Power Reactor Development Co. v. International Union of Electrical

367 U.S. 396 · Decided June 12, 1961 · Supreme Court of the United States

At a glance

Power Reactor Development Co. v. International Union of Electrical was decided on June 12, 1961 by a vote of 7–2. The Court reversed the lower court's decision and remanded the case. Justice William J. Brennan Jr. wrote the opinion of the Court. SCDB classifies its main issue as “Nuclear power regulation” 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

Power Reactor Development Co. v. International Union of Electrical, Radio and Machine Workers, AFL-CIO, et al.

SCDB identifiers: case 1960-125, docket 1960-125-01.

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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