The department has the duty under this chapter to:
(1) Collect and deposit all fees and assessments authorized under this part into the Tennessee grain indemnity fund for investment by the fund;
(2) Transfer, at the discretion of the commissioner, any moneys from the department to the Tennessee grain indemnity fund for investment;
(3) Subrogate all the rights of the claimant. The claimant shall assign all rights, title and interest in any judgment to the department;
(4) Initiate any action it may deem necessary to compel the commodity dealer or warehouseman against whom an awarded claim arose to repay the Tennessee grain indemnity fund; and
(5) Initiate any action it may deem necessary to compel the claimant whose claim arose due to a failure to participate in any legal proceeding in relation to that claim.