Federal Power Commission v. Louisiana Power & Light Co.

406 U.S. 621 · Decided June 7, 1972 · Supreme Court of the United States

At a glance

Federal Power Commission v. Louisiana Power & Light Co. was decided on June 7, 1972 unanimously (7–0). The Court reversed the lower court's decision. Justice William J. Brennan Jr. wrote the opinion of the Court. SCDB classifies its main issue as “Gas pipeline 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

Did not participate: Potter Stewart, Lewis F. Powell Jr..

Full case caption

Federal Power Commission v. Louisiana Power & Light Co. et al.

SCDB identifiers: case 1971-124, docket 1971-124-01.

Related decisions

Other cases on “Gas pipeline regulation”

• Federal Power Commission v. Memphis Light
  411 U.S. 458Decided May 7, 19739–0William O. Douglas
• Federal Power Commission v. United Gas Pipe Line Co.
  386 U.S. 237Decided March 13, 19675–3Byron R. White
• Federal Power Commission v. Amerada Petroleum Corp.
  379 U.S. 687Decided February 1, 19659–0Per curiam
• California v. Lo-Vaca Gathering Co.
  379 U.S. 366Decided January 18, 19657–1William O. Douglas
• Federal Power Commission v. Tennessee Gas Transmission Co.
  371 U.S. 145Decided December 3, 19629–0Tom C. Clark
• Federal Power Commission v. Transcontinental Gas Pipe Line Corp.
  365 U.S. 1Decided January 23, 19616–3Earl Warren

See all

Cases on the same legal provision: Natural Gas Act or Natural Gas Policy Act

• Mobil Oil Corp. v. Federal Power Commission
  417 U.S. 283Decided June 10, 19747–0William J. Brennan Jr.
• Federal Power Commission v. Texaco Inc.
  417 U.S. 380Decided June 10, 19748–0Byron R. White
• Federal Power Commission v. Transcontinental Gas Pipe Line Corp.
  423 U.S. 326Decided January 19, 19767–0Per curiam
• Federal Power Commission v. Moss
  424 U.S. 494Decided March 3, 19766–0William J. Brennan Jr.
• Federal Power Commission v. Sunray Dx Oil Co.
  391 U.S. 9Decided May 6, 19688–0John M. Harlan II
• Continental Oil Co. v. Federal Power Commission
  390 U.S. 747Decided May 1, 19687–1John M. Harlan II

Same Term, same area (Economic Activity)

• Superintendent of Insurance of New York v. Bankers Life & Casualty Co.
  404 U.S. 6Decided November 8, 19717–0William O. Douglas
• McClanahan v. Morauer & Hartzell, Inc.
  404 U.S. 16Decided November 8, 19716–1Per curiam
• Norfolk & Western Railroad Co. v. Nemitz
  404 U.S. 37Decided November 15, 19714–3William O. Douglas
• Chevron Oil Co. v. Huson
  404 U.S. 97Decided December 6, 19717–0Potter Stewart
• Victory Carriers, Inc. v. Law
  404 U.S. 202Decided December 13, 19715–2Byron R. White
• O'Keeffe v. Aerojet-General Shipyards, Inc.
  404 U.S. 254Decided December 14, 19717–0Per 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