CaseTrail

United States v. Mendoza

464 U.S. 154 · Decided January 10, 1984 · 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

United States v. Mendoza was decided on January 10, 1984 unanimously (9–0). The Court reversed the lower court's decision. Justice William H. Rehnquist wrote the opinion of the Court. SCDB classifies its main issue as “Collateral estoppel or res judicata” in the Judicial Power area.

Read the opinion

Case details

Citations
464 U.S. 154 · 104 S. Ct. 568 · 78 L. Ed. 2d 379 · 1984 U.S. LEXIS 10
Docket number
82-849
Decided
January 10, 1984
Argued
November 2, 1983
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
9–0 (unanimous)
Majority opinion
William H. Rehnquist
Opinion assigned by
Warren E. Burger
How the case arrived
Certiorari
Issue area
Judicial Power
Legal provision
Estoppel
Type of law
Other
Decision direction (SCDB)
Liberal what this means

How the Justices voted

Full case caption

United States v. Mendoza

SCDB identifiers: case 1983-012, docket 1983-012-01.

Other cases on “Collateral estoppel or res judicata”

See all

Cases on the same legal provision: Estoppel

Same Term, same area (Judicial Power)

See all

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