The 1968 Gun Control Act defined “machine gun” to include accessories “for use in converting a weapon” into a machine gun, and the ATF concluded that bump stocks meet that definition.

"Without repeating the intricacies of those positions here, there can be no doubt that a significant number of reasonable jurists have reached diametrically opposed conclusions as to whether the ...

The Supreme Court on Friday struck down a Trump-era ban on bump stocks, controversial devices used to increase the firing rate on semi-automatic rifles. But that doesn’t mean they will be ...

Gun lobbyists sued then-Attorney General William Barr, claiming the ATF overstepped its authority when it added bump stocks to the statutory definition of machine gun with the passage of a final rule.

Bump stocks don’t fit that definition because “the trigger must still be released and reengaged to fire each additional shot,” Thomas wrote. He also pointed to over a decade of ATF’s ...