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Japan Whaling Association v. American Cetacean Society

478 U.S. 221 · Decided June 30, 1986 · 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

Japan Whaling Association v. American Cetacean Society was decided on June 30, 1986 by a vote of 5–4. The Court reversed the lower court's decision. Justice Byron R. White 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
478 U.S. 221 · 106 S. Ct. 2860 · 92 L. Ed. 2d 166 · 1986 U.S. LEXIS 124
Docket number
85-954
Decided
June 30, 1986
Argued
April 30, 1986
Court era
Burger Court
Decision type
Opinion of the Court (orally argued)
Disposition
Reversed
Outcome for petitioner
The petitioning party received a favorable disposition
Vote
5–4
Majority opinion
Byron R. White
Opinion assigned by
Warren E. Burger
How the case arrived
Certiorari
Legal provision
16 U.S.C. § 1821
Type of law
Infrequently litigated statute
Decision direction (SCDB)
Conservative what this means

How the Justices voted

Full case caption

Japan Whaling Association et al. v. American Cetacean Society et al.

SCDB identifiers: case 1985-145, docket 1985-145-01.

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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