Commonwealth Edison Co. et al. v. Montana et al.

Decided July 2, 1981. Thurgood Marshall delivered the opinion of the Court.

Docket 80-581 · 453 U.S. 609 (1981) · Cited 384 times

We don’t yet publish a summary of this opinion — read the official text below for the Court’s holding and reasoning.

How the Justices voted

Decided 6–3.

“Concurring” means agreeing with the outcome; any split shown is the Court’s judgment, not each Justice’s reasoning. Source: the Supreme Court Database (Spaeth et al.), Washington University.

Precedents cited

Supreme Court decisions this opinion relies on, ordered by how often it cites each. Cases in our collection link through; others are named.

• Heisler v. Thomas Colliery Co. · 260 U.S. 245 (1922)
• Complete Auto Transit, Inc. v. Brady · 430 U.S. 274 (1977)
• Department of Revenue v. Ass'n of Washington Stevedoring Companies · 435 U.S. 734 (1978)
• Nippert v. City of Richmond · 327 U.S. 416 (1946)
• Maryland v. Louisiana · 451 U.S. 725 (1981)
• Western Live Stock v. Bureau of Revenue · 303 U.S. 250 (1938)
• General Motors Corp. v. Washington · 377 U.S. 436 (1964)
• Michigan-Wisconsin Pipe Line Co. v. Calvert · 347 U.S. 157 (1954)
• Wisconsin v. J. C. Penney Co. · 311 U.S. 435 (1941)
• Clark v. Paul Gray, Inc. · 306 U.S. 583 (1939)
• Mobil Oil Corp. v. Commissioner of Taxes of Vt. · 445 U.S. 425 (1980)
• Japan Line, Ltd. v. County of Los Angeles · 441 U.S. 434 (1979)
• Exxon Corp. v. Governor of Maryland · 437 U.S. 117 (1978)
• A. Magnano Co. v. Hamilton · 292 U.S. 40 (1934)
• Exxon Corp. v. Department of Revenue of Wis. · 447 U.S. 207 (1980)
• National Geographic Society v. California Board of Equalization · 430 U.S. 551 (1977)
• Hunt v. Washington State Apple Advertising Commission · 432 U.S. 333 (1977)
• Pike v. Bruce Church, Inc. · 397 U.S. 137 (1970)
• Carmichael v. Southern Coal & Coke Co. · 301 U.S. 495 (1937)
• City of Philadelphia v. New Jersey · 437 U.S. 617 (1978)
• H. P. Hood & Sons, Inc. v. Du Mond · 336 U.S. 525 (1949)
• City of Milwaukee v. Illinois · 451 U.S. 304 (1981)
• Moorman Manufacturing Co. v. Bair · 437 U.S. 267 (1978)
• Evansville-Vanderburgh Airport Authority District v. Delta Airlines, Inc. · 405 U.S. 707 (1972)
• Helson & Randolph v. Kentucky · 279 U.S. 245 (1929)
• City of Pittsburgh v. Alco Parking Corp. · 417 U.S. 369 (1974)
• Florida Lime & Avocado Growers, Inc. v. Paul · 373 U.S. 132 (1963)
• Jones v. Rath Packing Co. · 430 U.S. 519 (1977)
• Wickard v. Filburn · 317 U.S. 111 (1942)
• Alessi v. Raybestos-Manhattan, Inc. · 451 U.S. 504 (1981)

Cited by

Later Supreme Court opinions in our collection that cite this case.

• Quill Corp. v. North Dakota Ex Rel. Heitkamp · 504 U.S. 298 (1992)
• Oklahoma Tax Commission v. Jefferson Lines, Inc. · 514 U.S. 175 (1995)
• Goldberg v. Sweet · 488 U.S. 252 (1989)
• Merrion v. Jicarilla Apache Tribe · 455 U.S. 130 (1982)
• American Trucking Assns., Inc. v. Scheiner · 483 U.S. 266 (1987)
• Oregon Waste Systems, Inc. v. Department of Environmental Quality of Ore. · 511 U.S. 93 (1994)
• Camps Newfound/Owatonna, Inc. v. Town of Harrison · 520 U.S. 564 (1997)
• Cotton Petroleum Corp. v. New Mexico · 490 U.S. 163 (1989)
• Department of Revenue of Mont. v. Kurth Ranch · 511 U.S. 767 (1994)
• American Trucking Associations, Inc. v. Michigan Public Service Commission · 545 U.S. 429 (2005)
• Seminole Tribe of Florida v. Florida · 517 U.S. 44 (1996)
• Payne v. Tennessee · 501 U.S. 808 (1991)
• Pacific Gas & Electric Co. v. State Energy Resources Conservation & Development Commission · 461 U.S. 190 (1983)
• Webster v. Reproductive Health Services · 492 U.S. 490 (1989)
• CTS Corp. v. Dynamics Corp. of America · 481 U.S. 69 (1987)
• Arkansas Electric Cooperative Corp. v. Arkansas Public Service Commission · 461 U.S. 375 (1983)
• Armco Inc. v. Hardesty · 467 U.S. 638 (1984)
• Chemical Waste Management, Inc. v. Hunt · 504 U.S. 334 (1992)
• Fulton Corp. v. Faulkner · 516 U.S. 325 (1996)
• D. H. Holmes Co., Ltd. v. McNamara · 486 U.S. 24 (1988)

Official text

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Source: the U.S. Reports via govinfo.gov; authoring Justice and vote lineup from the Supreme Court Database (Washington University). Citation count from the Free Law Project’s CourtListener bulk data. Data last verified 2026-07-03. Informational only; verify against the primary source before relying. Not a consumer report (FCRA).