Mont. Code Ann. § 17-5-1627

Notwithstanding any other provisions of law, a bond or note issued under this part is fully negotiable for all purposes of the Uniform Commercial Code, Title 30, chapters 1 through 9A, and a holder or owner of a bond or note or of a coupon appurtenant to it, by accepting the bond, note, or coupon, is conclusively presumed to have agreed that the bond, note, or coupon is fully negotiable for all purposes of the Uniform Commercial Code.