A balance correction apparatus for equalizing voltages of a first electric storage cell and a second electric storage cell connected in series, comprising: a first switching device having an end electrically connected to a connection point between an end of the first electric storage cell and an end of the second electric storage cell, and another end electrically connected to another end of the first electric storage cell; a voltage adjusting section connected to the first electric storage cell and the first switching device in series, between the first electric storage cell and the first switching device, and configured to adjusting a voltage of the first electric storage cell; and a control section configured to supplying, to the first switching device, a first control signal for controlling ON/OFF operations of the first switching device, wherein the control section is configured to obtaining information representing a voltage difference between the first electric storage cell and the second electric storage cell, wherein starting from a situation in which the voltage of the first electric storage cell is higher than the voltage of the second electric storage cell, in which electric energy is then exchanged between the first electric storage cell and the second electric storage cell by the ON/OFF operations such that the voltage of the first electric storage cell is decreased and the voltage of the second electric storage cell is increased as time goes by, and characterized in that after a magnitude relation between a voltage of the first electric storage cell and a voltage of the second electric storage cell is reversed, the control section is configured to supply the first control signal so as to operate the first switching device to be OFF, when an absolute value of the voltage difference in an operational state of the balance correction apparatus is equal to or greater than a first threshold value. a first switching device having an end electrically connected to a connection point between an end of the first electric storage cell and an end of the second electric storage cell, and another end electrically connected to another end of the first electric storage cell; a voltage adjusting section connected to the first electric storage cell and the first switching device in series, between the first electric storage cell and the first switching device, and configured to adjusting a voltage of the first electric storage cell; and a control section configured to supplying, to the first switching device, a first control signal for controlling ON/OFF operations of the first switching device, wherein the control section is configured to obtaining information representing a voltage difference between the first electric storage cell and the second electric storage cell, wherein starting from a situation in which the voltage of the first electric storage cell is higher than the voltage of the second electric storage cell, in which electric energy is then exchanged between the first electric storage cell and the second electric storage cell by the ON/OFF operations such that the voltage of the first electric storage cell is decreased and the voltage of the second electric storage cell is increased as time goes by, and characterized in that after a magnitude relation between a voltage of the first electric storage cell and a voltage of the second electric storage cell is reversed, the control section is configured to supply the first control signal so as to operate the first switching device to be OFF, when an absolute value of the voltage difference in an operational state of the balance correction apparatus is equal to or greater than a first threshold value.