EPA v. Calumet Shreveport Refining, L.L.C.
Decided June 18, 2025. Clarence Thomas delivered the opinion of the Court.
Docket 23-1229 · 605 U.S. 627 (2025) · Cited 2 times
Holding
Under the Clean Air Act, EPA’s denials of small refinery exemption petitions are locally or regionally applicable actions that fall within the “nationwide scope or effect” exception, requiring venue in the D. C. Circuit. See 42 U. S. C. §7607(b)(1).
The Court’s statement of the holding, from the opinion’s syllabus. The syllabus is prepared by the Reporter of Decisions and is not part of the opinion of the Court. Read the official opinion for authority.
How the Justices voted
Decided 7–2.
Majority · 7
- Clarence Thomas · delivered the opinion of the Court
- Samuel A. Alito, Jr.
- Sonia Sotomayor
- Elena Kagan
- Brett M. Kavanaugh
- Amy Coney Barrett
- Ketanji Brown Jackson
Dissenting · 2
- John G. Roberts, Jr.
- Neil M. Gorsuch · filed a dissenting opinion
“Concurring” means agreeing with the outcome; any split shown is the Court’s judgment, not each Justice’s reasoning. The lineup is the syllabus’s disposition of who wrote and joined each opinion. Source: the opinion’s syllabus (supremecourt.gov).
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.
- Burrage v. United States · 571 U.S. 204 (2014)
- Ohio v. Environmental Protection Agency · 603 U.S. 279 (2024)
- Securities & Exchange Commission v. Chenery Corp. · 318 U.S. 80 (1943)
- Hertz Corp. v. Friend · 559 U.S. 77 (2010)
- United States v. Detroit Timber & Lumber Co. · 200 U.S. 321 (1906)
- Safeco Insurance Co. of America v. Burr · 551 U.S. 47 (2007)
- Davis v. Michigan Department of the Treasury · 489 U.S. 803 (1989)
- Federal Communications Commission v. Pottsville Broadcasting Co. · 309 U.S. 134 (1940)
- Navarro Savings Assn. v. Lee · 446 U.S. 458 (1980)
- Deal v. United States · 508 U.S. 129 (1993)
- Gonzales v. Oregon · 546 U.S. 243 (2006)
- Harrison v. PPG Industries, Inc. · 446 U.S. 578 (1980)
- Bruesewitz v. Wyeth LLC · 562 U.S. 223 (2011)
- Federal Maritime Commission v. Seatrain Lines, Inc. · 411 U.S. 726 (1973)
- Lewis v. City of Chicago · 560 U.S. 205 (2010)
- Cuellar v. United States · 553 U.S. 550 (2008)
Official text
Read the official opinion (PDF, supremecourt.gov)
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Clarence Thomas’s profile · All Supreme Court opinions · The Supreme Court
Source: Supreme Court of the United States, slip opinions (2025). Citation count from the Free Law Project’s CourtListener bulk data. Data last verified 2026-08-15. Informational only; verify against the primary source before relying. Not a consumer report (FCRA).