Public Service Commission of Maryland v. Chesapeake & Potomac Telephone Company of Maryland
476 U.S. 445 · Decided May 27, 1986 · Supreme Court of the United States
At a glance
Public Service Commission of Maryland v. Chesapeake & Potomac Telephone Company of Maryland was decided on May 27, 1986 unanimously (7–0). The Court vacated the lower court's decision and remanded the case. The decision was issued per curiam (an unsigned opinion of the Court). SCDB classifies its main issue as “Federal preemption of state legislation or regulation” in the Federalism area.
Read the opinion
Case details
- Citations
- 476 U.S. 445 · 106 S. Ct. 2239 · 90 L. Ed. 2d 444 · 1986 U.S. LEXIS 78
- Docket number
- 84-1362
- Decided
- May 27, 1986
- Argued
- January 13, 1986
- Court era
- Burger Court
- Decision type
- Per curiam (orally argued)
- Disposition
- Vacated and remanded
- Outcome for petitioner
- The petitioning party received a favorable disposition
- Vote
- 7–0 (unanimous)
- Opinion assigned by
- Warren E. Burger
- How the case arrived
- Certiorari
- Issue area
- Federalism
- Decision direction (SCDB)
- Conservative what this means
How the Justices voted
| Justice | Vote | Separate writing |
|---|---|---|
| Justice William J. Brennan Jr. | Majority | |
| Justice Byron R. White | Majority | |
| Justice Thurgood Marshall | Majority | |
| Chief Justice Warren E. Burger | Majority | |
| Justice Harry A. Blackmun | Majority | |
| Justice William H. Rehnquist | Majority | |
| Justice John Paul Stevens | Majority |
Did not participate: Lewis F. Powell Jr., Sandra Day O'Connor.
Full case caption
Public Service Commission of Maryland v. Chesapeake & Potomac Telephone Company of Maryland
SCDB identifiers: case 1985-092, docket 1985-092-01.
Related decisions
Other cases on “Federal preemption of state legislation or regulation”
- Louisiana Public Service Commission v. Federal Communications Commission
- Nantahala Power & Light Co. v. Thornburg
- Wardair Canada Inc. v. Florida Department of Revenue
- Baker v. General Motors Corp.
- Golden State Transit Corp. v. City of Los Angeles
- Exxon Corp. v. Hunt
Same Term, same area (Federalism)
- Transcontinental Gas Pipe Line Corp. v. State Oil and Gas Board of Mississippi
- United States v. Maine
- Wisconsin Department of Industry v. Gould Inc.
- Exxon Corp. v. Hunt
- Golden State Transit Corp. v. City of Los Angeles
- Louisiana Public Service Commission v. Federal Communications Commission
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