The interim provision of the Brady Handgun Violence Prevention Act that requires state and local officials to conduct background checks on firearm purchasers violates the Tenth Amendment. Decided June 27, 1997 (argued December 3, 1996). Opinion of the Court: Antonin Scalia → go there Dissenting: Stevens, Souter, Breyer. Applied: the Tenth Amendment → go there Topic: Federalism. Printz v. United States, 521 U.S. 898 (1997), was a United States Supreme Court case in which the court held that certain interim provisions of the Brady Handgun Violence Prevention Act violated the Tenth Amendment to the United States Constitution. Wiki link