New Jersey Statutes Title 39. Motor Vehicles and Traffic Regulation 39 § 4-139

No operator of a vehicle shall stand or park the vehicle for a period of time longer than is necessary for the loading or unloading of passengers or materials or longer than is hereinafter provided. The loading or unloading of passengers shall not consume more than three minutes in an alley or at a curb adjacent to the entrance of a school, church, theatre, hotel, hospital or any other place of public assemblage during hours designated by official signs.