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Mullaney v. Wilbur

421 U.S. 684 · Decided June 9, 1975 · 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

Mullaney v. Wilbur was decided on June 9, 1975 unanimously (9–0). The Court affirmed the lower court's decision. Justice Lewis F. Powell Jr. wrote the opinion of the Court. SCDB classifies its main issue as “Due process, miscellaneous” in the Due Process area. SCDB records that the Court declared a state or territorial law, regulation or constitutional provision unconstitutional.

Read the opinion

Case details

Citations
421 U.S. 684 · 95 S. Ct. 1881 · 44 L. Ed. 2d 508 · 1975 U.S. LEXIS 70
Docket number
74-13
Decided
June 9, 1975
Argued
January 15, 1975
Court era
Burger Court
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
Lewis F. Powell Jr.
Opinion assigned by
Warren E. Burger
How the case arrived
Certiorari
Issue area
Due Process
Legal provision
Fourteenth Amendment (due process)
Type of law
Constitutional amendment
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

Mullaney et al. v. Wilbur

SCDB identifiers: case 1974-112, docket 1974-112-01.

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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