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Greenhouse Gas Emissions Supreme Court of the United States

ArentFox Schiff

Supreme Court Allows Fuel Producers to Contest California’s Emissions Rules

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For decades, California has been granted unique deference in setting Clean Air Act (CAA) emissions limitations for California-sold vehicles through use of a state-specific waiver....more

Jones Day

Evolving NEPA Regulations May Facilitate Energy Projects

Jones Day on

The National Environmental Protection Act ("NEPA") requires that federal agencies assess the environmental effects of their proposed actions prior to making final decisions, including decisions on issuing federal permits,...more

Carlton Fields

Supreme Court Ruling Speeds Environmental Reviews, Limits Legal Challenges to Energy Projects

Carlton Fields on

On May 29, 2025, the U.S. Supreme Court issued a decision in Seven County Infrastructure Coalition v. Eagle County, Colorado, a case concerning the National Environmental Policy Act (NEPA) that limits judicial review of...more

Beveridge & Diamond PC

New NEPA Limits on the Horizon

New NEPA Limits on the Horizon - It has been a year of major change for the National Environmental Policy Act (NEPA), marked by various court decisions, executive orders, and the Council on Environmental Quality’s (CEQ)...more

Baker Botts L.L.P.

9 Questions About the 2009 Endangerment Finding Reconsideration in 2025

Baker Botts L.L.P. on

Over the course of the last 15 years, the U.S. Environmental Protection Agency (EPA) has developed a suite of regulations under the Clean Air Act (CAA) built upon EPA’s finding – originally made in 2009 – that greenhouse gas...more

Faegre Drinker Biddle & Reath LLP

EPA Rolls Back Regulations From Climate Change to ‘Waters of the United States’

On March 12, 2025, U.S. Environmental Protection Agency (EPA) Administrator Lee Zeldin announced more than 30 actions to roll back regulations to advance President Trump’s Day One executive orders. These include actions...more

Akin Gump Strauss Hauer & Feld LLP

EPA’s Endangerment Finding in Danger?

On his first day in office, President Trump signed Executive Order (EO) 14154, Unleashing American Energy. Halfway through the lengthy Order, one paragraph requires the Administrator of the Environmental Protection Agency...more

Allen Matkins

California Environmental Law & Policy Update 1.31.25

Allen Matkins on

The Trump administration has asked the U.S. Supreme Court to pause its review of a case involving California’s stricter vehicle emissions and electric vehicle standards. Acting Solicitor General Sarah Harris filed the request...more

Beveridge & Diamond PC

Outlook for Trump Administration Environment, Energy, and Natural Resource Regulation, Enforcement & Litigation

Beveridge & Diamond PC on

Overview - Following our post-election Alert outlining major anticipated themes for environmental and natural resource law and policy in the second Trump administration, leaders from a number of our practices – many of...more

Blank Rome LLP

SCOTUS Declines to Review California’s Clean Air Act Preemption Waiver—Current Implications and Expected Response from the...

Blank Rome LLP on

Update and Background - The U.S. Supreme Court, in Diamond Alternative Energy, LLC v. EPA, et al, recently declined to review whether the Environmental Protection Agency (“EPA”) exceeded its authority by granting a...more

Goldberg Segalla

SCOTUS Declines to Review EPA’s Authority on California’s Vehicle Emission Standards

Goldberg Segalla on

In a significant development for environmental law and state autonomy, the Supreme Court of the United States (SCOTUS) recently declined to review whether the U.S. Environmental Protection Agency (EPA) has the authority to...more

Pillsbury Winthrop Shaw Pittman LLP

How Broad Is Too Broad? Supreme Court Considers Scope of NEPA

The U.S. Supreme Court is poised to address a circuit split over whether an agency doing an environmental review under the National Environmental Policy Act (NEPA) must consider effects beyond its regulatory jurisdiction,...more

Goldberg Segalla

What’s Next For NEPA?

