<P> Missouri law exempts the possession of antique firearms, as defined in 18 U.S.C. Section 921, from the provision that specifies a person commits the crime of unlawful possession of a firearm if he or she is a convicted felon possessing a firearm . </P> <P> Missouri Statute 571.121 (8 / 28 / 2007) says that: (a) You have to carry your permit with you when you carry the concealed weapon, and if you don't have it with you, it is not a crime, but you can be fined up to $35; and that (b) County sheriffs issue a state CCW I.D. that reflects that you can carry concealed . </P> <P> In September 2014, Missouri lawmakers passed SB 656 allowing specially trained school employees to carry concealed guns on campuses . It also allows anyone with a concealed weapons permit to carry guns openly in cities or towns with bans against the open carrying of firearms . The age to obtain a concealed weapons permit was also dropped from 21 to 19 (See 2014 Senate Bill 656). Missouri became the 10th state to pass legislation allowing armed school employees since the mass shooting at Sandy Hook Elementary School in Newtown, Connecticut, in 2012 . The bill was initially vetoed by Gov. Nixon, but the Missouri legislature overrode the veto during the September veto session . </P> <P> In September 2016, another Senate bill coincidentally numbered SB 656 was passed allowing permitless concealed carry by anyone 19 years of age or older who may lawfully own a gun . This bill was also vetoed by Governor Nixon, on June 27, 2016 . After the Missouri legislature reconvened for the veto - override session on September 14, 2016, the Senate voted to override the veto with a 24--6 vote (23 required) and the House followed through shortly thereafter with a 112--41 vote (109 required). The permitless carry provision of the bill went into effect on January 1, 2017 . </P>

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