEEMED EQUITABLE; COMPLAINT:
   A.   Deemed Equitable: The rates, charges and rentals specified in this chapter shall be deemed prima facie fair, reasonable and equitable.
   B.   Application; Investigation: In any case where any contention is made that the rates are unfair, inequitable or unreasonable, the party objecting thereto shall apply to the city finance officer and recorder, stating the facts and grounds of complaint, and the finance officer and recorder shall investigate and report with recommendations to the city council.
   C.   Recommendation As To Higher Rates: The finance officer and recorder may also report to the city council any cases where the amount or character or the sewage from any plant, building or premises is such that collection and disposal thereof is substantially more expensive than average sewage, and give recommendation as to higher rates to be imposed for the collection and disposal of sewage.
   D.   Report To Council Of Findings: The finance officer and recorder shall consider each and all of such complaints and reports, and communicate their findings in respect thereto to the city council within one month after the filing of such complaint.
   E.   Hearing; Adjustment Of Rates Or Charges: The city council shall have the right to order public hearings as to any such matter, and, if convinced that an adjustment of sewage rates or charges for such plant, building or premises is necessary to provide equality with those charged to others, it shall so provide by law amendatory hereto. (1975 Code § 13.24.070)