epa-regulation
25 cases — ← All topics
| Case | Title | Lower Court | Docketed | Status | Flags | Tags | Question Presented |
|---|---|---|---|---|---|---|---|
| 24-1098 | Monsanto Company v. Larry Johnson, et al. | Oregon | 2025-04-22 | Pending | Relisted (3) | epa-regulation failure-to-warn fifra-preemption product-liability state-law warning-requirements | Whether FIFRA preempts a state-law failure-to-warn claim where EPA has repeatedly concluded that the warning is not required and the warning cannot be… |
| 24-1097 | Monsanto Company, a Foreign Corporation v. Nancy C. Salas | Eleventh Circuit | 2025-04-22 | Pending | Relisted (3) | epa-regulation failure-to-warn fifra-preemption product-liability state-law warning-requirements | Whether FIFRA preempts a state-law failure-to-warn claim where EPA has repeatedly concluded that the warning is not required and the warning cannot be… |
| 24A463 | East Kentucky Power Cooperative, Inc. v. Environmental Protection Agency, et al. | District of Columbia | 2024-11-08 | Presumed Complete | administrative-overreach clean-air-act environmental-regulation epa-regulation greenhouse-gas statutory-interpretation | Whether the Clean Air Act allows the EPA to regulate greenhouse gas emissions from power plants in a manner that exceeds its statutory authority and i… | |
| 24A215 | Continental Resources, Inc., et al. v. Environmental Protection Agency, et al. | District of Columbia | 2024-08-28 | Presumed Complete | administrative-law clean-air-act environmental-regulation epa-regulation methane-emissions oil-and-gas-industry | Whether the EPA exceeded its statutory authority under the Clean Air Act in promulgating methane emissions regulations for the oil and gas industry | |
| 24A213 | Oklahoma, et al. v. Environmental Protection Agency, et al. | District of Columbia | 2024-08-27 | Presumed Complete | administrative-law clean-air-act environmental-authority epa-regulation regulatory-overreach state-sovereignty | Whether the EPA exceeded its statutory authority under the Clean Air Act in promulgating regulations that impose substantial burdens on states' enviro… | |
| 24A199 | America's Power, et al. v. Environmental Protection Agency, et al. | District of Columbia | 2024-08-23 | Presumed Complete | administrative-law clean-air-act epa-regulation greenhouse-gas power-plant-emissions statutory-interpretation | Whether the Clean Air Act allows the EPA to regulate greenhouse gas emissions from power plants under the MATS rule without exceeding its statutory au… | |
| 24A197 | Talen Montana, LLC, et al. v. Environmental Protection Agency, et al. | District of Columbia | 2024-08-22 | Presumed Complete | administrative-law agency-authority clean-air-act epa-regulation greenhouse-gas power-plant-emissions | Whether the Environmental Protection Agency exceeded its statutory authority under the Clean Air Act in promulgating greenhouse gas emissions regulati… | |
| 24A186 | Midwest Ozone Group v. Environmental Protection Agency, et al. | District of Columbia | 2024-08-21 | Presumed Complete | clean-air-act emissions-reduction epa-regulation federal-implementation-plan interstate-pollution ozone-transport | Whether the Clean Air Act permits the EPA to regulate interstate ozone transport through a federal implementation plan that imposes emissions reductio… | |
| 24A180 | North Dakota, et al. v. Environmental Protection Agency, et al. | District of Columbia | 2024-08-19 | Presumed Complete | administrative-overreach agency-power clean-air-act environmental-regulation epa-regulation statutory-interpretation | Whether the EPA exceeded its statutory authority under the Clean Air Act in promulgating regulations that substantially expand its regulatory power be… | |
| 24A179 | Westmoreland Mining Holdings LLC, et al. v. Environmental Protection Agency, et al. | District of Columbia | 2024-08-19 | Presumed Complete | administrative-law agency-authority clean-air-act environmental-regulation epa-regulation greenhouse-gas | Whether the Clean Air Act permits the EPA to regulate greenhouse gas emissions from coal-fired power plants without explicit congressional authorizati… | |
| 24A178 | NACCO Natural Resources Corporation v. Environmental Protection Agency, et al. | District of Columbia | 2024-08-16 | Presumed Complete | administrative-law agency-discretion clean-air-act epa-regulation mercury-emissions statutory-interpretation | Whether the Environmental Protection Agency's revised Mercury and Air Toxics Standards exceed its statutory authority under the Clean Air Act by imple… | |
| 24A116 | Edison Electric Institute, et al. v. Environmental Protection Agency, et al. | District of Columbia | 2024-07-31 | Presumed Complete | Amici (1) | administrative-law agency-authority clean-air-act electric-power-industry epa-regulation greenhouse-gas | Whether the Environmental Protection Agency exceeded its statutory authority in promulgating greenhouse gas emissions regulations that substantially i… |
| 24A117 | Ohio, et al. v. Environmental Protection Agency, et al. | District of Columbia | 2024-07-31 | Presumed Complete | administrative-action clean-air-act epa-regulation greenhouse-gas major-questions-doctrine statutory-interpretation | Whether the Clean Air Act allows the Environmental Protection Agency to regulate greenhouse gas emissions from power plants in a manner that exceeds i… | |
