News & Analysis as of

Climate Change Supreme Court of the United States Greenhouse Gas Emissions

Brownstein Hyatt Farber Schreck

EPA Moves to Rescind 2009 Endangerment Finding

On July 29, the Environmental Protection Agency (EPA) formally proposed to revoke its 2009 “Endangerment Finding,” in which the EPA declared that greenhouse gases contribute to air pollution and endanger public health. This...more

Foley Hoag LLP - Energy & Climate Counsel

EPA Introduces Rule To Repeal Endangerment Finding

On Tuesday July 29, the U.S. Environmental Protection Agency (“EPA”) announced a proposed rule to repeal its 2009 finding that greenhouse gas (“GHG”) emissions from new motor vehicles contribute to pollution and endanger...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

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Protection Agency (EPA) has developed a suite of regulations under the Clean Air Act (CAA) built upon EPA’s finding – originally made in 2009 – that greenhouse gas...more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

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

Allen Matkins

California Environmental Law & Policy Update 10.18.24

Allen Matkins on

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

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

ArentFox Schiff

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

ArentFox Schiff on

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

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

ArentFox Schiff

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

ArentFox Schiff on

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

ArentFox Schiff

EPA’s FY2024 Budget Request Emphasizes Continued Focus on Climate, Environmental Justice, and Infrastructure

ArentFox Schiff on

Executive branch priorities are clearly set out in agency budget requests. While the amount budgeted generally changes when Congress has its say, the original request provides unique insight into how agencies perceive what...more

Foley Hoag LLP - White Collar Law &...

Will Stakeholder Objections and Legal Uncertainty Slow an ESG Revolution?

According to the Securities & Exchange Commission, its proposed revisions to SEC regulations regarding climate change disclosures in May 2022 were intended to provide investors with consistent and reliable information...more

ArentFox Schiff

Ten Environmental and Energy Issues to Watch in 2023

ArentFox Schiff on

What will happen in the environmental and energy space in 2023? The last year saw transformative changes in the environmental and energy space in the form of historic spending through the federal Inflation Reduction Act, a...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

Jones Day

U.S. Supreme Court Limits How EPA Can Regulate Greenhouse Gases

Jones Day on

In West Virginia v. EPA, a case argued by Jones Day, the U.S. Supreme Court determined that Congress did not authorize the U.S. Environmental Protection Agency ("EPA") to compel generation shifting among existing electric...more

BCLP

U.S. Supreme Court Upends Federal Climate Regulation, and Much More

BCLP on

On June 30, 2022, the United States Supreme Court handed down its opinion in West Virginia v. Environmental Protection Agency, holding by a 6-3 majority that the U.S. Environmental Protection Agency (“EPA”) overstepped its...more

Proskauer Rose LLP

The Supreme Court Limits EPA’s Authority to Regulate Greenhouse Gas Emissions

Proskauer Rose LLP on

On June 30, 2022, the Supreme Court of the United States issued an important environmental ruling in West Virginia v. EPA, holding that while the United States Environmental Protection Agency (“EPA”) can regulate power plant...more

Hogan Lovells

Summary of West Virginia v. EPA and its potential impact on NRC and other federal agencies

Hogan Lovells on

In a recent decision that could have wide-ranging implications, the U.S. Supreme Court in West Virginia v. Environmental Protection Agency found that the Environmental Protection Agency (EPA) had overstepped its authority in...more

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