News & Analysis as of

Greenhouse Gas Emissions Executive Orders Clean Air Act

Hogan Lovells

EPA proposes reconsidering the 2009 GHG endangerment finding

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On July 30, 2025, the Environmental Protection Agency (EPA) issued a proposed rule to reconsider the 2009 Endangerment Finding that has served as the foundation for EPA's authority to regulate greenhouse gases (GHGs) for...more

Holland & Hart LLP

EPA Proposes Sweeping Repeal of GHG Standards for Fossil Fuel-Fired Power Plants

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Administrator of the U.S. Environmental Protection Agency (EPA) Lee Zeldin on June 11, 2025, announced a proposed rule titled “Repeal of Greenhouse Gas Emissions Standards for Fossil Fuel-Fired Electric Generating Units.” In...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

Jones Day

Trump Paves Way for Coal Renaissance and Targets State Climate Change Efforts

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In early April, President Trump issued several energy-related presidential actions aimed at reviving the coal industry. These actions could boost the domestic coal industry, including by rolling back environmental regulations...more

Foley Hoag LLP - Energy & Climate Counsel

Trump Administration Sues Four States to Block Climate Superfund Legislation and Climate Deception Litigation

As we have noted previously, a number of states have enacted legislation and/or brought claims against fossil fuel producers seeking payment for damages resulting from climate change. Legislative efforts include New York...more

Pillsbury - Gravel2Gavel Construction & Real...

Federal Government Sues Four States Over Climate Superfund Laws and Climate Change Litigation

The U.S. Department of Justice (DOJ) has filed a series of federal lawsuits against four states—New York, Vermont, Michigan and Hawaii—alleging that recent legislative and enforcement efforts to hold fossil fuel companies...more

Holland & Knight LLP

Up in the Air: Challenges to California's Clean Air Act Preemption Waiver

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When it comes to regulating motor vehicle emissions, California has long been different. California was the first state in the nation to enact tailpipe emission standards and as result of its "pioneering" efforts in the...more

Beveridge & Diamond PC

Tracking Update: Trump Administration's Latest Deregulatory Actions on Energy, Environment and Natural Resources

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President Trump has issued a flurry of new Executive Orders and Presidential Memoranda aimed at advancing the Administration’s deregulatory agenda, particularly in the energy and environmental sectors. This advisory provides...more

Morgan Lewis

Recent US Administration Actions Promote Coal Energy

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President Donald Trump’s second inaugural address identified making America “energy dominant again” as one of four America First Priorities. Having issued several statements and executive orders in January that focused on...more

Mintz - ML Strategies

Potential Fallout if Endangerment Finding Is Rescinded

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On March 13, the Environmental Protection Agency (EPA) announced it would move forward with reconsideration of the Greenhouse Gas Endangerment Finding (Endangerment Finding) as directed in President Trump’s Executive Order...more

McGuireWoods LLP

EPA Announces Major Shift in Enforcement Priorities for Energy Sector

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On March 12, 2025, the Environmental Protection Agency’s (EPA) Office of Enforcement and Compliance Assurance (OECA) issued a memorandum titled “Implementing National Enforcement and Compliance Initiatives Consistently with...more

Jones Day

Back to the Laboratories: U.S. State Climate Initiatives Amid Federal Transition

Jones Day on

While federal policymaking has already begun to shift away from the climate change programs of the Obama and Biden administrations, many states are expected to continue pursuing expansive climate policies and building upon...more

Saul Ewing LLP

EPA Proposing Wide-Ranging Regulatory Revamp

Saul Ewing LLP on

The Trump administration has declared March 12, 2025, as “the greatest and most consequential day of deregulation in the history of the United States.” United States Environmental Protection Agency Administrator, Lee Zeldin,...more

Jones Day

EPA Announces Historic Deregulation

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On March 12, 2025, the Environmental Protection Agency ("EPA") issued a flurry of press releases announcing its plan to rollback dozens of Biden-era, as well as earlier, environmental regulations. This historic move is part...more

ArentFox Schiff

EPA Announces ‘Greatest Deregulation in History’

ArentFox Schiff on

The full scope of the Trump Administration’s deregulatory efforts in the environmental space was recently made clear with a series of announcements from US Environmental Protection Agency (EPA) Administrator Lee Zeldin....more

Beveridge & Diamond PC

EPA’s Historic Deregulation Initiative: Implications and Opportunities to Engage

Beveridge & Diamond PC on

On March 12, U.S. Environmental Protection Agency (EPA) Administrator Lee Zeldin announced that EPA would soon undertake efforts to roll back 31 environmental regulations that cut across industry sectors. EPA’s deregulatory...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

Womble Bond Dickinson

A Big Day at EPA - Agency Announces Reconsideration of 31 Major Agency Actions

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On February 29, 2025, President Trump issued an executive order requiring agencies to identify suspect regulations for regulatory roll back within 60 days. ...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

Jenner & Block

Client Alert: Key Energy and Environmental Takeaways from Trump’s Early Executive Orders

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In his first week in office, President Trump issued a series of executive orders that touched on energy and the environment. These orders are likely to significantly alter the makeup and actions of the executive branch for...more

BakerHostetler

Regulating Automotive Emissions: Part I - What to Expect Under the Second Trump Administration

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On the day of his inauguration, President Joe Biden issued a historic number of executive orders, several of which focused on overturning actions taken by the Trump Administration’s Environmental Protection Agency (EPA). We...more

Goldberg Segalla

EPA Finalizes New Rule Requiring More Than 200 Chemical Plants to Reduce Toxic Emissions

Goldberg Segalla on

The U.S. Environmental Protection Agency announced April 9 a set of final rules under sections 111 and 112 of the Clean Air Act (CAA) to significantly reduce toxic air pollution from more than 200 chemical plants in the...more

Holland & Hart LLP

EPA Doubles Down on Enforcement to Address Climate Change

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In its latest move to address climate charge, the Environmental Protection Agency’s (EPA) Office of Enforcement and Compliance Assurance (OECA) on September 28, 2023 issued a memorandum titled “EPA’s Climate Enforcement and...more

(ACOEL) | American College of Environmental...

Clean Air Act Cost Benefit Analysis Is Required Only When Authorized By Statute, Except If It Is Imposed By Executive Order, But...

The law of regulatory cost benefit analysis just became even more incoherent under a ruling of the Western District of Louisiana enjoining implementation of President Biden’s executive order setting parameters to establish...more

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