Environmental Protection Agency v. Brown

431 U.S. 99 · Decided May 2, 1977 · Supreme Court of the United States

At a glance

Environmental Protection Agency v. Brown was decided on May 2, 1977 by a vote of 8–1. The Court vacated the lower court's decision and remanded the case. The decision was issued per curiam (an unsigned opinion of the Court). SCDB classifies its main issue as “Mootness” in the Judicial Power 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

Environmental Protection Agency v. Brown, Governor of California, et al.

SCDB identifiers: case 1976-097, docket 1976-097-01.

Related decisions

Other cases on “Mootness”

• Kremens v. Bartley
  431 U.S. 119Decided May 16, 19777–2William H. Rehnquist
• Scott v. Kentucky Parole Board
  429 U.S. 60Decided November 2, 19766–3Per curiam
• Vitek v. Jones
  436 U.S. 407Decided May 23, 19788–1Per curiam
• Weinstein v. Bradford
  423 U.S. 147Decided December 10, 19758–0Per curiam
• Preiser v. Newkirk
  422 U.S. 395Decided June 25, 19758–1Warren E. Burger
• Edwards v. Healy
  421 U.S. 772Decided June 9, 19758–0Per curiam

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Cases on the same legal provision: Article III, Section 2, Paragraph 1 (case or controversy requirement)

• Ashcroft v. Mattis
  431 U.S. 171Decided May 16, 19779–0Per curiam
• Singleton v. Wulff
  428 U.S. 106Decided July 1, 19765–4Harry A. Blackmun
• New Hampshire v. Maine
  426 U.S. 363Decided June 14, 19766–3William J. Brennan Jr.
• Simon v. Eastern Kentucky Welfare Rights Organization
  426 U.S. 26Decided June 1, 19768–0Lewis F. Powell Jr.
• Hicklin v. OrbeckLaw held unconstitutional
  437 U.S. 518Decided June 22, 19789–0William J. Brennan Jr.
• County of Los Angeles v. Davis
  440 U.S. 625Decided March 27, 19795–4William J. Brennan Jr.

Same Term, same area (Judicial Power)

• Standard Oil Co. of California v. United StatesAltered precedent
  429 U.S. 17Decided October 18, 19768–0Per curiam
• Scott v. Kentucky Parole Board
  429 U.S. 60Decided November 2, 19766–3Per curiam
• Massachusetts v. Feeney
  429 U.S. 66Decided November 8, 19768–1Per curiam
• Tully v. Griffin, Inc.
  429 U.S. 68Decided November 9, 19769–0Potter Stewart
• Belcher v. Stengel
  429 U.S. 118Decided November 30, 19769–0Per curiam
• Cook v. Hudson
  429 U.S. 165Decided December 7, 19769–0Per 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