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International Association of Machinists v. Gonzales

356 U.S. 617 · Decided May 26, 1958 · 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. Gonzales was decided on May 26, 1958 by a vote of 6–2. The Court affirmed the lower court's decision. Justice Felix Frankfurter wrote the opinion of the Court. SCDB classifies its main issue as “Federal preemption of state court jurisdiction” in the Federalism area.

Read the opinion

Case details

Citations
356 U.S. 617 · 78 S. Ct. 923 · 2 L. Ed. 2d 1018 · 1958 U.S. LEXIS 1812
Docket number
31
Decided
May 26, 1958
Argued
December 12, 1957
Court era
Warren Court
Decision type
Opinion of the Court (orally argued)
Disposition
Affirmed
Outcome for petitioner
The petitioning party did not receive a favorable disposition
Vote
6–2
Majority opinion
Felix Frankfurter
Opinion assigned by
Felix Frankfurter
How the case arrived
Certiorari
Issue area
Federalism
Legal provision
National Labor Relations Act
Type of law
Federal statute
Decision direction (SCDB)
Conservative what this means

How the Justices voted

Did not participate: Hugo L. Black.

Full case caption

International Association of Machinists et al. v. Gonzales

SCDB identifiers: case 1957-105, docket 1957-105-01.

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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