A bill delivery apparatus for a wall-type automatic-teller machine according to the present invention is disposed between a cash receiving part and a cash handling part of the machine. The apparatus comprises a main body having a pair of plates spaced apart from each other at both sides thereof; a tray unit adapted to be lifted and lowered within the main body, for temporarily stacking bills introduced from the cash handling part therein; a stopper unit disposed in front of the tray unit to prevent the bills introduced from the cash handling part from deviating from the tray unit; a transfer unit disposed adjacent to the tray unit, for transferring the bills stacked in the tray unit to the cash receiving part; a driving unit for driving the tray unit, the stopper unit, and the transfer unit; and a recovering unit for storing untaken bills that has been returned from the cash receiving part. Thus, present invention provides a bill delivery apparatus for a wall-type automated-teller machine, wherein bills can be smoothly transferred between the cash handling part and the cash receiving part, the number of bills requested by a user can be delivered at a time, and bills untaken due to a user's mistake or carelessness can be separately recovered and stored to enable the machine to be used continuously.