Opinion Summary: EPA v. Calumet Shreveport Refining, L.L.C. | Date Decided: 6/18/25 | Case No. 23–1229

Opinion Summary: EPA v. Calumet Shreveport Refining, L.L.C. | Date Decided: 6/18/25 | Case No. 23–1229 Link to Docket: Here . Question Presented: Holding: 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. Result: Vacated and remanded. Voting Breakdown: 7-2. Justice Thomas delivered the opinion of the Court, in which Justices Alito, Sotomayor, Kagan, Kavanaugh, Barrett and Jackson joined. Justice Gorsuch filed a dissenting opinion in which Chief Justice Roberts joined. Link to Opinion: Here . Oral Advocates: For petitioner: Malcolm L. Stewart, Deputy Solicitor General, Department of Justice, Washington, D. C. For respondents Growth Energy and Renewable Fuels Association in support of petitioner: Seth P. Waxman, Washington, D. C. For respondents Calumet Shreveport Refining, L.L.C., et al.: Michael R. Huston, Phoenix, Ariz. Website Link to Oral Argument: Here . Apple Podcast Link to Oral Argument: Here . Timestamps: