United States v. Allegheny-Ludlum Steel Corp.
406 U.S. 742 · Decided June 7, 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
United States v. Allegheny-Ludlum Steel Corp. was decided on June 7, 1972 unanimously (9–0). The Court reversed the lower court's decision. Justice William H. Rehnquist wrote the opinion of the Court. SCDB classifies its main issue as “Railroad regulation” in the Economic Activity area.
Read the opinion
Case details
- Citations
- 406 U.S. 742 · 92 S. Ct. 1941 · 32 L. Ed. 2d 453 · 1972 U.S. LEXIS 122
- Docket number
- 71-227
- Decided
- June 7, 1972
- Argued
- March 27, 1972
- Court era
- Burger Court
- Decision type
- Opinion of the Court (orally argued)
- Disposition
- Reversed
- Outcome for petitioner
- The petitioning party received a favorable disposition
- Vote
- 9–0 (unanimous)
- Majority opinion
- William H. Rehnquist
- Opinion assigned by
- Warren E. Burger
- How the case arrived
- Appeal
- Issue (SCDB)
- Railroad regulation
- Issue area
- Economic Activity
- Legal provision
- 49 U.S.C. § 1
- Type of law
- Infrequently litigated statute
- Decision direction (SCDB)
- Liberal what this means
How the Justices voted
| Justice | Vote | Separate writing |
|---|---|---|
| Justice William O. Douglas | Majority | |
| 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 | Wrote an opinion |
Full case caption
United States et al. v. Allegheny-Ludlum Steel Corp. et al.
SCDB identifiers: case 1971-129, docket 1971-129-01.
Related decisions
Other cases on “Railroad regulation”
- Norfolk & Western Railroad Co. v. Nemitz
- Atchison v. Wichita Board of Trade
- National Railroad Passenger Corp. v. National Association of Railroad Passengers
- Interstate Commerce Commission v. Oregon Pacific Industries, Inc.
- Baltimore & Ohio Railroad Co. v. Aberdeen & Rockfish Railroad Co.
- American Commercial Lines, Inc. v. Louisville & Nashville Railroad Co.
Same Term, same area (Economic Activity)
- Superintendent of Insurance of New York v. Bankers Life & Casualty Co.
- McClanahan v. Morauer & Hartzell, Inc.
- Norfolk & Western Railroad Co. v. Nemitz
- Chevron Oil Co. v. Huson
- Victory Carriers, Inc. v. Law
- O'Keeffe v. Aerojet-General Shipyards, Inc.
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