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Statutory Interpretation Judicial Authority Environmental Protection Agency (EPA)

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

Goldberg Segalla

Venue Matters: Supreme Court Clarifies Where Clean Air Act Cases Belong

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On June 18, the U.S. Supreme Court issued two decisions that clarify a deceptively simple question under the Clean Air Act: Where should lawsuits challenging EPA actions be filed? The rulings – EPA v. Calumet Shreveport...more

McGlinchey Stafford

SCOTUS: Choose the Right Venue in Clean Air Act Issues

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On June 18th, the U.S. Supreme Court issued two rulings determining where challenges to Environmental Protection Agency (EPA) actions under the Clean Air Act must be filed. The Court held challenges to EPA actions that are...more

Holland & Knight LLP

Up in the Air: SCOTUS Creates New Venue Test for Clean Air Act Cases

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The U.S. Supreme Court issued a pair of decisions in EPA v. Calumet Shreveport Refining and Oklahoma v. EPA on June 18, 2025, resolving two related circuit splits regarding proper venue for challenging certain U.S....more

Jenner & Block

California Vehicle Waiver: Congressional Review Act Showdown

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The Congressional Review Act (“CRA”), enacted in 1996, allows Congress to disapprove federal regulations promulgated by government agencies within 60 legislative working days after the rule is submitted to Congress. In order...more

Greenberg Glusker LLP

Supreme Court Narrows EPA’s Authority to Set Limitations in Clean Water Act Permits

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On March 4, 2025, the Supreme Court issued its opinion in City and County of San Francisco v. Environmental Protection Agency, holding that EPA does not have the authority to issue “end-result” requirements in National...more

Miller Starr Regalia

The Federal Clean Water Act In 2025: A Retracting Construction

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More than 50 years ago, the Federal Clean Water Act (CWA or Act) was enacted by Congress to protect the quality of the Nation’s waters. The scope of that protection has been evolving ever since. Until relatively recently, the...more

Dickinson Wright

Supreme Court Limits EPA's Power Over NPDES Water Permits

Dickinson Wright on

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

Kelley Drye & Warren LLP

Supreme Court Strikes Down ​“End-Result” Requirements in NPDES Permits

On March 4, 2025, the U.S. Supreme Court issued a ruling that prohibits the U.S. Environmental Protection Agency (“EPA” or ​“the Agency”) from setting qualitative limits based on the condition of the ​“receiving waters” that...more

Greenberg Glusker LLP

Beyond Chevron: Courts vs. Agencies in a New Era

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The legal landscape regarding federal agency authority fundamentally changed in 2024 with the Supreme Court’s decision in Loper Bright Enterprises v. Raimondo. This landmark case dismantles the Chevron deference standard,...more

Pillsbury - Gravel2Gavel Construction & Real...

The 2023 Term of the Supreme Court: Administrative and Regulatory Law Rulings

It is instructive to review the Supreme Court’s record in its most recent term, concentrating on regulatory and administrative law cases, which are usually back-burner issues. But not this term....more

Skadden, Arps, Slate, Meagher & Flom LLP

Supreme Court Decisions Curtail Regulatory Agencies’ Powers, Making It Easier To Challenge Rules

The U.S. Supreme Court’s 2023 term is another chapter in the Roberts Court’s trend of shifting power away from administrative agencies and into the hands of courts....more

Holland & Knight LLP

What's Next for the Regulatory Landscape Post-Chevron?

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For nearly 40 years and in more than 18,000 judicial opinions, federal courts have used the Chevron doctrine to defer to an agency's reasonable interpretation of an ambiguous statute. On June 28, 2024, the U.S. Supreme Court...more

Foley Hoag LLP - Environmental Law

Some Evidence that Deference to Agency Technical Decisions May Survive Loper-Bright

Late last month, I noted that the overturning of Chevron did not mean the end of judicial deference to agency expertise. Earlier this week, a decision by the D.C. Circuit Court of Appeals provided some confirmation that...more

Ward and Smith, P.A.

The Chevron Doctrine Overturned: Implications for U.S. Regulatory Landscape

Ward and Smith, P.A. on

In general, courts—not the legislative or executive branches of government—interpret the law. But since 1984, the Supreme Court required federal courts to disregard their own interpretation of ambiguous federal statutes....more

Foley Hoag LLP - Environmental Law

Does Loper-Bright Mean the End of Deference to Agency Expertise?

Greenwire (subscription required) had an article yesterday with the breathless headline “Post-Chevron era tests courts’ readiness to tackle science.” The article noted that, in the recent Supreme Court decision in Ohio v....more

Spilman Thomas & Battle, PLLC

Currents - Energy Industry Insights, V 8, Issue 7, July 2024

Welcome to the seventh 2024 issue of Currents - our e-newsletter focused on energy topics. There are less than six months left for companies formed before January 1, 2024 to file their initial beneficial owner report...more

Spilman Thomas & Battle, PLLC

Chevron, Energy and the Pivotal Shift

The U.S. Supreme Court recently overturned the Chevron doctrine, a significant legal principle established by Chevron U.S.A., Inc. v. Natural Resources Defense Council. For 40 years, lower courts have relied on the Chevron...more

Jenner & Block

Client Alert: How Recent Supreme Court Decisions May Impact EHS Agencies and Regulations

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The Supreme Court’s recent term is likely to be remembered as one that significantly affected the long-standing roles and responsibilities of federal agencies, including the deference afforded to their interpretations of...more

Foley & Lardner LLP

The Supreme Court Changes Basic Tenets of Administrative Law - Complicating the Environmental Protection Agency’s Ability to...

Foley & Lardner LLP on

In a trio of cases, the Supreme Court has changed the balance of power between courts and federal agencies. The combination of these three cases will likely lead to significant litigation in multiple courts, repeated...more

Wiley Rein LLP

SCOTUS Overrules Chevron and Opens Door to More Challenges Under APA: Environmental Law Implications of Loper Bright and Corner...

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The U.S. Supreme Court issued two opinions at the end of its term impacting environmental law. In Loper Bright Enterprises v. Raimondo, the Court held that courts must exercise independent judgment when determining if an...more

K&L Gates LLP

Down Goes Chevron—Environmental Challenges Will Soon Follow

K&L Gates LLP on

On Friday, 28 June 2024, the US Supreme Court released its opinion in Loper Bright Enterprises v. Raimondo and Relentless, Inc. v. Department of Commerce (collectively Loper Bright), overturning Chevron v. Natural Resources...more

Morgan Lewis

The End of the Chevron Doctrine: an Environmental Law Watershed?

Morgan Lewis on

The US Supreme Court’s opinion in the Loper Bright v. Raimondo and Relentless v. Commerce cases overruling the rule of deference to agency interpretations of federal statutes established by its decision 40 years ago in...more

Lathrop GPM

The Death of the Chevron Doctrine: What Next?

Lathrop GPM on

This past week was monumental for those subject to regulation by Federal administrative agencies. Over the course of 24 hours, the Supreme Court issued two rulings that have extensive implications for administrative agency...more

Proskauer - Regulatory & Compliance

Supreme Court Curtails Agency Power By Overturning Chevron Deference

On June 28, 2024, the U.S. Supreme Court issued a landmark ruling overturning “Chevron deference,” a tool for interpreting ambiguous statutes administered by administrative agencies. The 40-year-old Chevron doctrine held...more

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