In the absence of provision to the contrary, all fees and charges for licenses and permits shall be paid in advance at the time application therefore is made to the City Clerk. When an applicant has not engaged in the business until after the expiration of part of the current license year the license fee shall be pro-rated by quarters and the fee paid for each quarter or fraction thereof during which the business has been or will be conducted. Except as otherwise provided, all license fees shall become a part of the corporate fund. Fees shall be established from time to time by ordinance. A current schedule of all such fees shall be available for public inspection and kept on file in the office of the City Clerk.
('72 Code, § 110.006)