Baltimore & Ohio Railroad Co. v. United States

386 U.S. 372 · Decided March 27, 1967 · Supreme Court of the United States

At a glance

Baltimore & Ohio Railroad Co. v. United States was decided on March 27, 1967 by a vote of 5–4. The Court reversed the lower court's decision and remanded the case. Justice Tom C. Clark wrote the opinion of the Court. SCDB classifies its main issue as “Mergers” in the Economic Activity area.

Read the opinion

• CourtListener (Free Law Project) — opinion text
• Library of Congress — official U.S. Reports scan

Case details

How the Justices voted

Full case caption

Baltimore & Ohio Railroad Co. et al. v. United States et al.

SCDB identifiers: case 1966-071, docket 1966-071-01.

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Other cases on “Mergers”

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  386 U.S. 361Decided March 27, 19678–0William O. Douglas
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  386 U.S. 776Decided May 8, 19679–0Per curiam
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Cases on the same legal provision: Interstate Commerce Act

• American Trucking Associations, Inc. v. Atchison
  387 U.S. 397Decided May 29, 19676–3Abe Fortas
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  387 U.S. 485Decided June 5, 19677–2William J. Brennan Jr.
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  389 U.S. 409Decided December 18, 19678–0Per curiam
• Interstate Commerce Commission v. Atlantic Coast Line R. Co.
  383 U.S. 576Decided March 22, 19668–0Byron R. White
• American Commercial Lines, Inc. v. Louisville & Nashville Railroad Co.
  392 U.S. 571Decided June 17, 19688–1Thurgood Marshall
• Western Pacific Railroad Co. v. United States
  382 U.S. 237Decided December 7, 19658–1Potter Stewart

Same Term, same area (Economic Activity)

• United Gas Pipe Line Co. v. Federal Power Commission
  385 U.S. 83Decided November 14, 19669–0Byron R. White
• Bank of Marin v. England
  385 U.S. 99Decided November 21, 19668–1William O. Douglas
• United States v. Acme Process Equipment Co.
  385 U.S. 138Decided December 5, 19669–0Hugo L. Black
• United States v. Demko
  385 U.S. 149Decided December 5, 19667–2Hugo L. Black
• Watkins v. Conway
  385 U.S. 188Decided December 5, 19668–1Per curiam
• Walker v. Southern Railway Co.
  385 U.S. 196Decided December 5, 19666–3Per curiam

See all

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