A banknote handling apparatus comprising: an inlet configured to take in a banknote into a housing one by one; a transport unit configured to transport, along a transport path, the banknote taken in through the inlet; a recognition unit arranged on the transport path, the recognition unit being configured to recognize the transported banknote in terms of authentication and fitness, and to sense a denomination of the transported banknote; a serial number reading unit configured to read a serial number of the transported banknote; a stacking unit configured to stack the banknote recognized as normal by the recognition unit; a reject unit configured to stack the banknote recognized as a banknote to be rejected by the recognition unit, characterized in that the banknote handling apparatus further comprising: a registration unit configured to register a denomination and a serial number in advance by the operator; and a control unit configured to check the read serial number against the registered serial number and perform a predetermined process for a particular banknote having the read serial number corresponding with the registered serial number as the result of the checking, wherein if the registration unit registers the denomination, the serial number reading unit reads only the serial number of the transported banknote of a registered denomination, and the control unit checks the read serial number against the registered serial number. an inlet configured to take in a banknote into a housing one by one; a transport unit configured to transport, along a transport path, the banknote taken in through the inlet; a recognition unit arranged on the transport path, the recognition unit being configured to recognize the transported banknote in terms of authentication and fitness, and to sense a denomination of the transported banknote; a serial number reading unit configured to read a serial number of the transported banknote; a stacking unit configured to stack the banknote recognized as normal by the recognition unit; a reject unit configured to stack the banknote recognized as a banknote to be rejected by the recognition unit, characterized in that the banknote handling apparatus further comprising: a registration unit configured to register a denomination and a serial number in advance by the operator; and a control unit configured to check the read serial number against the registered serial number and perform a predetermined process for a particular banknote having the read serial number corresponding with the registered serial number as the result of the checking, wherein if the registration unit registers the denomination, the serial number reading unit reads only the serial number of the transported banknote of a registered denomination, and the control unit checks the read serial number against the registered serial number. a registration unit configured to register a denomination and a serial number in advance by the operator; and a control unit configured to check the read serial number against the registered serial number and perform a predetermined process for a particular banknote having the read serial number corresponding with the registered serial number as the result of the checking, wherein if the registration unit registers the denomination, the serial number reading unit reads only the serial number of the transported banknote of a registered denomination, and the control unit checks the read serial number against the registered serial number.