Mo. Rev. Stat. § 115.405
False swearing a class one offense.
115.405. False swearing a class one offense. — Any person making a sworn statement, affidavit or declaration of candidacy required by this subchapter who swears falsely or signs such document knowing the statements therein are untrue shall be deemed guilty of a class one election offense.
(L. 1977 H.B. 101 § 10.205) Effective 1-01-78