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Regulatory Authority Supreme Court of the United States Environmental Policies

Troutman Pepper Locke

White House Issues Memorandum Directing Federal Agencies to Repeal Regulations Deemed to be Unlawful Pursuant to Recent U.S....

Troutman Pepper Locke on

On April 9, the White House issued a memorandum directing federal executive departments and agencies to repeal regulations deemed unlawful pursuant to certain U.S. Supreme Court decisions. This directive aims to address...more

Jones Day

U.S. Supreme Court Limits EPA Clean Water Act Permitting Authority

Jones Day on

On March 4, 2025, the Supreme Court of the United States issued its decision in City & County of San Francisco v. Environmental Protection Agency and clarified the U.S. Environmental Protection Agency's ("EPA") and state...more

DLA Piper

Supreme Court Limits EPA's Permitting Authority Under the Clean Water Act

DLA Piper on

The Supreme Court recently ruled that the Clean Water Act (CWA) does not authorize the Environmental Protection Agency (EPA) to impose “generic” or “end-result” prohibitions in National Pollutant Discharge Elimination System...more

ArentFox Schiff

A Divided SCOTUS Invalidates Common Provisions of Clean Water Act Permits

ArentFox Schiff on

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

Allen Matkins

California Environmental Law & Policy Update 3.7.25

Allen Matkins on

On Tuesday, in a 5-4 opinion authored by Justice Samuel Alioto, the U.S. Supreme Court issued a pivotal ruling that the Clean Water Act (CWA) provisions authorizing the U.S. Environmental Protection Agency (EPA) to impose...more

Allen Matkins

Supreme Court Says EPA has no Authority to Impose “End-Result” Requirements in Clean Water Act Permits

Allen Matkins on

On Tuesday, March 4, 2025, the Supreme Court issued an opinion in City and County of San Francisco, California v. Environmental Protection Agency, U.S. No. 23-753 in which the City and County of San Francisco (San Francisco)...more

Goldberg Segalla

Supreme Court Requires EPA to Set Specific Targets in Water Permits

Goldberg Segalla on

The U.S. Supreme Court on Tuesday, in San Francisco v. EPA, held in a 5-4 decision that the EPA cannot enforce requirements in wastewater permits that “do not spell out what a permittee must do or refrain from doing.” San...more

King & Spalding

Supreme Court Rules EPA’s Wastewater Discharge Permits May Not Include “End-Result” Provisions

King & Spalding on

In an important environmental decision, the Supreme Court narrowed the range of discharge limitations under the Clean Water Act (“CWA”) for wastewater discharges. On March 4, 2025, the U.S. Supreme Court held the CWA does not...more

Holland & Knight LLP

In San Francisco v. EPA, Supreme Court Continues Its "Righting" of the Clean Water Act

Holland & Knight LLP on

With its opinion in San Francisco v. EPA, the U.S. Supreme Court has again acted to "right" the implementation of the federal Clean Water Act by overturning a U.S. Court of Appeals for the Ninth Circuit interpretation of the...more

Goldberg Segalla

Navigating NEPA in the New Year

Goldberg Segalla on

On January 31 — in Marin Audubon Society et al. v. FAA et al. — the D.C. Circuit Court declined petitions for en banc review of a panel’s November 2024 ruling that the White House Council on Environmental Quality (CEQ) does...more

Skadden, Arps, Slate, Meagher & Flom LLP

West Virginia v. EPA: Implications for Climate Change and Beyond

Key Points - The U.S. Supreme Court’s decision in West Virginia v. EPA limits the EPA’s options for regulating greenhouse gas emissions, but the agency can still pursue emission reductions at individual power plants and other...more

Perkins Coie

Supreme Court Decision Portends Greater Judicial Scrutiny of FCC

Perkins Coie on

By a 6-3 majority, the U.S. Supreme Court in West Virginia v. Environmental Protection Agency held that the Environmental Protection Agency’s (EPA) efforts to regulate greenhouse gases by making industry-wide changes violated...more

Jones Day

U.S. Supreme Court Curbs Executive Power and Reach of EPA

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What Happened: West Virginia v. EPA - In West Virginia v. EPA, the Supreme Court ruled in favor of Jones Day client, the North American Coal Corporation, and determined that the EPA did not have clear authorization from...more

Kramer Levin Naftalis & Frankel LLP

Supreme Court Rejects EPA’s ‘Clean Power Plan’ in Decision Raising Questions About the SEC’s Climate-Related Disclosure Rules

On June 30, 2022, the U.S. Supreme Court held in West Virginia v. Environmental Protection Agency, 597 U.S. ___ (2022), that the Clean Air Act did not clearly authorize the Environmental Protection Agency (EPA) to create the...more

WilmerHale

Supreme Court on Climate: West Virginia v. EPA

WilmerHale on

In one of the most significant environmental opinions of our time, the Supreme Court held in West Virginia v. EPA that Section 111(d) of the Clean Air Act does not give the Environmental Protection Agency (EPA) authority to...more

Quarles & Brady LLP

Supreme Court Curbs EPA’s Approach to Regulating GHG Emissions from Existing Power Plants

Quarles & Brady LLP on

On June 30, 2022, the United States Supreme Court issued its long-awaited decision in West Virginia v. EPA, a case challenging the scope of the United States Environmental Protection Agency’s (“EPA’s”) authority to regulate...more

Mayer Brown Free Writings + Perspectives

Supreme Court Decision in West Virginia v. EPA Casts Doubt on SEC’s Climate Proposal and Other Regulatory Initiatives

On June 30, 2022, the U.S. Supreme Court decided West Virginia et al. v. Environmental Protection Agency, holding that the EPA lacks authority under Section 7411(d) of the Clean Air Act to limit greenhouse gas emissions from...more

Stinson LLP

Supreme Court Rejects EPA's Power on Climate Change Regulations

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The U.S. Supreme Court rejected the U.S. Environmental Protection Agency’s (EPA) ability to regulate greenhouse gas emissions based on shifting from existing generation sources under Section 111(d) of the Clean Air Act (CAA)....more

Kohrman Jackson & Krantz LLP

U.S. Supreme Court Limits EPA’s Authority to Curb Greenhouse Gas Emissions

In a 6-3 opinion, the high court struck a major blow to the United States Environmental Protection Agency (the EPA), ruling the EPA cannot provide states with the right to issue regulations reducing the amount of carbon...more

Burr & Forman

Supreme Court Says EPA Went Too Far on Regulating Climate Change

Burr & Forman on

On June 29, 2022, the U.S. Supreme Court ruled that an arcane portion of the Clean Air Act (“CAA”), infrequently used by the EPA, could not serve as appropriate delegation of legislative authority to regulate greenhouse gas....more

Hicks Johnson

Oklahoma Oil and Gas Business Braces for Change in Wake of Supreme Court Decision

Hicks Johnson on

On July 9, 2020, the Supreme Court issued its opinion in McGirt v. Oklahoma, ruling that most of the eastern half of Oklahoma is an Indian reservation. While the decision ostensibly resolves a jurisdictional challenge to a...more

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