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Statutory Interpretation Clean Air Act Greenhouse Gas Emissions

DLA Piper

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

DLA Piper on

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

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

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

Vinson & Elkins LLP

Power Move: EPA Proposes GHG Rules Repeal

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On June 17, 2025, the U.S. Environmental Protection Agency (“EPA”) published a proposed rule that, if finalized, would repeal all greenhouse gas (“GHG”) standards for the power sector. Further, the principles underlying the...more

Venable LLP

Environmental Law in a Post-Chevron World

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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

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