[Amended 12-28-1977 by Ord. No. 57-1977]
If said tax is paid by the taxpayer during the first two months of the due date for said taxpayer, the taxpayer shall be allowed a discount of 2%. During the subsequent two months, the flat rate shall apply. If payment is made after the fourth month of the due date, the taxpayer shall be charged a penalty of 10%, plus interest at the rate of 1% per month computed from the beginning of the fifth month following the due date.