A bill deposit/withdrawal machine for performing deposit or withdrawal of bills which includes a deposit/withdrawal port for performing deposit or withdrawal of bills, a bill discriminating unit for discriminating bills, a temporary storage box for temporarily storing bills, a reject box for storing rejected bills, and a plurality of bill accepting boxes for accepting recycle bills. The reject box is disposed on a path diverged from a bill transport path which transports bills from the temporary storage box to the bill discriminating unit.