Maryland et al. v. Wirtz, Secretary of Labor, et al.

Decided June 10, 1968. John Marshall Harlan delivered the opinion of the Court.

Docket 742 · 392 U.S. 183 (1968) · Cited 526 times

We don’t yet publish a summary of this opinion — read the official text below for the Court’s holding and reasoning.

How the Justices voted

Decided 6–2.

“Concurring” means agreeing with the outcome; any split shown is the Court’s judgment, not each Justice’s reasoning. Source: the Supreme Court Database (Spaeth et al.), Washington University.

Precedents cited

Supreme Court decisions this opinion relies on, ordered by how often it cites each. Cases in our collection link through; others are named.

• United States v. Darby · 312 U.S. 100 (1941)
• New York v. United States · 326 U.S. 572 (1946)
• United States v. California · 297 U.S. 175 (1936)
• National Labor Relations Board v. Jones & Laughlin Steel Corp. · 301 U.S. 1 (1937)
• Wickard v. Filburn · 317 U.S. 111 (1942)
• Katzenbach v. McClung · 379 U.S. 294 (1964)
• Sanitary District of Chicago v. United States · 266 U.S. 405 (1925)
• Parden v. Terminal Railway of Alabama State Docks Department · 377 U.S. 184 (1964)
• Oklahoma Ex Rel. Phillips v. Guy F. Atkinson Co. · 313 U.S. 508 (1941)
• Board of Trustees of Univ. of Ill. v. United States · 289 U.S. 48 (1933)
• Gibbons v. Ogden · 22 U.S. 1 (1824)
• Heart of Atlanta Motel, Inc. v. United States · 379 U.S. 241 (1964)
• A. B. Kirschbaum Co. v. Walling · 316 U.S. 517 (1942)
• Walling v. Jacksonville Paper Co. · 317 U.S. 564 (1943)
• Metcalf & Eddy v. Mitchell · 269 U.S. 514 (1926)
• Santa Cruz Fruit Packing Co. v. National Labor Relations Board · 303 U.S. 453 (1938)
• Polish National Alliance of the United States v. National Labor Relations Board · 322 U.S. 643 (1944)
• Case v. Bowles · 327 U.S. 92 (1946)

Cited by

Later Supreme Court opinions in our collection that cite this case.

• National League of Cities v. Usery · 426 U.S. 833 (1976)
• Fry v. United States · 421 U.S. 542 (1975)
• United States v. Lopez · 514 U.S. 549 (1995)
• Garcia v. San Antonio Metropolitan Transit Authority · 469 U.S. 528 (1985)
• Employees of Department of Public Health v. Department of Public Health · 411 U.S. 279 (1973)
• Gonzales v. Raich · 545 U.S. 1 (2005)
• United States v. Morrison · 529 U.S. 598 (2000)
• Alden v. Maine · 527 U.S. 706 (1999)
• Federal Election Commission v. Wisconsin Right to Life, Inc. · 551 U.S. 449 (2007)
• Citizens Bank v. Alafabco, Inc. · 539 U.S. 52 (2003)
• United States v. Comstock · 560 U.S. 126 (2010)
• Payne v. Tennessee · 501 U.S. 808 (1991)
• Shapiro v. Thompson · 394 U.S. 618 (1969)
• Hodel v. Virginia Surface Mining & Reclamation Assn., Inc. · 452 U.S. 264 (1981)
• New York v. United States · 505 U.S. 144 (1992)
• National Federation of Independent Business v. Sebelius · 567 U.S. 519 (2012)
• Perez v. United States · 402 U.S. 146 (1971)
• Equal Employment Opportunity Commission v. Wyoming · 460 U.S. 226 (1983)
• Florida Department of Health & Rehabilitative Services v. Florida Nursing Home Ass'n · 450 U.S. 147 (1981)
• Federal Energy Regulatory Commission v. Mississippi · 456 U.S. 742 (1982)
• Gulf Oil Corp. v. Copp Paving Co. · 419 U.S. 186 (1974)
• Haaland v. Brackeen · 599 U.S. 255 (2023)

Official text

Read the official opinion (U.S. Reports, govinfo.gov)

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Source: the U.S. Reports via govinfo.gov; authoring Justice and vote lineup from the Supreme Court Database (Washington University). Citation count from the Free Law Project’s CourtListener bulk data. Data last verified 2026-07-03. Informational only; verify against the primary source before relying. Not a consumer report (FCRA).