Firearm law reference
Missouri Firearm Laws
A plain-English overview of the firearm rules most relevant to buying and selling in Missouri — private-sale background checks, restricted-firearm and magazine rules, handgun roster, and waiting periods. Federal law applies everywhere on top of these state rules.
At a glance
What to watch for
Frequently asked
Does Missouri require a background check for private firearm sales?+
Missouri does not require a universal background check for private firearm sales between residents, but federal law still prohibits transfers to prohibited persons and straw purchases, and any interstate transfer must go through a licensed dealer.
Does Missouri restrict "assault weapons"?+
Missouri does not have a state "assault weapons" ban, though federal rules still apply.
Are magazine-capacity limits in effect in Missouri?+
Missouri does not impose a state large-capacity magazine limit.
Is there a waiting period to receive a firearm in Missouri?+
Missouri does not impose a state waiting period, though the federal background check must still clear before transfer.
Buying or selling in Missouri?
Rangium shows these state-specific notes right on every listing, and Vanta can answer compliance questions against your own inventory. Rangium is a neutral listings venue — it never processes payment or ships firearms.