Every owner operating a taxicab pursuant to this Chapter shall cause to be placed in a conspicuous place in the passenger compartment of each taxicab and to be kept placed therein at all times during the operation thereof, a device in which there shall be visibly displayed a current and clear photograph of the driver, together with the name of the driver and the driver's permit number in legible letters not less than one-half inch (1/2") in height. It shall be unlawful for any driver to operate or for any owner to allow or permit the operation of any taxicab not meeting the provision of this Section. (Ord. 953, 3-15-89)