521 U.S. 898 (1997) (U.S. Supreme Court)
Printz v. United States is a cornerstone of modern federalism doctrine and the definitive statement that Congress may not commandeer state executive officials to carry out federal regulatory tasks.
Does Congress violate the Tenth Amendment and the constitutional structure of federalism by requiring state and local executive officers to implement and enforce a federal regulatory program, here by compelling CLEOs to conduct background checks under the Brady Act's interim provisions?
Under the anti-commandeering principle, Congress may not compel state legislative or executive officials to administer or enforce a federal regulatory program. The federal government may regulate private actors directly, preempt conflicting state laws under the Supremacy Clause, and encourage state cooperation through permissible incentives (such as conditional spending or cooperative schemes), but it cannot issue direct orders to state officers to execute federal law. The Supremacy Clause binds state judges to apply valid federal law, but it does not authorize commandeering of state executives. Any Necessary and Proper Clause power must be both necessary and proper; compelling state officers to execute federal law is not proper in light of the Constitution's structure of dual sovereignty and separation of powers.
Yes. The Brady Act's interim provisions requiring state and local chief law enforcement officers to conduct background checks and perform related tasks unconstitutionally commandeer state executive officials. The Supreme Court reversed the Ninth Circuit and held that Congress cannot compel state executive officers to administer or enforce a federal regulatory scheme.
Printz firmly established the anti-commandeering doctrine alongside New York v. United States and has become a bedrock rule of constitutional federalism. It clarifies that Congress cannot sidestep political and administrative costs by drafting state executive officials into federal service. The decision preserves political accountability and the separation of powers by ensuring federal policy is carried out by federal officers under presidential control. It also maps out lawful alternatives: direct federal regulation of private parties, preemption of conflicting state laws, information sharing and cooperative programs that states may choose to join, and conditional spending with noncoercive terms. In later cases, the Court relied on Printz to police the federal-state boundary. Reno v. Condon upheld a federal law regulating states as data holders because it did not compel state officers to enforce federal law. Murphy v. NCAA extended anti-commandeering to prohibitions that forbid states from authorizing certain conduct, confirming that Congress cannot dictate what a state legislature must or must not do. Printz therefore influences contemporary debates over environmental enforcement, immigration and sanctuary policies, marijuana regulation, and the design of federal-state partnerships.