If any tax imposed by this Chapter is not paid within the time therein specified for the payment, or an extension thereof, there shall be added thereto a specific penalty equal to ten percent (10%) of the amount remaining unpaid. The amount of tax not timely paid, together with any penalty provided by this Section, shall bear interest at the rate of eight percent (8%) per annum from the time such tax should have been paid until paid. Any interest and penalty shall be added to the tax and be collected as part thereof. (Ord. 576, sec. 1, 4-15-1996, eff. 6-1-1996)