802.13  LATE RENEWAL OF LICENSE.
   All fees for the renewal of any license which are not paid at the time said fees shall be due shall be paid as "late fees" with an additional twenty-five percent of the license fee required for such licenses for the first fifteen days that such license fee remains unpaid, and thereafter the license fee shall be that stipulated for such licenses, plus fifty per cent of such fee. 
(1975 Code § 7.13)