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General Motors Corporation v. United States

496 U.S. 530 · Decided June 14, 1990 · 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

General Motors Corporation v. United States was decided on June 14, 1990 unanimously (9–0). The Court affirmed the lower court's decision. Justice Harry A. Blackmun wrote the opinion of the Court. SCDB classifies its main issue as “Natural resources and environmental protection” in the Economic Activity area.

Read the opinion

Case details

Citations
496 U.S. 530 · 110 S. Ct. 2528 · 110 L. Ed. 2d 480 · 1990 U.S. LEXIS 3146
Docket number
89-369
Decided
June 14, 1990
Argued
March 21, 1990
Decision type
Opinion of the Court (orally argued)
Disposition
Affirmed
Outcome for petitioner
The petitioning party did not receive a favorable disposition
Vote
9–0 (unanimous)
Majority opinion
Harry A. Blackmun
Opinion assigned by
William H. Rehnquist
How the case arrived
Certiorari
Legal provision
Clean Air Act
Type of law
Federal statute
Decision direction (SCDB)
Liberal what this means

How the Justices voted

Full case caption

General Motors Corporation v. United States

SCDB identifiers: case 1989-112, docket 1989-112-01.

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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