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Industrial Union Department v. American Petroleum Institute

448 U.S. 607 · Decided July 2, 1980 · 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

Industrial Union Department v. American Petroleum Institute was decided on July 2, 1980 by a vote of 5–4. The Court affirmed the lower court's decision. Justice John Paul Stevens wrote the opinion announcing the judgment of the Court. SCDB classifies its main issue as “Occupational Safety and Health Act” in the Unions area.

Read the opinion

Case details

Citations
448 U.S. 607 · 100 S. Ct. 2844 · 65 L. Ed. 2d 1010 · 1980 U.S. LEXIS 55
Docket number
78-911
Decided
July 2, 1980
Argued
October 10, 1979
Court era
Burger Court
Decision type
Judgment of the Court (orally argued)
Disposition
Affirmed
Outcome for petitioner
The petitioning party did not receive a favorable disposition
Vote
5–4
Majority opinion
John Paul Stevens
Opinion assigned by
Warren E. Burger
How the case arrived
Certiorari
Issue area
Unions
Legal provision
Occupational Safety and Health Act
Type of law
Federal statute
Decision direction (SCDB)
Conservative what this means

How the Justices voted

JusticeVoteSeparate writing
Justice William J. Brennan Jr.Dissent
Justice Potter StewartMajority
Justice Byron R. WhiteDissent
Justice Thurgood MarshallDissentWrote an opinion
Chief Justice Warren E. BurgerConcurrenceWrote an opinion
Justice Harry A. BlackmunDissent
Justice Lewis F. Powell Jr.Special concurrenceWrote an opinion
Justice William H. RehnquistSpecial concurrenceWrote an opinion
Justice John Paul StevensJudgment of the CourtWrote an opinion

Full case caption

Industrial Union Department, AFL-CIO v. American Petroleum Institute et al.

SCDB identifiers: case 1979-155, docket 1979-155-01.

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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