The Public Grain Warehouse Commissioner may designate an employee of the commissioner to appear on behalf of the commissioner in any proceedings before the court with respect to the receivership and to exercise the functions of the commissioner as receiver, except that the commissioner shall:
(1) Determine whether or not to petition for the appointment as receiver;
(2) Approve the proposed plan for disposition of stored grain;
(3) Approve the proposed plan for distribution of any cash proceeds; and
(4) Approve the proposed final report.