Minn. Stat. § 16A.461

When any bond, certificate of indebtedness, or other written obligation of the state, issued by the state or by any department, bureau, board, or other agency of the state government according to law, has been lost, destroyed, or stolen, a duplicate of such obligation, with unpaid interest coupons, if any, which were attached at the time of the loss, destruction, or theft, shall be issued to the owner, the owner's guardian, or the representative of the owner's estate, as hereinafter provided, upon the furnishing of satisfactory proof of ownership and of such loss, destruction, or theft to the authority empowered to approve indemnity bonds, as hereinafter provided, and upon the certification of the approval of such proof by such authority to the commissioner of management and budget.