An approved locking device shall be provided for all hand rope controlled freight elevators that will hold the hand rope in the stop position while the car is standing at a landing.
Exception:
When the hoistway doors or gates are provided with interlocks or electric contacts, and hand rope is wholly within the hoistway.
N.Y. Comp. Codes R. & Regs. Tit. 12 §§ 8-1.36