(A)   A vehicle may be momentarily stopped within a traffic lane for the entrance or discharge of passengers only if the passenger is waiting at the curb adjacent to the place where the vehicle stops.
   (B)   Subject to the provisions of § 74.02 hereof, a vehicle used for commercial hauling, delivering, mail pick up and other pick up and delivery operations may be stopped within a traffic lane, or be so parked as to partially or wholly obstruct a traffic lane for the loading and unloading of merchandise only for a period as shall be absolutely necessary for the actual operation of loading and unloading only if no adequate parking space outside of the traffic lane is available within 100 feet of the entrance to the building where the pick up or delivery is to be made, provided, however, that the license granted by this section shall not apply except on Sundays and holidays and between the hours of 9:30 p.m. and 11:00 a.m. in the area bounded on the north by Broadway, on the east by Twelfth, on the south by Jersey and on the west by Fourth inclusive.
(1980 Code, § 20.515)  Penalty, see § 74.99