The Commerce Clause describes an enumerated power listed in the United States Constitution (Article I, Section 8, Clause 3). The clause states that the...

The Dormant Commerce Clause, or Negative Commerce Clause, in American constitutional law, is a legal doctrine that courts in the United States have inferred...

Most notably, Clauses 1 (the General Welfare or Taxing and Spending clause), 3 (the Commerce clause), and 18 (The Necessary and Proper clause) have been...

requiring states to enforce federal law. In the 20th century, the Commerce Clause became one of the most frequently-used sources of Congress's power...

the Commerce Clause.[citation needed] In National Federation of Independent Business v. Sebelius, the Supreme Court held that the Commerce Clause did...

powers granted to the US Congress under the Commerce Clause and the Fourteenth Amendment's Equal Protection Clause. Along with United States v. Lopez (1995)...

held that the power to regulate interstate commerce, which is granted to the US Congress by the Commerce Clause of the US Constitution, encompasses the power...

is the power to regulate commerce. Since the early 20th century, the Supreme Court's interpretation of this "Commerce Clause" has, over time, greatly...

interstate commerce. It was the first case since 1937 in which the Court held that Congress had exceeded its power under the Commerce Clause. The case...

The Necessary and Proper Clause, also known as the Elastic Clause, is a clause in Article I, Section 8 of the United States Constitution: The Congress...