Mo. Rev. Stat. § 95.335: Bonds to be negotiable.

All bonds purporting to be issued by virtue or in pursuance of sections 95.320, 95.325 and 95.330, and signed and sealed as herein provided, shall, in favor of bona fide holders, be conclusively presumed to have been duly and regularly authorized and issued in accordance with the provisions herein contained, and no holder shall be obliged to see to the existence of the purpose of the issue, or to the regularity of any of the proceedings, or to the validity of the judgments and decrees to be paid, or to the application of the proceeds. All such bonds shall be negotiable in all respects and to the same extent as securities negotiable by the law merchant.