Missouri Gun Laws (2026): Concealed Carry, Open Carry, Permits, and Where You Can Carry

Missouri is a "Constitutional Carry" state with some of the most robust firearm protections in the country. However, navigating the intersection of state preemption, local ordinances, and federal regulations requires precision, especially following significant 2025 and 2026 legal updates regarding ammunition sales and the Second Amendment Preservation Act (SAPA).

 

Quick Summary

 

 

What Changed Recently (2025–2026)

• Ammunition Seller Licensing (2026): Effective January 1, 2026, Missouri law (HB 261) requires ammunition sellers to be licensed by the Secretary of State. Ammunition purchased online by residents must now be delivered to a licensed Missouri vendor for verification.
• Blair’s Law (2024/2025): New criminal penalties are in effect for "celebratory gunfire" within city limits, categorized as a felony if it results in injury or death.
• SAPA Status Update: Following the 8th Circuit Court of Appeals ruling in late 2024, the Missouri Second Amendment Preservation Act (SAPA) was declared unconstitutional. While the state continues to pursue legal remedies, local law enforcement is currently permitted to cooperate with federal agencies (ATF/FBI) on firearms investigations.

Carry Rules

 

Open Carry

Open carry is legal in Missouri for those 19 or older (18 for military). Under state preemption, local cities generally cannot ban open carry. However, a major "gray area" exists: municipalities can require you to possess a valid Concealed Carry Permit (CCP) to open carry within their limits.

 

Concealed Carry

Missouri is a Constitutional Carry state. You do not need a permit to carry a concealed firearm in most public places, provided you are not otherwise prohibited from possessing a gun under state or federal law.

 

Why Someone Might Still Get a Permit

 

Even with permitless carry, many Missourians choose to obtain a CCP for:

1. Reciprocity: To carry legally in the ~36 other states that recognize Missouri permits.
2. Municipal Open Carry: To bypass local ordinances that restrict open carry to permit holders.
3. Legal "Buffer": If you accidentally carry into a restricted zone, permit holders are typically asked to leave (with a small fine for refusal), whereas non-permit holders could face criminal misdemeanor charges (RSMo § 571.030).

Permits

 

Missouri is a "Shall Issue" state. Permits are handled by local County Sheriffs.

• Resident vs. Non-Resident: Missouri only issues permits to residents and active-duty military (and their spouses) stationed in the state.
• Training Requirements: You must complete an 8-hour safety course that includes a live-fire qualification.
• Cost & Processing: Fees vary by county (capped at $100). Permits are valid for 5 years.
• Lifetime Permits: Missouri offers "Extended" (10 or 25-year) and "Lifetime" permits.
• Warning: These are typically valid only within Missouri and may not be recognized by other states for reciprocity.

Where You Can and Can’t Carry

Under RSMo § 571.107, there are 17 specific locations where carry is restricted.

 

Prioritized Prohibited Places

• Schools: K-12 facilities and childcare centers (unless you have written permission from the board/official).
• Courthouses: Any building used by the court system.
• Polling Places: On any election day.
• Government Meetings: Any meeting of a local or state governing body.
• Bars: Any establishment that derives most of its income from alcohol by the drink (unless you have consent of the owner).
• Sports Arenas: Any stadium or arena with a seating capacity of 5,000 or more.
• Hospitals: Public-accessible areas of a hospital.

Private Property Signage

Owners of private property (including businesses) may prohibit firearms by posting a sign (at least 11" x 14") in a conspicuous place. In Missouri, carrying past a sign as a permit holder is not a criminal offense, but you must leave immediately if asked.

 

Vehicle Carry

Missouri law treats your vehicle as an extension of your home. You may carry a loaded, concealed, or open firearm in your vehicle without a permit. This applies even if you are on "restricted" premises (like a school parking lot), provided the firearm stays in the vehicle.

 

Buying, Owning, and Transporting Firearms

 

Dealer vs. Private Sales

• FFL Dealers: Must perform a background check via FBI NICS.
• Private Sales: No background check or registration is required between private Missouri residents.

Federal Prohibited-Person Summary

Regardless of Missouri’s permissive laws, you are prohibited from possessing a firearm under 18 U.S.C. § 922(g) if you:

• Are a convicted felon.
• Have been convicted of misdemeanor domestic violence.
• Are an "unlawful user" of controlled substances (this includes medical or recreational marijuana, as it remains illegal federally).

Self-Defense Law Basics

 

Missouri has one of the strongest Stand Your Ground frameworks in the United States (RSMo § 563.031).

• Stand Your Ground: You have no duty to retreat from any location where you are lawfully present. You may use deadly force if you reasonably believe it is necessary to protect yourself or others from death, serious physical injury, or a "forcible felony" (like rape or robbery).
• Castle Doctrine: You have a legal presumption of reasonable fear if someone is unlawfully entering or attempting to enter your home, vehicle, or business.
• Civil Immunity: If your use of force is found to be justified, you are generally immune from civil liability—meaning the attacker or their family cannot successfully sue you for damages.

Reciprocity and Travel

• Reciprocity Posture: Missouri has Universal Recognition. If you have a valid permit from any other state, Missouri honors it.
• Interstate Safe-Passage: Per 18 U.S.C. § 926A, you can travel through restrictive states (like Illinois) if the gun is unloaded and locked in a trunk or container.
• Federal Facilities: Carry is permitted in National Parks (like Ozark National Scenic Riverways) but prohibited inside visitor centers or any building with federal employees.
• Flying: Firearms must be unloaded and declared in a locked, hard-sided case. Check TSA's official transport rules.

FAQs

Can I carry a gun in my car in Missouri?

Yes. You can carry a loaded firearm in your vehicle, concealed or open, without a permit.

 

Is there a "Red Flag" law in Missouri?

No. As of 2026, Missouri has no "Extreme Risk Protection Order" (ERPO) laws.

 

Can I carry a gun into a bar?

Only with the owner's consent. However, you can carry into a restaurant that serves alcohol as long as you stay in the dining area and are not intoxicated (BAC > 0.08).

 

Do I have to tell a cop I have a gun?

No. You do not have a "duty to inform" unless the officer explicitly asks you if you are armed.

 

Can a 18-year-old carry in Missouri?

Only if they are active-duty military or honorably discharged. For all other residents, the legal age for permitless carry is 19.

 

Are there magazine capacity limits?

No. Missouri has no restrictions on magazine capacity or "assault weapon" features.