epa-authority

6 cases — ← All topics

Case Title Lower Court Docketed Status Flags Tags Question Presented
25-668 Jeffrey Andrews v. United States Second Circuit 2025-12-09 Pending Amici (1)Response RequestedResponse Waived clean-water-act environmental-enforcement epa-authority sackett-decision surface-water-connection wetlands-regulation Petitioner Jeffrey Andrews resides on his family farm in Connecticut. His farm contains a short reach of an unnamed tributary to the Farm River, but n…
24A95 West Virginia, et al. v. Environmental Protection Agency, et al. District of Columbia 2024-07-26 Denied Amici (1) administrative-overreach clean-air-act environmental-policy epa-authority greenhouse-gas-emissions power-plant-regulation Question not identified.
23-1067 Oklahoma, et al. v. Environmental Protection Agency, et al. Tenth Circuit 2024-04-01 Judgment Issued Amici (4)Relisted (4) circuit-split clean-air-act d-c-circuit epa-action epa-authority federal-register judicial-review regional-circuit state-implementation-plan Whether a final action by EPA taken pursuant to its Clean Air Act authority with respect to a single state or region may be challenged only in the D.C…
21-454 Michael Sackett, et ux. v. Environmental Protection Agency, et al. Ninth Circuit 2021-09-24 Judgment Issued Amici (49)Relisted (3) civil-rights clean-water-act due-process epa-authority navigable-waters rapanos-test rapanos-v-united-states significant-nexus wetlands-jurisdiction Petitioners Michael and Chantell Sackett own a vacant lot in a mostly built-out residential subdivision near Priest Lake, Idaho. The lot has no surfac…
21-312 Volkswagen Aktiengesellschaft, et al. v. Ohio, ex rel. Dave Yost, Attorney General Ohio 2021-08-31 Denied Amici (4) clean-air-act emission-standards epa-authority federal-regulation nationwide-updates preemption state-regulation vehicle-emissions vehicle-regulation Title II of the Clean Air Act ("CAA") grants the U.S. Environmental Protection Agency ("EPA") broad and exclusive authority to enforce auto manufactur…
20-1530 West Virginia, et al. v. Environmental Protection Agency, et al. District of Columbia 2021-05-04 Judgment Issued Amici (8)Relisted (4) administrative-law clean-air-act congressional-authority congressional-power energy-policy environmental-protection-agency environmental-regulation epa-authority federalism separation-of-powers In 42 U.S.C. § 7411(d), an ancillary provision of the Clean Air Act, did Congress constitutionally authorize the Environmental Protection Agency to is…