Section 78(b) in The Building And Other Construction Workers '(Regulation Of Employment And Conditions Of Service) Central Rules, 1998
(b)every gate in the hoistway enclosure of such hoist used for carrying persons is fitted with efficient inter-locking or other devices to secure so that gate cannot be opened except when the cage of such gate is at the landing place, and that such cage cannot be moved away from the landing place until such gate is closed.
