| 24-982 |
ExxonMobil Corporation, et al. v. Environment Texas Citizen Lobby, Incorporated, et al. |
Fifth Circuit |
2025-03-13 |
Denied |
Amici (3)Response RequestedResponse WaivedRelisted (2) |
article-iii citizen-suit clean-air-act environmental-litigation redressability traceability |
1. Whether, as the Fifth Circuit has held, a plaintiff in a CAA citizen suit may satisfy Article III's traceability requirement merely by showing that… |
| 24-961 |
Environmental Protection Agency, et al. v. Kentucky, et al. |
Sixth Circuit |
2025-03-06 |
Denied |
Relisted (2) |
circuit-jurisdiction clean-air-act environmental-regulation epa-action judicial-review nationwide-scope |
Whether EPA's disapproval action is subject to review only in the D.C. Circuit under 42 U.S.C. 7607(b)(1), which channels to that court petitions to r… |
| 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 |
Question not identified. |
| 24-450 |
Ohio, et al. v. Environmental Protection Agency, et al. |
District of Columbia |
2024-10-22 |
Denied |
Response Waived |
administrative-record agency-action chenery-doctrine clean-air-act judicial-review rulemaking-procedure |
whether the Clean Air Act permits remand to the EPA to supplement the administrative record with new information and justifications after a rule is pr… |
| 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 |
Question not identified. |
| 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 |
Question not identified. |
| 24A203 |
National Rural Electric Cooperative Association, et al. v. Environmental Protection Agency, et al. |
District of Columbia |
2024-08-26 |
Presumed Complete |
|
administrative-law clean-air-act emissions-restrictions epa-regulations greenhouse-gas rural-electric-cooperatives |
Question not identified. |
| 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 |
Question not identified. |
| 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 |
Question not identified. |
| 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 |
Question not identified. |
| 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 |
Question not identified. |
| 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 |
Question not identified. |
| 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 |
Question not identified. |
| 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 |
Question not identified. |
| 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 |
Question not identified. |
| 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 |
Question not identified. |
| 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 |
Question not identified. |
| 24A95 |
West Virginia, et al. v. Environmental Protection Agency, et al. |
District of Columbia |
2024-07-26 |
Presumed Complete |
Amici (1) |
administrative-overreach clean-air-act environmental-policy epa-authority greenhouse-gas-emissions power-plant-regulation |
Question not identified. |
| 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 |
Question not identified. |
| 24A97 |
National Mining Association and America's Power v. Environmental Protection Agency, et al. |
District of Columbia |
2024-07-26 |
Presumed Complete |
Amici (1) |
administrative-law agency-authority clean-air-act epa-regulations greenhouse-gas power-plant-emissions |
Question not identified. |
| 24-7 |
Diamond Alternative Energy, LLC, et al. v. Environmental Protection Agency, et al. |
District of Columbia |
2024-07-08 |
Judgment Issued |
Amici (29)Response WaivedRelisted (8) |
article-iii-standing california-waiver clean-air-act epa-waiver greenhouse-gas-emissions preemption standing zero-emission-vehicle |
1. Whether a party may establish the redressability component of Article III standing by relying on the coercive and predictable effects of regulation… |
| 23-1229 |
Environmental Protection Agency v. Calumet Shreveport Refining, L.L.C., et al. |
Fifth Circuit |
2024-05-22 |
Judgment Issued |
Amici (6)Response WaivedRelisted (3) |
administrative-law circuit-court-review clean-air-act environmental-law epa-administrative-action jurisdiction renewable-fuel-standard statutory-interpretation venue venue-jurisdiction |
Whether venue for the refineries' challenges lies exclusively in the D.C. Circuit because the agency's denial actions are "nationally applicable" or, … |
| 23A903 |
Environmental Protection Agency v. Calumet Shreveport Refining, LLC, et al. |
Fifth Circuit |
2024-04-09 |
Presumed Complete |
|
clean-air-act epa-action judicial-review nationwide-scope small-refinery-exemption venue-provision |
Whether the EPA's denial of small refinery hardship exemption petitions under the Clean Air Act's Renewable Fuel Standard program is a "nationally app… |
| 23-1068 |
PacifiCorp, et al. v. Environmental Protection Agency, et al. |
Tenth Circuit |
2024-04-01 |
Judgment Issued |
Relisted (4) |
administrative-law circuit-court-jurisdiction clean-air-act environmental-regulation epa-disapproval federal-jurisdiction judicial-review standing state-implementation-plan |
Whether the Environmental Protection Agency's disapproval of a State Implementation Plan may only be challenged in the D.C. Circuit under 42 U.S.C. § … |
| 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… |
| 23-1059 |
Peter Williams v. Environmental Protection Agency, et al. |
District of Columbia |
2024-03-27 |
Denied |
Response Waived |
administrative-petition administrative-procedure administrative-procedure-act clean-air-act due-process environmental-protection-agency epa-action petition-for-review standing statutory-interpretation timeliness |
1. Whether Williams could have petitioned for review using non-record rebuttal evidence within 60 days of EPA's initial action.
