Mo. Rev. Stat. § 1.440

This is the official text of Mo. Rev. Stat. § 1.440, part of Missouri’s Rev. Stat — part of the compiled statutory law of Missouri, published by the state as "Rev. Stat." Browse the sections below, each linked to its official government source.

Not legal advice. This page reproduces the official text of a government statute for reference only. Laws change, and how a statute applies depends on your specific facts. For advice about your situation, consult a licensed attorney in your state.

1.440 Protection of citizens against infringement against right to keep and bear arms.

Official statutory text

1.440. Protection of citizens against infringement against right to keep and bear arms. — It shall be the duty of the courts and law enforcement agencies of this state to protect the rights of law-abiding citizens to keep and bear arms within the borders of this state and to protect these rights from the infringements defined under section 1.420 .

(L. 2021 H.B. 85 & 310) Effective 6-12-21 (2023) The Second Amendment Preservation Act is unconstitutional in its entirety as a violation of the Supremacy Clause, Article VI of the United States Constitution. United States v. Missouri, 660 F.Supp.3d 791 (W.D. Mo.).

Status: in_force · Read it on the official government site

Need a lawyer in Missouri?

Find a Missouri lawyer

About this page: Statute text is reproduced from official government publishers via the Open US Law dataset (Vaquill AI, snapshot v2026.08, CC BY 4.0). Primary legislative text like this is public domain under the government-edicts doctrine (Georgia v. Public.Resource.Org, 2020). We link every section back to its official source so you can verify it independently.