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Denver & Rio Grande Western Railroad Co. v. Union Pacific Railroad Co.

351 U.S. 321 · Decided June 11, 1956 · 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

Denver & Rio Grande Western Railroad Co. v. Union Pacific Railroad Co. was decided on June 11, 1956 by a vote of 7–2. The Court affirmed the lower court's decision in part and reversed or vacated it in part. Justice Hugo L. Black 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
351 U.S. 321 · 76 S. Ct. 982 · 100 L. Ed. 2d 1220 · 1956 U.S. LEXIS 1661
Docket number
117
Decided
June 11, 1956
Argued
April 23, 1956
Court era
Warren Court
Decision type
Opinion of the Court (orally argued)
Disposition
Affirmed and reversed (or vacated) in part
Outcome for petitioner
The petitioning party received a favorable disposition
Vote
7–2
Majority opinion
Hugo L. Black
Opinion assigned by
Earl Warren
How the case arrived
Appeal
Decision direction (SCDB)
Liberal what this means

How the Justices voted

JusticeVoteSeparate writing
Justice Hugo L. BlackMajorityWrote an opinion
Justice Stanley F. ReedMajority
Justice Felix FrankfurterDissentWrote an opinion
Justice William O. DouglasMajority
Justice Harold H. BurtonMajority
Justice Tom C. ClarkMajority
Justice Sherman MintonMajority
Chief Justice Earl WarrenMajority
Justice John M. Harlan IIDissentWrote an opinion

Full case caption

Denver & Rio Grande Western Railroad Co. v. Union Pacific Railroad Co. et al.

SCDB identifiers: case 1955-090, docket 1955-090-01.

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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