Is High-Capacity Magazine Legal in Missouri? (2026)
Yes. In Missouri, high-capacity magazine is legal. Missouri has no state laws restricting the capacity of firearm magazines. Residents are free to own, purchase, and sell high-capacity magazines without any state-imposed limitations or permits, consistent with Missouri's robust protection of firearm rights under RSMo Chapter 571..
Key facts
- Status
- Legal
- Permit required
- No
- Jurisdiction
- Missouri
- Last reviewed
- 2026-04-09
High-Capacity Magazine laws in Missouri
Missouri law does not regulate the capacity of firearm magazines. There are no statutes within the Revised Statutes of Missouri, including Chapter 571 (Weapons Offenses), that define 'high-capacity magazines' or impose any restrictions on their ownership, sale, or transfer. This means that individuals in Missouri can legally possess magazines capable of holding more than 10 rounds without facing any state-level penalties or requiring special permits. The state's approach to firearms is generally permissive, emphasizing the right to bear arms. Missouri also has strong preemption laws that prevent local governments from enacting ordinances that would restrict firearm ownership more stringently than state law. As a result, high-capacity magazines are treated no differently than any other firearm accessory under Missouri law, reflecting a commitment to broad Second Amendment rights.
Frequently asked questions
Is high-capacity magazine legal in Missouri for travelers?
For travelers visiting Missouri, high-capacity magazine is currently legal. Missouri law does not regulate the capacity of firearm magazines. There are no statutes within the Revised Statutes of Missouri, including Chapter 571 (Weapons Offenses), that define 'high-capacity magazines' or impose any restrictions on their ownership, sale, or transfer. This means that individuals in Missouri can legally possess magazines capable of holding more than 10 rounds without facing any state-level penalties or requiring special permits. The state's approach to firearms is generally permissive, emphasizing the right to bear arms. Missouri also has strong preemption laws that prevent local governments from enacting ordinances that would restrict firearm ownership more stringently than state law. As a result, high-capacity magazines are treated no differently than any other firearm accessory under Missouri law, reflecting a commitment to broad Second Amendment rights.
Do I need a permit for high-capacity magazine in Missouri?
Missouri does not specifically require a permit for high-capacity magazine, though general regulations apply.
Can I transport high-capacity magazine through Missouri?
Transport laws for high-capacity magazine in Missouri depend on the specific item and your route. Generally, transport is allowed if you comply with state regulations. Always check states you pass through.
What are the penalties for high-capacity magazine violations in Missouri?
Penalties for high-capacity magazine violations in Missouri vary based on the specific offense. Always verify current laws before traveling.