Missouri Revised Statutes

Mo. Rev. Stat. § 556.026 (2026)

Offenses and infractions to be defined by statute

✓ current as of May 2026
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  556.026.  Offenses and infractions to be defined by statute. — No conduct constitutes an offense or infraction unless made so by this code or by other applicable statute.

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(L. 1977 S.B. 60, A.L. 2014 S.B. 491)

Effective 1-01-17

Notes of Decisions
Cited in 8 cases (2 in the last 5 years), 1983–2025 · leading case: State v. Nash, 339 S.W.3d 500 (Mo. 2011).
State v. Nash, 339 S.W.3d 500 (Mo. 2011). · cites it 3× “He asserts that his conviction under the repealed statute violates section 556.026, RSMo 2000, 7 which provides: “No conduct constitutes an offense unless made so by this code or by other applicable statute.”
State v. Danforth, 654 S.W.2d 912 (Mo. Ct. App. 1983). · cites it 4× “Section 556.026 provides that "[n]o conduct constitutes an offense unless made so by *919 this code or other applicable statute.”
State v. Mahurin, 799 S.W.2d 840 (Mo. 1990). “Appellants argue that the child endangerment statute prohibits only affirmative acts, and that sections 556.026 and 562.011 support their argument that an omission cannot be deemed criminal unless specifically proscribed by statute.”
Dailey v. Lyles, 785 F. Supp. 812 (W.D. Mo. 1992). “§ 556.026 (Vernon 1979) (bracketed material comes from § 556.”
City of Kansas City v. Harris, 772 S.W.2d 898 (Mo. Ct. App. 1989). · cites it 3× “Section 556.026 provides: “No conduct constitutes an offense unless made so by this code or by other applicable statute.”
State of Missouri v. Charles C. Shaw III (Mo. 2019). · cites it 4× “See §556.026, RSMo 2000 (“No conduct constitutes an offense unless made so by this code or by other applicable statute.”
State of Missouri, Respondent, vs. Dustin Curtis Winter, Appellant. (Mo. 2025). · cites it 2× “§ 556.026, RSMo 2016 (“No conduct constitutes an offense or infraction unless 6 made so by this code or by other applicable statute.”
K.D.W. vs. Missouri State High. Patrol Records Repository, et al. (Mo. Ct. App. 2025). “061(33), (35); see also § 556.026 (“No conduct constitutes an offense or infraction unless made so by this code or by other applicable statute.”
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