All taxpayers whose taxes are not paid by the date on which they become due shall be deemed delinquent and shall pay a penalty of 10% of the amount due and unpaid, and in addition thereto shall pay interest on the unpaid taxes at the rate of 1% per month or part of a month until paid.
(Ord. passed 10-10-50; Am. Ord. 815, passed 9-28-04)