<P> Gun laws in Missouri regulate the sale, possession, and use of firearms and ammunition in the state of Missouri in the United States . </P> <Table> <Tr> <Th> Subject / Law </Th> <Th> Long Guns </Th> <Th> Handguns </Th> <Th> Relevant Statutes </Th> <Th> Notes </Th> </Tr> <Tr> <Td> Permit to purchase required? </Td> <Td> No </Td> <Td> No </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Firearm registration? </Td> <Td> No </Td> <Td> No </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Owner license required? </Td> <Td> No </Td> <Td> No </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Carry permits required? </Td> <Td> No </Td> <Td> No </Td> <Td> </Td> <Td> Missouri is a "shall issue" state for concealed carry . Permitless carry took effect on January 1, 2017 . </Td> </Tr> <Tr> <Td> Open carry permitted? </Td> <Td> Yes </Td> <Td> Yes </Td> <Td> </Td> <Td> Open carry is permitted . As of October 11, 2014, a valid CCW overrides local laws against Open Carry, state wide . </Td> </Tr> <Tr> <Td> State preemption of local restrictions? </Td> <Td> Yes </Td> <Td> Yes </Td> <Td> </Td> <Td> Local governments are allowed to regulate open carry and the discharge of firearms (except in self defense); however, ccw permit holders are exempt from ordinances banning open carry . </Td> </Tr> <Tr> <Td> Assault weapon law? </Td> <Td> No </Td> <Td> No </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Magazine Capacity Restriction? </Td> <Td> No </Td> <Td> No </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> NFA weapons restricted? </Td> <Td> No </Td> <Td> No </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Peaceable journey law? </Td> <Td> Yes </Td> <Td> Yes </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Background checks required for private sales? </Td> <Td> No </Td> <Td> No </Td> <Td> </Td> <Td> </Td> </Tr> </Table> <Tr> <Th> Subject / Law </Th> <Th> Long Guns </Th> <Th> Handguns </Th> <Th> Relevant Statutes </Th> <Th> Notes </Th> </Tr>

When did missouri become an open carry state