N.Y. Comp. Codes R. & Regs. tit. 21 § 1274.4
No vehicle shall be permitted in or upon an operational area, fuel storage area, public landing area, public ramp and apron area, public passenger ramp and apron area, public cargo ramp and apron area, or public aircraft parking and storage area unless authorized by the airport operator and unless it shall be in sound mechanical order, shall have adequate lights, horn and brakes and clear vision from the driver's seat. Trailers and semi-trailers shall not be permitted unless they are equipped with reflector buttons and unless they shall be equipped with proper brakes so that when disengaged from a towing vehicle, neither aircraft propellor blast nor wind will cause them to become free rolling. Positive locking couplings shall be required for all towed equipment.
N.Y. Comp. Codes R. & Regs. Tit. 21 § 1274.4