Except as hereinafter provided, taxes assessed upon the grand list of the City shall be due and payable in equal installments or as the City Council may provide by ordinance. Default in payment of any installment due shall render a penalty based on the payment that is in default. Any special tax assessed on the grand list of the City shall be due and payable as the City Council shall provide by ordinance. (Amended 2013, No. M-19 (Adj. Sess.), § 2, eff. May 20, 2014.)