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The U.S. Supreme Court last week scheduled oral arguments for December 10 in Seven County Infrastructure Coalition v. Eagle County, a highly anticipated case that focuses on whether a federal agency should be required to...more

Allen Matkins

California Environmental Law & Policy Update 10.18.24

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California officials have been working on a plan to preserve the state’s leading edge environmental and climate policies, in the event that former President Donald J. Trump returns to the White House and follows through on...more

Goldberg Segalla

U.S. Supreme Court Rejected Challenge to EPA Efforts to Curb Greenhouse Gas Emissions

Goldberg Segalla on

On October 16, the U.S. Supreme Court rejected an attempt to block the implementation of the U.S. Environmental Protection Agency’s latest effort to curb greenhouse gas emissions (GHG) from power plants while the EPA is being...more

Smith Debnam Narron Drake Saintsing & Myers,...

The End of Chevron: Implications for Employers

On June 28, 2024, in a landmark decision, the United States Supreme Court invalidated the long-standing standard known as the Chevron doctrine in the case of Loper Bright Enterprises v. Raimondo, marking a significant shift...more

Venable LLP

Environmental Law in a Post-Chevron World

Venable LLP on

Last week, Venable’s Government Division offered its general thoughts on the fallout from the Supreme Court’s reversal of the long-standing Chevron deference principle. Here, the Environmental Practice Group offers some of...more

Goldberg Segalla

Won’t You Be My [Non-Emitting] Neighbor? SCOTUS Stays EPA’s Federal Emissions Plan for States

Goldberg Segalla on

Last week, in a 5-4 opinion, in Ohio v. Environmental Protection Agency, the U.S. Supreme Court granted applications for a stay of the implementation of the “Good Neighbor” Plan, the EPA’s federal emissions reduction rule,...more

ArentFox Schiff

ESG Update: Three Climate Change Decisions to Watch as the Temperature Rises

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Below, we break down three recent decisions and explain why the regulated community should pay attention to them: the first from the Southern District of New York in City of New York v. Exxon Mobil Corporation; the second...more

Allen Matkins

California Environmental Law & Policy Update 2.23.24

Allen Matkins on

During arguments on Wednesday in the most significant environmental dispute before the U.S. Supreme Court this year, the Court's conservative justices expressed skepticism over the Environmental Protection Agency's efforts to...more

Goldberg Segalla

Supreme Court Denies Petition for Certiorari in Minnesota’s Climate Case Against Petroleum Leaders

Goldberg Segalla on

In June 2020, Minnesota Attorney General Keith Ellison sued ExxonMobil, three Koch entities, and the American Petroleum Institute — (energy companies and affiliates that produce or sell fossil fuels around the world and an...more

Dorsey & Whitney LLP

The Supreme Court Update - December 21, 2023

Dorsey & Whitney LLP on

On December 20, 2023, the Supreme Court of the United States agreed to hear oral argument in four consolidated cases: Ohio, et al. v. EPA, et al.; Kinder Morgan, Inc., et al. v. EPA, et al.; American Forest & Paper...more

Mitchell, Williams, Selig, Gates & Woodyard,...

Greenhouse Gas Standards/Guidelines for Fossil Fuel-Fired Power Plants: U.S. House of Representatives Committee on Energy and...

The U.S. House of Representatives Committee on Energy and Commerce Chair, along with two Subcommittee Chairs, sent a November 13th letter to U.S. Environmental Protection Agency (“EPA”) Administrator Michael S. Regan...more

ArentFox Schiff

ESG Litigation Update: Hawaii Supreme Court Allows Petroleum Industry Climate Case to Proceed

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A recent Supreme Court of the State of Hawaii decision permitted climate-related claims against major petroleum and gas companies to proceed toward trial. The decision in City and County of Honolulu v. Sunoco LP allows...more

Mintz

A Mintz ESG Primer: The Current State of Environmental, Social, and Governance Matters in American Corporations

Mintz on

The Mintz Environmental, Social, and Governance (ESG) Working Group developed this ESG primer to provide an overview of the current state of affairs in the United States with respect to the ESG issues that businesses...more

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