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Arizona State Legislature v. Arizona Independent Redistricting Commission

576 U.S. 787 · Decided June 29, 2015 · 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

Arizona State Legislature v. Arizona Independent Redistricting Commission was decided on June 29, 2015 by a vote of 5–4. The Court affirmed the lower court's decision. Justice Ruth Bader Ginsburg wrote the opinion of the Court. SCDB classifies its main issue as “Reapportionment (other than Voting Rights Act plans)” in the Civil Rights area.

Read the opinion

Case details

Citations
576 U.S. 787 · 135 S. Ct. 2652 · 192 L. Ed. 2d 704 · 2015 U.S. LEXIS 4253
Docket number
13-1314
Decided
June 29, 2015
Argued
March 2, 2015
Court era
Roberts 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
Ruth Bader Ginsburg
Opinion assigned by
Anthony M. Kennedy
How the case arrived
Appeal
Issue area
Civil Rights
Legal provision
Article I, Section 4, Paragraph 1 (elections clause)
Type of law
Constitution
Decision direction (SCDB)
Liberal what this means

How the Justices voted

JusticeVoteSeparate writing
Justice Antonin ScaliaDissentWrote an opinion
Justice Anthony M. KennedyMajority
Justice Clarence ThomasDissentWrote an opinion
Justice Ruth Bader GinsburgMajorityWrote an opinion
Justice Stephen G. BreyerMajority
Chief Justice John G. Roberts Jr.DissentWrote an opinion
Justice Samuel A. Alito Jr.Dissent
Justice Sonia SotomayorMajority
Justice Elena KaganMajority

Full case caption

Arizona State Legislature v. Arizona Independent Redistricting Commission

SCDB identifiers: case 2014-048, docket 2014-048-01.

Other cases on “Reapportionment (other than Voting Rights Act plans)”

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Cases on the same legal provision: Article I, Section 4, Paragraph 1 (elections clause)

Same Term, same area (Civil Rights)

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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