Any person engaging in or prosecuting any business, profession, calling, or vocation contrary to the provisions of this article, whether without obtaining a City license therefor before commencing the same or by continuing the same after the termination of the effective period of any such City license, may, in addition to paying the prescribed license tax or fee, be liable for a penalty of fifty dollars ($50.00) for each month, or fraction thereof, during which he has been in default of such payment.
(1977 Code 5-109.)