Is firearms legal in Missouri?

Q: Is firearms legal in Missouri?

Firearms in Missouri is permitted. Missouri has permitless carry, also called constitutional carry, so no permit is needed. Optional shall-issue permits are available. The minimum age for permitless concealed carry is 19, or 18 for active or honorably discharged military.

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MISSOURI · FIREARMS

Firearms

Permitted: Missouri has permitless carry, also called constitutional carry, so no permit is needed.

Permitted

Summary

Missouri has permitless carry, also called constitutional carry, so no permit is needed. Optional shall-issue permits are available. The minimum age for permitless concealed carry is 19, or 18 for active or honorably discharged military.

Source: https://revisor.mo.gov/main/OneSection.aspx?section=571.101 · Updated July 6, 2026

Missouri Firearms topics

Concealed Carry in Missouri →Permitted
Missouri has permitless carry, also called constitutional carry, so no permit is needed.
Open Carry in Missouri →Permitted
Open carry of a handgun is legal in Missouri without a permit for anyone 19 or older who can lawfully possess one.
Magazine Capacity in Missouri →Permitted
No state law limits magazine capacity in Missouri — standard-capacity and high-capacity magazines are legal to buy and possess under state law.
Gun Possession in Missouri →Permitted
Missouri has no red-flag law (also called an Extreme Risk Protection Order, or ERPO) and no assault-weapon ban, and it strongly preempts local gun laws.
Transporting Firearms in Missouri →Permitted
In Missouri, anyone 19 or older — or 18 or older if military — may transport a lawfully possessed concealable firearm in the passenger compartment of a private vehicle without a permit.
Duty to Inform Police in Missouri →Conditional
Missouri has no proactive duty to inform, but a permit holder must carry the permit whenever carrying concealed and display it with a photo ID at the request of any peace officer (RSMo 571.121.1); noncompliance is expressly noncriminal, with a citation of up to $35.
Suppressors & Silencers in Missouri →Conditional
Suppressors are legal in Missouri as long as they are possessed in compliance with federal law.
Reciprocity — where is my Missouri permit honored? →
State-by-state map of which states honor a Missouri concealed-carry permit.

Other Missouri laws

Firearms in nearby states

Browse all state laws →

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