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McMillan v. Pennsylvania

477 U.S. 79 · Decided June 19, 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

McMillan v. Pennsylvania was decided on June 19, 1986 by a vote of 5–4. The Court affirmed the lower court's decision. Justice William H. Rehnquist wrote the opinion of the Court. SCDB classifies its main issue as “Due process, miscellaneous” in the Due Process area.

Read the opinion

Case details

Citations
477 U.S. 79 · 106 S. Ct. 2411 · 91 L. Ed. 2d 67 · 1986 U.S. LEXIS 109
Docket number
85-215
Decided
June 19, 1986
Argued
March 4, 1986
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
5–4
Majority opinion
William H. Rehnquist
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
Decision direction (SCDB)
Conservative what this means

How the Justices voted

Full case caption

McMillan et al. v. Pennsylvania

SCDB identifiers: case 1985-119, docket 1985-119-01.

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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