Texas v. New Mexico
446 U.S. 540 · Decided May 19, 1980 · 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
Texas v. New Mexico was decided on May 19, 1980 by a vote of 8–1. The decision was issued per curiam (an unsigned opinion of the Court). SCDB classifies its main issue as “Non-real property dispute between states” in the Interstate Relations area.
Read the opinion
Case details
- Citations
- 446 U.S. 540 · 100 S. Ct. 2911 · 64 L. Ed. 2d 485 · 1980 U.S. LEXIS 101
- Docket number
- 65 ORIG
- Decided
- May 19, 1980
- Argued
- March 24, 1980
- Court era
- Burger Court
- Decision type
- Per curiam (orally argued)
- Outcome for petitioner
- The petitioning party did not receive a favorable disposition
- Vote
- 8–1
- Opinion assigned by
- Warren E. Burger
- How the case arrived
- Original jurisdiction
- Issue (SCDB)
- Non-real property dispute between states
- Issue area
- Interstate Relations
- Decision direction (SCDB)
- Unspecifiable what this means
How the Justices voted
| Justice | Vote | Separate writing |
|---|---|---|
| Justice William J. Brennan Jr. | Majority | |
| 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 | |
| Justice John Paul Stevens | Dissent | Wrote an opinion |
Full case caption
Texas v. New Mexico
SCDB identifiers: case 1979-090, docket 1979-090-01.
Related decisions
Other cases on “Non-real property dispute between states”
- Idaho ex Rel. Evans v. Oregon
- Wisconsin v. Illinois
- Maryland v. Louisiana
- Arizona v. California
- Colorado v. New Mexico
- Idaho ex Rel. Evans v. Oregon
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