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General Motors Corporation v. Evert Romein

503 U.S. 181 · Decided March 9, 1992 · 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. Evert Romein was decided on March 9, 1992 unanimously (9–0). The Court affirmed the lower court's decision. Justice Sandra Day O'Connor wrote the opinion of the Court. SCDB classifies its main issue as “State or local business regulation” in the Economic Activity area.

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Case details

Citations
503 U.S. 181 · 112 S. Ct. 1105 · 117 L. Ed. 2d 328 · 1992 U.S. LEXIS 1535
Docket number
90-1390
Decided
March 9, 1992
Argued
December 10, 1991
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
Sandra Day O'Connor
Opinion assigned by
William H. Rehnquist
How the case arrived
Certiorari
Legal provision
Article I, Section 10, Paragraph 1 (contract clause)
Type of law
Constitution
Decision direction (SCDB)
Liberal what this means

How the Justices voted

Full case caption

General Motors Corporation, et al. v. Evert Romein et al.

SCDB identifiers: case 1991-042, docket 1991-042-01.

Other cases on “State or local business regulation”

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Cases on the same legal provision: Article I, Section 10, Paragraph 1 (contract clause)

Same Term, same area (Economic Activity)

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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