McKinney v. Arizona

Decided February 25, 2020. Brett M. Kavanaugh delivered the opinion of the Court.

Docket 18-1109 · 589 U.S. 139 (2020) · Cited 83 times

Holding

When a capital sentencing error under Eddings v. Oklahoma, 455 U. S. 104, is found on collateral review, a state appellate court may conduct the reweighing of aggravating and mitigating evidence, as permitted by Clemons v. Mississippi, 494 U. S. 738, on collateral review.

The Court’s statement of the holding, from the opinion’s syllabus. The syllabus is prepared by the Reporter of Decisions and is not part of the opinion of the Court — read the official opinion for authority.

How the Justices voted

Decided 5–4.

“Concurring” means agreeing with the outcome; any split shown is the Court’s judgment, not each Justice’s reasoning. The lineup is the syllabus’s disposition of who wrote and joined each opinion. Source: the opinion’s syllabus (supremecourt.gov).

Precedents cited

Supreme Court decisions this opinion relies on, ordered by how often it cites each. Cases in our collection link through; others are named.

• Clemons v. Mississippi · 494 U.S. 738 (1990)
• Ring v. Arizona · 536 U.S. 584 (2002)
• Eddings v. Oklahoma · 455 U.S. 104 (1982)
• Hurst v. Florida · 577 U.S. 92 (2016)
• Brecht v. Abrahamson · 507 U.S. 619 (1993)
• Apprendi v. New Jersey · 530 U.S. 466 (2000)
• Teague v. Lane · 489 U.S. 288 (1989)
• Schriro v. Summerlin · 542 U.S. 348 (2004)
• Griffith v. Kentucky · 479 U.S. 314 (1987)
• Gregg v. Georgia · 428 U.S. 153 (1976)
• Mullaney v. Wilbur · 421 U.S. 684 (1975)
• Penry v. Lynaugh · 492 U.S. 302 (1989)
• Zant v. Stephens · 462 U.S. 862 (1983)
• United States v. Detroit Timber & Lumber Co. · 200 U.S. 321 (1906)
• Tuilaepa v. California · 512 U.S. 967 (1994)
• Jimenez v. Quarterman · 555 U.S. 113 (2009)
• Kansas v. Kansas · 577 U.S. 108 (2016)

Cited by

Later Supreme Court opinions in our collection that cite this case.

• Georgia v. Public Resource.Org, Inc. · 590 U.S. 255 (2020)

Official text

Read the official opinion (PDF, supremecourt.gov)

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Source: Supreme Court of the United States, slip opinions (2020). Citation count from the Free Law Project’s CourtListener bulk data. Data last verified 2026-07-03. Informational only; verify against the primary source before relying. Not a consumer report (FCRA).