(1) This section applies if, in a financial year—
(a) the Treasurer has authorised a Treasurer's advance for an entity; and
(b) the Treasurer's advance has not been fully disbursed to the entity; and
(c) the Treasurer is satisfied that the undisbursed amount is no longer required by the entity.
(2) The Treasurer may, in writing, authorise a reduction of the amount of the Treasurer's advance to the entity to the amount actually disbursed to the entity.
(3) If the Treasurer authorises a reduction, the amount appropriated for section 18 (Treasurer's advance) for the financial year is taken to be restored by the amount of the reduction.