Necessary and Proper Clause — related Supreme Court cases
This page groups Supreme Court cases that involve the constitutional concept “Necessary and Proper Clause”. Use it to explore related decisions and see how the same idea shows up across different cases.
“Necessary and Proper Clause” is:
Congress's implied powers to enact laws needed to carry out its enumerated powers.
Source: Article I Where this concept definition/label comes from (for example, a constitutional provision or a reference framework).
Cases
These are cases where this concept was identified as relevant. Click a case to view its summary, holding, and supporting syllabus excerpts.
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Moore v. United States
20th June 2024
The case discusses Congress's ability to attribute income to shareholders and tax them, which involves implied powers under the Necessary and Proper Clause.