New Hampshire has no law restricting machine guns.

Federal law requires machine guns to be registered with the Bureau of Alcohol, Tobacco, Firearms & Explosives (ATF), and generally prohibits the transfer or possession of machine guns manufactured after May 19, 1986.¹

 See our Machine Guns policy summary for a comprehensive discussion of this issue. 

1. 18 U.S.C. § 922(o); 26 U.S.C. § 5861(d).[↩]