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Proposed Rules Greenhouse Gas Emissions

Troutman Pepper Locke

Clarity on California’s Climate Disclosure Rules Could Be on the Horizon

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As the January 1, 2026, deadline to make the first required disclosure under California’s landmark climate laws approaches, the California Air Resources Board (CARB) has announced that it will host another virtual public...more

Jones Day

Legal Questions for Your Sustainability Team #4

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This series seeks to identify legal questions that can add definition and value to the good work that sustainability teams are doing. ...more

Wilson Sonsini Goodrich & Rosati

CARB to Host Public Workshop on Implementation of California Climate Disclosure Laws

On August 7, 2025, the California Air Resources Board (CARB) announced that it will hold a virtual public workshop on Thursday, August 21, 2025, from 9:30 a.m. to 12:30 p.m. Pacific Time “to support the development of...more

Jones Day

New EPA Positions Reflected in Sweeping Rollback of Greenhouse Gas Regulation

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The Environmental Protection Agency ("EPA") proposed a rule that would rescind the 2009 Endangerment Finding, citing a new interpretation of the relevant section in the Clean Air Act ("CAA"), a lack of clear congressional...more

Holland & Knight LLP

Up in the Air: EPA Opens Comment on Repealing Endangerment Finding, Motor Vehicle GHG Rules

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The U.S. Environmental Protection Agency (EPA) on Aug. 1, 2025, published a proposal to repeal all greenhouse gas (GHG) emission standards for light-duty, medium-duty, and heavy-duty vehicles and engines from model year 2012...more

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

ArentFox Schiff

EPA Proposes Repeal of 2009 Endangerment Finding Impacting Greenhouse Gas Regulations

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On July 29, the US Environmental Protection Agency (EPA) announced a proposal to rescind its 2009 Endangerment Finding....more

Beveridge & Diamond PC

EPA Proposes to Rescind Greenhouse Gas Endangerment Finding and Associated Motor Vehicle and Engine Emission Standards

Key Takeaways - What Happened? On July 29, 2025, the U.S. Environmental Protection Agency (EPA) published a proposed rule to rescind the 2009 Greenhouse Gas (GHG) Endangerment Finding (“Endangerment and Cause or Contribute...more

Alston & Bird

Change is in the Air for Greenhouse Gas Vehicle Emissions Standards

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Our Environment, Land Use & Natural Resources Group examines recent federal actions that may reshape federal greenhouse gas (GHG) vehicle emissions standards as well as California’s and other states’ authority to set and...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

Allen Matkins

California Environmental Law & Policy Update 8.1.25

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The U.S. Environmental Protection Agency (EPA) on July 29 proposed to repeal its landmark finding that greenhouse gas emissions endanger public health. The EPA’s so-called endangerment finding, issued in 2009, is a formal...more

Womble Bond Dickinson

Pulling the Critical Block: EPA’s Repeal of the Endangerment Finding Could Topple Climate Rules

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On Tuesday, EPA proposed to repeal its 2009 Endangerment Finding (Repeal Proposal). That’s a big deal, with expansive implications. The 2009 Endangerment Finding determined six greenhouse gases (GHG) are air pollutants that...more

DLA Piper

EPA Proposes to Rescind Landmark Greenhouse Gas Endangerment Finding and Eliminate Mobile Source Emissions Standards for GHGs

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Today, August 1, 2025, the US Environmental Protection Agency (EPA) published a controversial proposed rule that, if finalized, would rescind the agency’s landmark 2009 determination that greenhouse gas (GHG) emissions from...more

Haynes Boone

EPA Proposes Repeal of Legal Foundation for Greenhouse Gas Rules

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The U.S. Environmental Protection Agency (EPA) has proposed a major shift in regulatory policy—to rescind the agency’s 2009 “Endangerment Finding” and to repeal all resulting emission standards for new motor vehicles and...more

Jones Day

EPA Initiates Rulemaking to Eliminate the 2009 GHG Endangerment Finding

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The U.S. Environmental Protection Agency ("EPA") proposes rescission of the 2009 Endangerment Finding, which underpins greenhouse gas regulation under the Clean Air Act....more

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

Baker Botts L.L.P.

9 Questions About the 2009 Endangerment Finding Reconsideration (Updated with New Information from EPA Announcement on July 29,...

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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

Tonkon Torp LLP

EPA Poised to Overturn Greenhouse Gas Endangerment Finding

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Current Environmental Protection Agency (EPA) Administrator Lee Zeldin proposed a rule today to rescind 2009 rules that form the basis of greenhouse gas (GHG) emissions limitations, a move that will almost certainly lead to...more

Cozen O'Connor

Democratic AGs Oppose Washing Away Appliance Efficiency Standards

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14 Democratic AGs and the Corporation Counsel for the City of New York submitted 16 comment letters to the U.S. Department of Energy (DOE) opposing the agency’s proposed rescission of water and energy efficiency standards for...more

K&L Gates LLP

EPA Plans Reset of GHG and Mercury Rules for Power Plants

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Introduction - Continuing the regulatory whiplash over greenhouse gases (GHG) emissions from power plants, the United States Environmental Protection Agency (EPA) recently proposed repealing the Biden administration’s GHG...more

MG+M The Law Firm

EPA Moves to Repeal Biden–Harris-Era Power Plant Emissions Rules

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On June 11, 2025, the US Environmental Protection Agency, under Administrator Lee Zeldin, proposed repealing two key Biden–Harris-era rules targeting greenhouse gas and air toxic emissions from fossil fuel–fired power plants....more

Morrison & Foerster LLP

Proposed Changes to GHG Protocol Scope 2 Guidelines Threaten to Reshape Corporate Clean Energy Procurement

The World Resource Institute’s Greenhouse Gas (GHG) Protocol Corporate Accounting and Reporting Standard (the “GHG Protocol”) has been widely adopted as a framework for companies to report Scope 1, 2, and 3 emissions. By...more

Jenner & Block

New EPA Proposal Targets Rollback of Power Plant Emissions Rules

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Two weeks ago, the Environmental Protection Agency (EPA) released its proposed repeal of the rules governing greenhouse gas emissions from fossil fuel-fired power plants. Included within the proposal is a new legal...more

Ropes & Gray LLP

EFRAG’s June 20 Progress Report Provides An Early Look at Proposed Changes to CSRD Reporting

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Reporting under the EU’s Corporate Sustainability Reporting Directive (CSRD) will be simplified as part of the Omnibus process. In connection with the Omnibus, EFRAG was mandated to provide technical advice to the European...more

Jones Day

EPA Proposes Repeal of Greenhouse Gas Standards for Power Plants

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On June 11, 2025, the U.S. Environmental Protection Agency ("EPA") issued a proposed rule to repeal all greenhouse gas ("GHG") emissions standards for fossil fuel-fired electric generating units ("EGUs") under § 111 of the...more

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