National Labor Relations Board v. Enterprise Association of Steam

429 U.S. 507 · Decided February 22, 1977 · Supreme Court of the United States

At a glance

National Labor Relations Board v. Enterprise Association of Steam was decided on February 22, 1977 by a vote of 6–3. The Court reversed the lower court's decision. Justice Byron R. White wrote the opinion of the Court. SCDB classifies its main issue as “Union antitrust” in the Unions 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

National Labor Relations Board v. Enterprise Association of Steam, Hot Water, Hydraulic Sprinkler, Pneumatic Tube, Ice Machine & General Pipefitters of New York and Vicinity, Local Union No. 638

SCDB identifiers: case 1976-044, docket 1976-044-01.

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Other cases on “Union antitrust”

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  435 U.S. 40Decided March 1, 19785–3Byron R. White
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• National Labor Relations Board v. International Longshoremen's Assn.
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Cases on the same legal provision: National Labor Relations Act

• Farmer v. United Brotherhood of Carpenters & Joiners of America
  430 U.S. 290Decided March 7, 19779–0Lewis F. Powell Jr.
• Bayside Enterprises, Inc. v. National Labor Relations Board
  429 U.S. 298Decided January 11, 19779–0John Paul Stevens
• Lodge 76 v. Wisconsin Employment Relations CommissionAltered precedent
  427 U.S. 132Decided June 25, 19766–3William J. Brennan Jr.
• Oil v. Mobil Oil Corp.
  426 U.S. 407Decided June 14, 19767–2Thurgood Marshall
• National Labor Relations Board v. Local Union No. 103
  434 U.S. 335Decided January 17, 19786–3Byron R. White
• Malone v. White Motor Corp.
  435 U.S. 497Decided April 3, 19784–3Byron R. White

Same Term, same area (Unions)

• Bayside Enterprises, Inc. v. National Labor Relations Board
  429 U.S. 298Decided January 11, 19779–0John Paul Stevens
• Local 3489 v. Usery
  429 U.S. 305Decided January 12, 19776–3William J. Brennan Jr.
• Walsh v. Schlecht
  429 U.S. 401Decided January 18, 19778–1William J. Brennan Jr.
• Nolde Brothers, Inc. v. Local No. 358
  430 U.S. 243Decided March 7, 19777–2Warren E. Burger
• Abood v. Detroit Board of Education
  431 U.S. 209Decided May 23, 19779–0Potter Stewart

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