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ArentFox Schiff

Top 3 Supreme Court Environmental and Administrative Trends of 2025

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Within this term, the US Supreme Court’s major environmental and administrative focus was on statutory text in its environmental and administrative decisions....more

Tonkon Torp LLP

U.S. Supreme Court Limits EPA Discretion in Landmark NPDES Permit Decision

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The Supreme Court’s recent decision in City and County of San Francisco v. Environmental Protection Agency, (EPA) 604 U.S. ____ (2025) significantly alters the regulatory landscape for NPDES permits under the Clean Water Act...more

MG+M The Law Firm

Wisconsin Supreme Court Ruling on PFAS Leaves Businesses Vulnerable and Overextends Agency Power

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In a contentious 5–2 decision, the Wisconsin Supreme Court has dealt an unprecedented blow to the state’s business and manufacturing sector by ruling that the Department of Natural Resources (DNR) can force cleanup of PFAS...more

Stinson LLP

Wisconsin Supreme Court Upholds State's Authority to Regulate PFAS Without Formal Rulemaking

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On June 24, 2025, the Wisconsin Supreme Court rejected a challenge to the authority of the Wisconsin Department of Natural Resources (WDNR) to compel the cleanup of perfluoroalkyl and polyfluoroalkyl (PFAS) substances under...more

Jones Day

U.S. Supreme Court Instructs Courts to Provide "Substantial Deference" to Agencies in NEPA Cases

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On May 29, 2025, the U.S. Supreme Court decided Seven County Infrastructure Coalition v. Eagle County, clarifying the standards for judicial review of challenges to agency action under the National Environmental Policy Act...more

Downey Brand LLP

U.S. Supreme Court Limits Use of Environmental Review as a Roadblock

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On May 29, 2025, in Seven County Infrastructure Coalition v. Eagle County, Colorado (2025) 605 U.S. ____, the Supreme Court gave instruction that the National Environmental Policy Act (NEPA) “is a procedural cross-check, not...more

DLA Piper

Seven County Infrastructure Coalition v. Eagle County: Top Points

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Supreme Court aims to provide predictability by narrowing the scope of NEPA review - The Supreme Court’s latest ruling in Seven County Infrastructure Coalition v. Eagle County marks a significant “course correction” in how...more

Quarles & Brady LLP

SCOTUS Unanimously Limits Scope of NEPA in Major Infrastructure Ruling

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Seven County Infrastructure Coalition et al. v. Eagle County, Colorado, et al. The U.S. Supreme Court recently clarified the scope of federal agency review requirements under the National Environmental Policy Act (“NEPA”)...more

Stoel Rives - Environmental Law Blog

Seven County Infrastructure Coalition v. Eagle County: Agencies Granted Substantial Deference in Assessing Project Scope and...

In a significant decision interpreting the National Environmental Policy Act (NEPA), the U.S. Supreme Court issued its opinion in Seven County Infrastructure Coalition v. Eagle County, Colorado on May 29, 2025. For certain...more

McGlinchey Stafford

SCOTUS Reins in NEPA Scope in Seven County

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In a landmark ruling issued May 29, 2025, the U.S. Supreme Court unanimously reversed the D.C. Circuit in Seven County Infrastructure Coalition v. Eagle County, Colorado, sharply limiting the scope of environmental review...more

Perkins Coie

Supreme Court Issues “Course-Correcting” NEPA Decision

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The Supreme Court of the United States’ opinion, issued May 29, 2025, in Seven County Infrastructure Coalition v. Eagle County, Colorado, reaffirms the Court’s earlier, seminal decisions expounding judicial review under the...more

Baker Botts L.L.P.

Pruning NEPA’s Branches: The Supreme Court Reshapes Environmental Reviews for Major Actions

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Over the last half century, federal courts have interpreted the National Environmental Policy Act (NEPA) to require federal agencies to study an ever-growing range of indirect effects and impacts when approving large...more

Jenner & Block

Supreme Court Limits Scope of NEPA’s Analysis of Upstream and Downstream Environmental Impacts of Federal Actions

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On May 29, 2025, in a 8-0 ruling (Justice Gorsuch recused himself from the case), the Supreme Court held that the U.S. Court of Appeals for the D.C. Circuit erred in requiring federal regulators to evaluate the potential...more

Latham & Watkins LLP

US Supreme Court Clarifies Scope of Review Under NEPA

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The decision emphasizes the importance of judicial deference to agencies on NEPA and narrows the scope of environmental analyses....more

Bricker Graydon LLP

Supreme Court Limits EPA Permitting Authority in City and County of San Fran v. US EPA

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On March 4, 2025, the U.S. Supreme Court issued a 5-4 opinion in City and County of San Francisco v. Environmental Protection Agency, holding that “end-result” requirements routinely imposed by the EPA in NPDES permits issued...more

Dickinson Wright

Supreme Court Limits EPA's Power Over NPDES Water Permits

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In a much-anticipated decision, the U.S. Supreme Court significantly narrowed the EPA's authority under the Clean Water Act (CWA) to impose so-called "end-result" requirements in NPDES permits. These "end-result" requirements...more

(ACOEL) | American College of Environmental...

Port Arthur Community Action Network (PACAN) v. Texas Commission on Environmental Quality—A Nut Case?

In Port Arthur Community Action Network (PACAN) v. Texas Commission on Environmental Quality, the Texas Supreme Court clarified the statutory definition of “Best Available Control Technology”(BACT) under the Texas Clean Air...more

Perkins Coie

San Francisco v. EPA: Supreme Court Decides Clean Water Act Permits May Not Include Receiving Water Limits

Perkins Coie on

In City and County of San Francisco v. Environmental Protection Agency, 604 U.S. ___, 145 S. Ct. 704 (2025), in a 5-4 decision issued on March 4, the Supreme Court of the United States struck down two provisions in San...more

Bennett Jones LLP

Federal Court Orders Review of PMRA Decision Renewing Glyphosate Pesticide

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The Federal Court has ordered the review of another Pest Management Regulatory Agency (PMRA) decision, spotlighting how the regulatory agency handles new scientific evidence in the renewal process for pesticides in Canada....more

ArentFox Schiff

A Divided SCOTUS Invalidates Common Provisions of Clean Water Act Permits

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In the US Supreme Court’s first post-Chevron decision involving the US Environmental Protection Agency (EPA) the Supreme Court found against EPA, invalidating ‘end result’ NPDES permit requirements....more

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