Nebraska v. Iowa
406 U.S. 117 · Decided April 24, 1972 · 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
Nebraska v. Iowa was decided on April 24, 1972 unanimously (9–0). Justice William J. Brennan Jr. wrote the opinion of the Court. SCDB classifies its main issue as “Boundary dispute between states” in the Interstate Relations area.
Read the opinion
Case details
- Citations
- 406 U.S. 117 · 92 S. Ct. 1379 · 31 L. Ed. 2d 733 · 1972 U.S. LEXIS 64
- Docket number
- 17 ORIG
- Decided
- April 24, 1972
- Argued
- March 29, 1972
- Court era
- Burger Court
- Decision type
- Opinion of the Court (orally argued)
- Outcome for petitioner
- The petitioning party received a favorable disposition
- Vote
- 9–0 (unanimous)
- Majority opinion
- William J. Brennan Jr.
- Opinion assigned by
- Warren E. Burger
- How the case arrived
- Original jurisdiction
- Issue (SCDB)
- Boundary dispute between states
- Issue area
- Interstate Relations
- Legal provision
- Interstate compact
- Type of law
- Other
- Decision direction (SCDB)
- Unspecifiable what this means
How the Justices voted
| Justice | Vote | Separate writing |
|---|---|---|
| Justice William O. Douglas | Majority | |
| Justice William J. Brennan Jr. | Majority | Wrote an opinion |
| Justice Potter Stewart | Majority | |
| Justice Byron R. White | Majority | |
| Justice Thurgood Marshall | Majority | |
| Chief Justice Warren E. Burger | Majority | |
| Justice Harry A. Blackmun | Majority | |
| Justice Lewis F. Powell Jr. | Majority | |
| Justice William H. Rehnquist | Majority |
Full case caption
Nebraska v. Iowa
SCDB identifiers: case 1971-096, docket 1971-096-01.
Related decisions
Other cases on “Boundary dispute between states”
- Nebraska v. Iowa
- Michigan v. Ohio
- Ohio v. Kentucky
- Texas v. Louisiana
- Arkansas v. Tennessee
- Illinois v. Missouri
Cases on the same legal provision: Interstate compact
- Texas v. New Mexico
- Carchman v. Nash
- Texas v. New Mexico
- States of Oklahoma and Texas v. State of New Mexico
- West Virginia ex Rel. Dyer v. Sims
- State of Oklahoma and State of Texas v. New Mexico
Same Term, same area (Interstate Relations)
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