2. Whether the Act re… |
| 23A841 |
Growth Energy, et al. v. Calumet Shreveport Refining, LLC., et al. |
Fifth Circuit |
2024-03-14 |
Presumed Complete |
|
clean-air-act disproportionate-economic-hardship epa-interpretation renewable-fuel-standard rins-credits small-refinery-exemption |
Question not identified. |
| 23-952 |
Shell PLC, fka Royal Dutch Shell PLC, et al. v. City and County of Honolulu, Hawaii, et al. |
Hawaii |
2024-03-01 |
Denied |
CVSGRelisted (2) |
clean-air-act climate-change constitutional-law federal-law federal-preemption foreign-emissions interstate-emissions preemption state-law |
1. Whether claims seeking damages for the effects of interstate and international emissions on the global climate are beyond the limits of state law a… |
| 23A651 |
Sunoco LP, et al. v. City and County of Honolulu, Hawaii, et al. |
Hawaii |
2024-01-16 |
Presumed Complete |
|
clean-air-act climate-change federal-common-law interstate-emissions personal-jurisdiction state-law-claims |
Whether federal law precludes state-law claims seeking redress for injuries allegedly caused by the effects of interstate greenhouse-gas emissions on … |
| 23A384 |
United States Steel Corporation v. Environmental Protection Agency, et al. |
District of Columbia |
2023-10-31 |
Presumed Complete |
|
administrative-law agency-authority clean-air-act environmental-regulation epa-rulemaking interstate-pollution |
Question not identified. |
| 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 |
Question not identified. |
| 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 |
Question not identified. |
| 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 |
Question not identified. |
| 23-143 |
Minnesota Automobile Dealers Association v. Minnesota Pollution Control Agency |
Minnesota |
2023-08-16 |
Denied |
Response Waived |
california-standards california-waiver clean-air-act environmental-law federal-preemption maintenance-plans national-ambient-air-quality-standards nonattainment-areas state-regulation vehicle-emission-standards vehicle-emissions |
Whether, under Section 177 of the Clean Air Act, Minnesota qualifies to adopt California's vehicle emission standards when there are no areas in Minne… |
| 22-48 |
AC Interests, L.P. v. Texas Commission on Environmental Quality |
Texas |
2022-07-19 |
Denied |
Response Waived |
administrative-law civil-rights clean-air-act due-process emission-reduction-credits equitable-tolling mootness takings takings-clause |
1. Should Common Law allow the 60-month deadline for using emission reduction credits to be equitably tolled while a party seeks to establish the righ… |
| 21-519 |
Growth Energy v. American Fuel & Petrochemical Manufacturers, et al. |
District of Columbia |
2021-10-07 |
Denied |
Response Waived |
administrative-law clean-air-act environmental-regulation epa-interpretation ethanol-blending ethanol-waiver fuel-blends reid-vapor-pressure statutory-construction statutory-interpretation volatility-limit |
Whether the United States Environmental Protection Agency may interpret the ethanol-waiver provision in 42 U.S.C. § 7545(h)(4) to apply to fuel blends… |
| 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… |
| 20-1780 |
North Dakota v. Environmental Protection Agency, et al. |
District of Columbia |
2021-06-23 |
Judgment Issued |
Amici (3)Relisted (4) |
clean-air-act environmental-law environmental-protection-agency epa-regulations federalism performance-standards state-implementation stationary-sources |
Section 111(d) of the Clean Air Act ("CAA"), 42
U.S.C. § 7411(d), governs air emissions from stationary sources of air pollutants. Section 111(d) expl… |
| 20-1778 |
Westmoreland Mining Holdings LLC v. Environmental Protection Agency, et al. |
District of Columbia |
2021-06-23 |
Judgment Issued |
Amici (1)Relisted (4) |
administrative-law agency-authority carbon-emissions clean-air-act clean-power-plan energy-policy environmental-regulation epa hazardous-air-pollutants section-111(d) section-112 statutory-interpretation |
1. Whether EPA may employ 42 U.S.C. § 7411(d) to impose standards of performance on existing stationary sources that are regulated under the "hazardou… |
| 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), which authorizes the EPA to impose standards "for any existing source" based on limits "achievable through the applicatio… |
| 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… |
| 20-994 |
Volkswagen Group of America, Inc., et al. v. The Environmental Protection Commission of Hillsborough County, Florida, et al. |
Ninth Circuit |
2021-01-26 |
Denied |
CVSGAmici (5)Response RequestedResponse WaivedRelisted (5) |
clean-air-act emission-standards federal-authority federal-regulation nationwide-updates preemption state-law 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… |
| 19-835 |
Valero Energy Corporation, et al. v. Environmental Protection Agency |
District of Columbia |
2020-01-02 |
Denied |
Amici (2)Response Waived |
administrative-law administrative-procedure agency-deference agency-discretion annual-rulemaking clean-air-act epa-rulemaking judicial-review point-of-obligation renewable-fuel-standard |
The requirement that EPA "shall" make a "calendar year" determination of the "appropriate" point of obligation requires EPA to consider in each annual… |
| 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 |
1. Can the Environmental Protection Agency
revise clear statutory terms of the Clean Air Act to
allow the importation, sale, and use of motor
vehic… |
| 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, under a provision of the Clean Air Act, 42 U.S.C. § 7607(b)(1), the inclusion of a state regulation in an EPA-approved State Implementation P… |
| 18-629 |
Jack Cody v. California Air Resources Board, et al. |
California |
2018-11-14 |
Denied |
Response Waived |
clean-air-act concurrent-jurisdiction constitutional-challenge constitutional-review environmental-regulation federal-constitutional-defense federal-preemption judicial-review state-court-jurisdiction state-environmental-regulation statutory-interpretation |
In this case of first impression before this Court, does the CAA withdraw concurrent state court jurisdiction to adjudicate the constitutionality of s… |