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Katz v. United States

No. 35 SCOTUS · Decided SCOTUS

Case Overview

The Fourth Amendment protects people, not places; wiretapping a phone booth was a search because society recognizes an expectation of privacy there. The reasonable-expectation-of-privacy test underlying all modern search law.


CourtU.S. Supreme Court
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Cert Granted -
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Historical/Teaching TMR-023a57fc Jul 19, 2026
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