If any fee provided for in Sections 35 and 35.1 of this Article shall not be paid within 30 days after the same shall become due and payable as herein provided, 10 percent of the amount thereof shall be added thereto as a penalty for nonpayment, and if said fees are not paid within 60 days after becoming due 15 percent of the amount thereof shall be added thereto, and if not paid within 90 days after becoming due 25 percent of the amount thereof shall be added thereto.
(Amended by Ord. 478-60, App. 9/15/60)