Any person or persons occupying a stall space on any day for which a lease has not been obtained under the provisions of <cite data-path="|16">this article</cite> shall be subject to a fine of not less than $25 nor more than $100 for each such offense. City Code, 1966, art. 16, § 17(c) 1976/83, art. 16,§ 7(c) Ord. 75-783