In declining to take up the case, the Supreme Court leaves intact a lower court decision upholding Maryland's ban on certain semiautomatic rifles.

A split Supreme Court declined to hear a challenge to a Maryland ban on assault weapons.

A split Supreme Court declined to hear a challenge to a state ban on assault weapons, semiautomatic rifles that have also been used in multiple mass shootings.

Washington — The Supreme Court on Monday turned away a challenge to Maryland's ban on so-called assault weapons, leaving intact a lower court ruling that upheld the law.

Supreme Court won't hear challenge to Maryland assault weapons ban Three conservative justices publicly noted their disagreement, and a fourth said he is skeptical that such bans are constitutional.

Congress allowed a national assault weapons ban to expire in 2004. Attorneys for Maryland contend the guns aren’t protected by the Constitution because they’re similar to military-grade weapons.

A split Supreme Court declined on Monday to hear a challenge to a state ban on assault weapons, semiautomatic rifles that are popular among gun owners and that have also been used in multiple mass ...