The provisions of this chapter as amended shall be applicable to all activities described herein, whether or not engaged in before or after the effective date of the ordinances codified in this chapter. Any person lawfully engaged in any such activities prior to the effective date of the ordinances codified in this chapter may continue such activities for a period of sixty days and thereafter shall terminate such activities or pay the fee and file the application required by this chapter. Any such person who pays such fee and files such application within that time may continue such activities until fifteen days after such application is denied by the Chief of Police or by the City Manager in the event an appeal of a denial by the Chief of Police. (Ord. 2556 § 1 (part), 1985).