Congressional Authority
Explore by Topic
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Gibbons v. Ogden
22 U.S. (9 Wheat.) 1 (1824)
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McCulloch v. Maryland
17 U.S. 316 (1819)
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United States v. Butler
297 U.S. 1 (1936)
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NLRB v. Jones & Laughlin Steel Corp.
301 U.S. 1 (1937)
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United States v. Darby
312 U.S. 100 (1941)
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Wickard v. Filburn
317 U.S. 111 (1942)
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Dean Milk Co. v. Madison
340 U.S. 349 (1951)
Dormant Commerce Clause
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Florida Lime & Avocado Growers, Inc. v. Paul
373 U.S. 132 (1963)
Preemption Doctrine
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Hearts of Atlanta, Inc. v. United States
379 U.S. 241 (1964)
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Katzenbach v. McClung
379 U.S. 294 (1964)
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Pike v. Bruce Church, Inc.
397 U.S. 137 (1970)
Dormant Commerce Clause
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Hunt v. Washington State Apple Advertising Commission
432 U.S. 333 (1977)
Dormant Commerce Clause
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Pacific Gas & Electric Co. v. State Energy Resources Conservation & Development Commission
461 U.S. 190 (1983)
Preemption Doctrine
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Western & Southern Life Insurance Co. v. State Board of Equalization of California
451 U.S. 648 (1981)
Dormant Commerce Clause
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Garcia v. San Antonio Metropolitan Transit Authority
469 U.S. 528 (1985)
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South Dakota v. Dole
483 U.S. 203 (1987)
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New York v. United States
505 U.S. 144 (1992)
Commerce Clause | 10th Amendment
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West Lynn Creamery, Inc. v. Healy
512 U.S. 186 (1994)
Dormant Commerce Clause
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United States v. Lopez
514 U.S. 549 (1995)
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Printz v. United States
521 U.S. 898 (1997)
10th Amendment
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Reno v. Condon
528 U.S. 141 (2000)
10th Amendment
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United States v. Morrison
529 U.S. 598 (2000)
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Lorillard Tobacco Co. v. Reilly
533 U.S. 525 (2001)
Preemption Doctrine
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Sabri v. United States
541 U.S. 600 (2004)
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Gonzalez v. Raich
545 U.S. 1 (2005)
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Arizona v. United States
567 U.S. 387 (2012)
Preemption Doctrine
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National Federation of Independent Business v. Sebelius
567 U.S. 519 (2012)
Commerce Clause | Necessary & Proper Clause | Taxing & Spending Clause
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Murphy v. National Collegiate Athletic Association
584 U.S. 453 (2018)
10th Amendment
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Tennessee Wine & Spirits Retailers Association v. Thomas
588 U.S. 504 (2019)
Dormant Commerce Clause
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National Pork Producers Council v. Ross
598 U.S. 368 (2023)
Dormant Commerce Clause