The United States Constitution
The Commerce Clause is one of Congress’ enumerated powers found in the Constitution of the United States, Article. I. Section. 8., clause 3:
(Clause 3 – Commerce power)
[The Congress shall have Power] To regulate Commerce with foreign Nations, and among the several States, and with the Indian Tribes;
The “commerce clause” is one of the most far-reaching grants of power to Congress.
From the U.S. Senate web site.
“Wheat, Weed, and ObamaCare: How the Commerce Clause Made Congress All-Powerful,” from reason.tv
More
- Pocket Constitution
- Congressional Procedure, Chapter 1. B. Constitutional Provisions
- The Constitution of the United States: A Transcription – The National Archives
- United States Constitution: Texts, Commentaries, Historical Texts and Judicial Decisions – Law Library of Congress
- CRS Annotated Constitution
- The Constitution of the United States of America: Analysis and Interpretation – FDsys
- Constitution of the United States of America: Analysis and Interpretation, Govinfo.gov
- CRS Annotated Constitution, LII
- Heritage Guide to the Constitution
- “Federalism and the Constitution: Limits on Congressional Power,” CRS Report RL30315 (31-page PDF
)
- “Congress’ Power Under the Commerce Clause: The Impact of Recent Court Decisions,” CRS Report RL32446 (21-page PDF
)
- “The Commerce Clause as a Limit on Congressional Power to Protect the Environment,” CRS Report RS20116 (html)
- “The Power to Regulate Commerce: Limits on Congressional Power,” CRS Report RL32844 (25-page PDF
)
- “Internet Commerce and State Sales and Use Taxes,” CRS Report RL31252 (20-page PDF
)
- “Legislative Powers of Congress: A Brief Reference Guide,” CRS Report 97-434 (20-page PDF
)
- State and Federal Authority to Mandate COVID-19 Vaccination, CRS Report R46745 (17-page PDF
)
- Commerce clause, with case law links – from Cornell’s Legal Information Institute (LII)
- Commerce Clause – from Wikipedia
- Constitution of the United States, Article. I. Section. 8.
- Commerce Clause category on the Constitutional Law Prof Blog
- “Wickard v. Filburn: The Supreme Court Case That Gave the Federal Government Nearly Unlimited Power,” by Antony Davies and James R. Harrigan
- “The Federal Government’s “Police Power” and the Takings Clause: Part IV,” by Josh Blackman
- “Congress’s Authority to Regulate Interstate Commerce,” CRS In Focus IF11971 (5-page PDF
)
- “Supreme Court Narrows Dormant Commerce Clause and Upholds State Animal Welfare Law,” CRS Legal Sidebar LSB11031 (8-page PDF
)
Interstate Commerce & the Constitution

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Our Pocket Constitution: details on our web site.
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