(a) A person commits an offense if he stops, stands, or parks a vehicle other than a commercial vehicle in a freight curb loading zone.
(b) It is a defense to prosecution under Subsection (a) that:
(1) materials were being expeditiously unloaded from or loaded into the vehicle; and
(2) a valid loading zone permit issued under Section 28-96.1 was conspicuously displayed on the vehicle, in a manner and location approved by the director, such that all information on the face of the permit, including, but not limited to, the permit number and expiration date, could be easily read from outside the vehicle.
(c) In no case shall the stopping for loading and unloading of materials exceed 30 minutes, except on written permission from the chief of police or the director and then only for a period necessary to complete one undertaking. (Ord. Nos. 14584; 17413; 20269; 21194)