| 24A106 | Electric Generators for a Sensible Transition v. Environmental Protection Agency, et al. | District of Columbia | 2024-07-30 | Presumed Complete | Amici (1) | administrative-overreach clean-air-act climate-change epa-regulation fossil-fuel major-questions-doctrine | Whether the EPA exceeded its statutory authority under the Clean Air Act by promulgating a rule that substantially transforms the electricity generati… |
| 24A105 | Midwest Ozone Group v. Environmental Protection Agency, et al. | District of Columbia | 2024-07-30 | Presumed Complete | administrative-overreach clean-air-act environmental-regulation epa-regulation greenhouse-gas power-generation | Whether the EPA exceeded its statutory authority under the Clean Air Act in promulgating regulations that substantially impact power generation and gr… | |
| 24A98 | Nacco Natural Resources Corporation v. Environmental Protection Agency, et al. | District of Columbia | 2024-07-26 | Presumed Complete | Amici (1) | administrative-law agency-action environmental-law epa-regulation natural-resources statutory-interpretation | Whether the Environmental Protection Agency exceeded its statutory authority in issuing a final agency action that improperly regulates natural resour… |
| 24A96 | National Rural Electric Cooperative v. Environmental Protection Agency, et al. | District of Columbia | 2024-07-26 | Presumed Complete | Amici (1) | administrative-overreach agency-authority clean-air-act electric-power epa-regulation statutory-interpretation | Whether the EPA exceeded its statutory authority under the Clean Air Act in promulgating regulations that substantially transform the electric power g… |
| 23A351 | American Forest & Paper Association, et al. v. Environmental Protection Agency, et al. | District of Columbia | 2023-10-18 | Presumed Complete | administrative-law agency-authority clean-air-act emissions-standards epa-regulation statutory-interpretation | Whether the Environmental Protection Agency exceeded its statutory authority under the Clean Air Act in promulgating regulations that impose stringent… | |
| 23A350 | Kinder Morgan, Inc., et al. v. Environmental Protection Agency, et al. | District of Columbia | 2023-10-18 | Presumed Complete | Amici (1) | administrative-law agency-action clean-air-act environmental-regulation epa-regulation statutory-interpretation | Whether the EPA's regulatory action impermissibly exceeds its statutory authority under the Clean Air Act or violates principles of administrative law |
| 23A349 | Ohio, et al. v. Environmental Protection Agency, et al. | District of Columbia | 2023-10-18 | Presumed Complete | administrative-overreach clean-air-act epa-regulation greenhouse-gas power-plant-emissions statutory-interpretation | Whether the Clean Air Act allows the Environmental Protection Agency to regulate greenhouse gas emissions from power plants beyond the statutory autho… | |
| 21-1272 | Monsanto Company v. Alberta Pilliod, et al. | California | 2022-03-21 | Denied | Amici (1) | compensatory-damages due-process epa-regulation failure-to-warn federal-insecticide-fungicide-and-rodenticide-act fifra-preemption preemption product-labeling punitive-damages | Whether FIFRA preempts a state-law failure-to-warn claim |
| 20-1531 | The North American Coal Corporation v. Environmental Protection Agency, et al. | District of Columbia | 2021-05-04 | Judgment Issued | Amici (1)Relisted (4) | administrative-law agency-authority carbon-dioxide-emissions carbon-emissions clean-air-act clean-power-plan environmental-regulation epa epa-regulation generation-shifting power-plants | Whether 42 U.S.C. § 7411(d) grants the EPA authority to impose industry-wide systems like cap-and-trade regimes |
| 20-472 | HollyFrontier Cheyenne Refining, LLC, et al. v. Renewable Fuels Association, et al. | Tenth Circuit | 2020-10-13 | Judgment Issued | Amici (15)Relisted (2) | continuous hardship exemptions since 2011 to qual administrative-law disproportionate-economic-hardship energy-policy epa-regulation hardship-exemption renewable-fuel-standard small-refineries small-refinery-exemption statutory-interpretation | Whether a small refinery must receive uninterrupted, continuous hardship exemptions since 2011 to qualify for a hardship exemption under the Renewable… |
| 18-1264 | Ronald Clark Fleshman, Jr. v. Volkswagen, AG, et al. | Ninth Circuit | 2019-04-02 | Denied | Response Waived | administrative-law citizen-suit class-action-settlement clean-air-act defeat-devices emissions-standards epa epa-regulation state-implementation-plans statutory-interpretation vehicle-emissions vehicle-importation | Can the EPA revise Clean Air Act to allow defeat devices,can EPA revise state plans to allow defeat devices,can a citizen intervene when EPA refuses t… |
| 18-666 | Alliance for California Business v. California Air Resources Board | California | 2018-11-21 | Denied | Response Waived | clean-air-act epa epa-approval epa-regulation judicial-review sovereign-jurisdiction state-courts state-implementation-plan state-jurisdiction state-law state-law-challenges statutory-interpretation | Whether state courts are deprived of jurisdiction to determine if a state regulation included in an EPA-approved State Implementation Plan is inconsis… |