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Bonito Boats, Inc. v. Thunder Craft Boats, Inc.

489 U.S. 141 · Decided February 21, 1989 · 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

Bonito Boats, Inc. v. Thunder Craft Boats, Inc. was decided on February 21, 1989 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 “Federal preemption of state legislation or regulation” in the Federalism area. SCDB records that the Court declared a state or territorial law, regulation or constitutional provision unconstitutional.

Read the opinion

Case details

Citations
489 U.S. 141 · 109 S. Ct. 971 · 103 L. Ed. 2d 118 · 1989 U.S. LEXIS 629
Docket number
87-1346
Decided
February 21, 1989
Argued
December 5, 1988
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
Issue area
Federalism
Legal provision
Article VI, Section 2 (supremacy clause)
Type of law
Constitution
Held unconstitutional
A state or territorial law, regulation or constitutional provision
Decision direction (SCDB)
Liberal what this means

How the Justices voted

Full case caption

Bonito Boats, Inc. v. Thunder Craft Boats, Inc.

SCDB identifiers: case 1988-034, docket 1988-034-01.

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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