Supreme Court original jurisdiction: Supreme Court decisions

Every U.S. Supreme Court decision from the 1946 through 2025 Terms that the Supreme Court Database classifies under the issue “Supreme Court original jurisdiction,” part of the Judicial Power area.

Legal provisions most often involved

All 14 decisions, newest first

• The Federal Republic of Germany v. United States
  526 U.S. 111Decided March 3, 19997–2Per curiam
• Mississippi v. Louisiana
  506 U.S. 73Decided December 14, 19929–0William H. Rehnquist
• South Carolina v. Regan
  465 U.S. 367Decided February 22, 19849–0William J. Brennan Jr.
• Texas v. New Mexico
  462 U.S. 554Decided June 17, 19839–0William J. Brennan Jr.
• California v. Texas
  457 U.S. 164Decided June 14, 19825–4Per curiam
• California v. Arizona
  440 U.S. 59Decided February 22, 19799–0Potter Stewart
• Pennsylvania v. New Jersey
  426 U.S. 660Decided June 17, 19765–2Per curiam
• Arizona v. New Mexico
  425 U.S. 794Decided May 24, 19769–0Per curiam
• United States v. Nevada
  412 U.S. 534Decided June 11, 19738–1Per curiam
• Illinois v. Michigan
  409 U.S. 36Decided October 24, 19729–0Per curiam
• Virginia v. Maryland
  355 U.S. 269Decided December 16, 19579–0Per curiam
• United States v. Louisiana
  354 U.S. 515Decided June 24, 19577–0Per curiam
• Arkansas v. Texas
  346 U.S. 368Decided November 16, 19535–4William O. Douglas
• Ex Parte Fahey
  332 U.S. 258Decided June 23, 19479–0Robert H. Jackson

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