Bills for service shall be rendered monthly or periodically at intervals not to exceed
ninety (90) days at the direction of the finance director, and shall be due when rendered.
A bill shall be deemed rendered when mailed United States mail, postage prepaid, or
when delivered to the consumer's address shown on the application for service. No
partial payment of any bill rendered will be accepted by the city unless authorized
by the finance director indicating the reason for acceptance, such as a bona fide
billing dispute, or hardship. A bill that is not paid within twenty-eight (28) days
of the date it is rendered shall incur a ten dollar ($10.00) late fee which shall
be considered as part of the unpaid balance. Any balance outstanding on a delinquent
bill shall accrue interest charges per annum at the rate established annually in accordance
with F.S. § 55.03 from the date of delinquency until paid.