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Marchetti v. United States

390 U.S. 39 · Decided January 29, 1968 · Supreme Court of the United States

Record summary. This page is generated from the Supreme Court Database’s coded data about the case. It describes who decided what, not the Court’s reasoning. Read the opinion itself before relying on it. Not legal advice.

At a glance

Marchetti v. United States was decided on January 29, 1968 by a vote of 7–1. The Court reversed the lower court's decision. Justice John M. Harlan II wrote the opinion of the Court. SCDB classifies its main issue as “Self-incrimination (general)” in the Criminal Procedure area. SCDB codes this decision as formally altering one or more of the Court's own precedents. SCDB records that the Court declared an act of Congress unconstitutional.

Read the opinion

Case details

Citations
390 U.S. 39 · 88 S. Ct. 697 · 19 L. Ed. 2d 889 · 1968 U.S. LEXIS 3130
Docket number
2
Decided
January 29, 1968
Argued
January 17, 1967
Reargued
October 10, 1967
Court era
Warren Court
Decision type
Opinion of the Court (orally argued)
Disposition
Reversed
Outcome for petitioner
The petitioning party received a favorable disposition
Vote
7–1
Majority opinion
John M. Harlan II
Opinion assigned by
Hugo L. Black
How the case arrived
Certiorari
Legal provision
Internal Revenue Code
Type of law
Federal statute
Altered precedent
Yes — formally altered the Court's precedent
Held unconstitutional
An act of Congress
Decision direction (SCDB)
Liberal what this means

How the Justices voted

JusticeVoteSeparate writing
Justice Hugo L. BlackMajority
Justice William O. DouglasMajority
Chief Justice Earl WarrenDissentWrote an opinion
Justice John M. Harlan IIMajorityWrote an opinion
Justice William J. Brennan Jr.ConcurrenceWrote an opinion
Justice Potter StewartConcurrenceWrote an opinion
Justice Byron R. WhiteMajority
Justice Abe FortasMajority

Did not participate: Thurgood Marshall.

Full case caption

Marchetti v. United States

SCDB identifiers: case 1967-061, docket 1967-061-01.

Other cases on “Self-incrimination (general)”

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Cases on the same legal provision: Internal Revenue Code

Same Term, same area (Criminal Procedure)

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Source: Supreme Court Database, 2026 Release 01 (data file dated September 8, 2026). Imported into CaseTrail November 5, 2026. Coverage: decisions from the 1946 through 2025 Terms. Methodology · Report an error