Congressional Authority
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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)
Necessary and Proper Clause
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Wickard v. Filburn
317 U.S. 111 (1942)
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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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Garcia v. San Antonio Metropolitan Transit Authority
469 U.S. 528 (1985)
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National Federation of Independent Business v. Sebelius
567 U.S. 519 (2012)
Commerce Clause | Necessary and Proper Clause | Taxing and Spending Clause