A. All Aviation Department invoices are payable upon presentation except as provided on the invoice, or as modified by contract provision.

B. For all commercial activity authorized on an airport, payment due dates shall be subject to a ten-calendar-day grace period, and thereafter shall be delinquent and subject to a delinquent account fee of one and one-half percent per month, not to exceed eighteen percent per annum. Whenever Section 4-7 is referenced elsewhere in this Code, it shall apply to this subsection unless the context provides otherwise.

C. For all passenger facility charges by the airlines for and on behalf of the city which are remitted after the last day of the calendar month following their collection are subject to a delinquent account fee in the amount of one and one-half percent per month, not to exceed eighteen percent per annum.

D. Delinquent account fees shall be computed and accrued on a daily basis, and assessed until the account balance including delinquent account fees are paid in full. (Ord. No. G-4116, § 2, 1998; Ord. No. G-4401, § 1, 2001)