New York Codes, Rules and Regulations
Title 21 - Miscellaneous
Chapter XXIV - The Port Authority Of New York And New Jersey
Subchapter D - Air Terminals
Article 1 - John F. Kennedy International, La Guardia and Newark Airports
Part 1262 - Ground Support Equipment
Fueling Equipment Operations
General
Section 1262.36 - Presence of passengers, unauthorized persons and smoking prohibited

During fuel handling in connection with any aircraft, no passenger shall be permitted to remain in such aircraft or to be enplaned or deplaned from such aircraft unless a qualified attendant is at each door that is in use for this purpose and unless means of safe egress is in position in the event that such device is required for the safe and rapid debarkation of the passengers. Smoking is prohibited in or about such aircraft during fuel handling.