Mississippi Code Title 7. Executive Department § 7-9-34

The state treasurer is authorized to destroy any bonds and coupons of the State of Mississippi duly paid and cancelled not earlier than one (1) year after the same are surrendered for payment. A certificate containing a description of such bonds and coupons so destroyed, duly witnessed and signed by the treasurer or his deputy and the state fiscal officer, shall be kept on file in the treasurer's office.