Public swimming pool licenses are issued on an annual or seasonal basis. Unless sooner suspended or revoked, an annual license expires on the 1^st anniversary of its effective date. Unless sooner suspended or revoked, a seasonal license is valid from May 1 to October 1. The application for a seasonal license must be submitted by April 1 of each year. City Code, 1976/83, art. 11, §247(b), (c) Ord. 99-548