The annual charge for outside sewer permits under this article shall be payable to the City annually in advance, on or before the first day of July each year, and if payment be not made at such time, a penalty of 25 percent of such sewer charge shall be added to such charge for such delinquency; provided, that where a permit is granted after July 1st of any year, the permittee shall be required to pay a proportionate part only of the charge, based on the remaining months of such fiscal year after such permit has been granted. (Ord. 3446 § 1, 2010)