The depository safes are available in various designs ie 3 stage depository, 2 stage depository rear depositary and are normally used anywhere . . . there is cash collection in different shifts eg petrol pumps, departmental stores, bars, toll booths, temples, wherever the cash collection is distinct from the cash management.
Drawer Type Depository Safes: Cash is placed in the open drawer which when shut drops the cash into the safe below access to which is only with the cash manager.
Slot Type Depository Safe: A post box type slit is provided in the body of the safe to post cash.
Keys are maintained by the cash manager. A variation to the above is the Rotor Type Depository Safe wherein a post like slit is provided and the cash when dropped falls into the Rotor which needs to be turned to drop the cash into the safe.