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Thomas v. Union Carbide Agricultural Products Co.

473 U.S. 568 · Decided July 1, 1985 · 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

Thomas v. Union Carbide Agricultural Products Co. was decided on July 1, 1985 unanimously (9–0). The Court reversed the lower court's decision and remanded the case. Justice Sandra Day O'Connor wrote the opinion of the Court. SCDB classifies its main issue as “Arbitration (non-labor)” in the Economic Activity area.

Read the opinion

Case details

Citations
473 U.S. 568 · 105 S. Ct. 3325 · 87 L. Ed. 2d 409 · 1985 U.S. LEXIS 121
Docket number
84-497
Decided
July 1, 1985
Argued
March 26, 1985
Court era
Burger Court
Decision type
Opinion of the Court (orally argued)
Disposition
Reversed and remanded
Outcome for petitioner
The petitioning party received a favorable disposition
Vote
9–0 (unanimous)
Majority opinion
Sandra Day O'Connor
Opinion assigned by
Warren E. Burger
How the case arrived
Appeal
Legal provision
Article III, Section 2, Paragraph 1 (case or controversy requirement)
Type of law
Constitution
Decision direction (SCDB)
Conservative what this means

How the Justices voted

JusticeVoteSeparate writing
Justice William J. Brennan Jr.Special concurrenceWrote an opinion
Justice Byron R. WhiteMajority
Justice Thurgood MarshallSpecial concurrence
Chief Justice Warren E. BurgerMajority
Justice Harry A. BlackmunSpecial concurrence
Justice Lewis F. Powell Jr.Majority
Justice William H. RehnquistMajority
Justice John Paul StevensSpecial concurrenceWrote an opinion
Justice Sandra Day O'ConnorMajorityWrote an opinion

Full case caption

Thomas, Administrator, United States Environmental Protection Agency v. Union Carbide Agricultural Products Co. et al.

SCDB identifiers: case 1984-161, docket 1984-161-01.

Other cases on “Arbitration (non-labor)”

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Cases on the same legal provision: Article III, Section 2, Paragraph 1 (case or controversy requirement)

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