It shall be the duty of every person, firm, or corporation operating a taxicab in the city to cause all vehicles to be checked every three months by a reputable automobile garage in or adjacent to the city, and obtain a certificate certifying that the vehicle is mechanically fit to be used as a taxicab.
('74 Code, § 112.24) (Ord. 1476, passed 2-15-60) Penalty, see § 112.99