All meters shall be read at least monthly. Bills for water and/or sewage disposal service shall be rendered monthly under the supervision of the City, and the bills shall be due and payable on the date specified in the bill. For bills not paid by the due date, a penalty of 3% per month shall be charged on the past due principle amount.
('88 Code, Title II, Ch. 24, § 2.131) (Ord. 163-11-80, passed 11-17-80; Am. Ord. 241-8-87, passed 8-17-87; Am. Ord. 573-10-06, passed 10-2-06)