No person shall operate a bicycle over the streets of the City without having first a City license tag displayed on such vehicle. Such license tag shall be purchased annually from the Chief of Police or such other person as he may designate on or before July 1 of each year at a cost not to exceed fifty cents (50¢). The Chief of Police shall not issue a City license to any bicycle which is not in full compliance with the mechanical standards set by the laws of the City concerning bicycles. (1967 Code Sec. 17-99)