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International Association of Machinists v. Street

367 U.S. 740 · Decided June 19, 1961 · 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

International Association of Machinists v. Street was decided on June 19, 1961 by a vote of 7–2. The Court reversed the lower court's decision and remanded the case. Justice William J. Brennan Jr. wrote the opinion of the Court. SCDB classifies its main issue as “Union or closed shop” in the Unions area.

Read the opinion

Case details

Citations
367 U.S. 740 · 81 S. Ct. 1784 · 6 L. Ed. 2d 1141 · 1961 U.S. LEXIS 1997
Docket number
4
Decided
June 19, 1961
Argued
April 21, 1960
Reargued
January 17, 1961
Court era
Warren Court
Decision type
Opinion of the Court (orally argued)
Disposition
Reversed and remanded
Outcome for petitioner
The petitioning party received a favorable disposition
Vote
7–2
Majority opinion
William J. Brennan Jr.
Opinion assigned by
Earl Warren
How the case arrived
Appeal
Issue area
Unions
Legal provision
Railway Labor Act
Type of law
Federal statute
Decision direction (SCDB)
Liberal what this means

How the Justices voted

JusticeVoteSeparate writing
Justice Hugo L. BlackDissentWrote an opinion
Justice Felix FrankfurterSpecial concurrenceWrote an opinion
Justice William O. DouglasSpecial concurrenceWrote an opinion
Justice Tom C. ClarkMajority
Chief Justice Earl WarrenMajority
Justice John M. Harlan IISpecial concurrence
Justice William J. Brennan Jr.MajorityWrote an opinion
Justice Charles E. WhittakerDissentWrote an opinion
Justice Potter StewartMajority

Full case caption

International Association of Machinists et al. v. Street et al.

SCDB identifiers: case 1960-136, docket 1960-136-01.

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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