The annual fire protection fees imposed under this article shall be due and payable in equal installments September 30 and March 31, of each fiscal year, provided that the City Recorder shall be authorized to convert to monthly billing upon a signed agreement by the requesting party. A penalty of ten percent (10%) of the fire protection fee shall be added for failure to pay the installments by the due date. Any payment past due for twenty (20) days or more shall be considered a delinquent fire fee and be. subject to the added penalty of (10%) ten percent annually. (Ord. 8-27-18.)