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Commerce Clause power

Definitions from Case Law · United States Supreme Court

Definitions from Case Law

From 317 U.S. 111 - Wickard v. Filburn · 1942Most cited · 2,721 citing opinions

even if appellee's activity be local and though it may not be regarded as commerce, it may still, whatever its nature, be reached by Congress if it exerts a substantial economic effect on interstate commerce and this irrespective of whether such effect is what might at some earlier time have been defined as 'direct' or 'indirect.

How often courts cite the cases defining “Commerce Clause power”

19101920194019601980200020202030647

Court decisions citing the 2 opinions that defined “Commerce Clause power” — 3,262 in all, by decade. Counts are citations to the defining cases as a whole, not verified uses of the term. The dip in the most recent years is a data-coverage gap, not a real trend — our corpus holds fewer opinions from the latest years.

All 2 definitions, chronological · 1913–1942

  1. ORIGINAL

    Congress has power over transportation 'among the several states;' that the power is complete in itself, and that Congress, as an incident to it, may adopt not only means necessary but convenient to its exercise, and the means may have the quality of police regulations.

    incident to