National Labor Relations Board v. Industrial Union of Marine & Shipbuilding Workers of America

391 U.S. 418 · Decided May 27, 1968 · Supreme Court of the United States

At a glance

National Labor Relations Board v. Industrial Union of Marine & Shipbuilding Workers of America was decided on May 27, 1968 by a vote of 8–1. The Court reversed the lower court's decision. Justice William O. Douglas wrote the opinion of the Court. SCDB classifies its main issue as “Union-union member disputes” 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. Industrial Union of Marine & Shipbuilding Workers of America, AFL-CIO, et al.

SCDB identifiers: case 1967-138, docket 1967-138-01.

Related decisions

Other cases on “Union-union member disputes”

• Wirtz v. Hotel
  391 U.S. 492Decided June 3, 19688–0William J. Brennan Jr.
• Wirtz v. Local 153
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• Wirtz v. Local Union No. 125
  389 U.S. 477Decided January 15, 19688–0William J. Brennan Jr.
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  394 U.S. 423Decided April 1, 19697–1Byron R. White
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  388 U.S. 175Decided June 12, 19675–4William J. Brennan Jr.
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  386 U.S. 171Decided February 27, 19678–1Byron R. White

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Cases on the same legal provision: National Labor Relations Act

• National Labor Relations Board v. United Insurance Co. of America
  390 U.S. 254Decided March 6, 19687–0Hugo L. Black
• National Labor Relations Board v. Fleetwood Trailer Co., Inc.
  389 U.S. 375Decided December 18, 19678–0Abe Fortas
• National Labor Relations Board v. Strong
  393 U.S. 357Decided January 15, 19698–1Byron R. White
• Brotherhood of Railroad Trainmen v. Jacksonville Terminal Co.
  394 U.S. 369Decided March 25, 19694–3John M. Harlan II
• National Labor Relations Board v. Great Dane Trailers, Inc.
  388 U.S. 26Decided June 12, 19677–2Earl Warren
• National Labor Relations Board v. Gissel Packing Co., Inc.
  395 U.S. 575Decided June 16, 19698–0Earl Warren

Same Term, same area (Unions)

• International Longshoremen's Association v. Philadelphia Marine Trade Association
  389 U.S. 64Decided November 6, 19678–1Potter Stewart
• National Labor Relations Board v. Fleetwood Trailer Co., Inc.
  389 U.S. 375Decided December 18, 19678–0Abe Fortas
• Wirtz v. Local 153
  389 U.S. 463Decided January 15, 19688–0William J. Brennan Jr.
• Wirtz v. Local Union No. 125
  389 U.S. 477Decided January 15, 19688–0William J. Brennan Jr.
• National Labor Relations Board v. United Insurance Co. of America
  390 U.S. 254Decided March 6, 19687–0Hugo L. Black
• American Federation of Musicians of the United States and Canada v. Carroll
  391 U.S. 99Decided May 20, 19685–2William J. Brennan Jr.

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