A money handling apparatus to which a cassette is attachable and from which the cassette is detachable, the cassette including a first cassette and a second cassette each being configured to be capable of receiving therein money from the money handling apparatus to store the money therein or giving the stored money to the money handling apparatus when the cassette is attached to the money handling apparatus, and not capable of taking out the money therefrom when the cassette is detached from the money handling apparatus, the money handling apparatus comprising: a housing provided with a first cassette attachment unit and a second cassette attachment unit; a first transport unit that is configured to perform a depositing processing to deposit the money stored in the first cassette as proceeds from sales into the housing when the first cassette is attached to the first cassette attachment unit in the depositing processing; a second transport unit that is configured to perform a dispensing processing to dispense the money stored in the housing as a change fund from the housing into the second cassette when the second cassette is attached to the second cassette attachment unit in the dispensing processing; and a control unit that is configured to control the first transport unit and the second transport unit such that the second transport unit dispenses in the dispensing processing the change fund into the second cassette attached to the second attachment unit before the first transport unit deposits in the depositing processing the money which the first cassette attached to the first attachment unit is storing therein into the money handling apparatus, said control being performed at a timing of the dispensing processing such that the dispensing processing of the change found is completed before the depositing processing of the proceeds from sales in a time slot during which the money handling apparatus is grasped not to be in operation, wherein the cassette further including a third cassette, and after the dispensing processing to the second cassette is finished, in a case that the third cassette is attached to the second cassette attachment unit in place of the second cassette while the money stored in the first cassette is deposited from the first cassette into the housing, the control unit is configured to control the first transport unit and the second transport unit such that the change fund stored in the housing is started to be dispensed from the housing into the third cassette at a time earlier than a second time at which the depositing processing from the first cassette ends. a housing provided with a first cassette attachment unit and a second cassette attachment unit; a first transport unit that is configured to perform a depositing processing to deposit the money stored in the first cassette as proceeds from sales into the housing when the first cassette is attached to the first cassette attachment unit in the depositing processing; a second transport unit that is configured to perform a dispensing processing to dispense the money stored in the housing as a change fund from the housing into the second cassette when the second cassette is attached to the second cassette attachment unit in the dispensing processing; and a control unit that is configured to control the first transport unit and the second transport unit such that the second transport unit dispenses in the dispensing processing the change fund into the second cassette attached to the second attachment unit before the first transport unit deposits in the depositing processing the money which the first cassette attached to the first attachment unit is storing therein into the money handling apparatus, said control being performed at a timing of the dispensing processing such that the dispensing processing of the change found is completed before the depositing processing of the proceeds from sales in a time slot during which the money handling apparatus is grasped not to be in operation, wherein the cassette further including a third cassette, and after the dispensing processing to the second cassette is finished, in a case that the third cassette is attached to the second cassette attachment unit in place of the second cassette while the money stored in the first cassette is deposited from the first cassette into the housing, the control unit is configured to control the first transport unit and the second transport unit such that the change fund stored in the housing is started to be dispensed from the housing into the third cassette at a time earlier than a second time at which the depositing processing from the first cassette ends.