Katz v. United States · ¶39

The first case to reach this Court which actually involved a clear-cut test of the Fourth Amendment’s applicability to eavesdropping through a wiretap was, of course, Olmstead, su-pra. In holding that the interception of private telephone conversations by means of wiretapping was not a violation of the Fourth Amendment, this Court, speaking through Mr. Chief Justice Taft, examined the language of the Amendment and found, just as I do now, that the words could not be stretched to encompass overheard conversations:

U. S. Reports, bound volume
U. S. Reports, volume 389, at 347 (Library of Congress) · transcription: Caselaw Access Project
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