Podcast - Diamond Alternative Energy, LLC v. EPA: The Intersection of Constitutional and Environmental Law
SCOTUS Clean Air Act Cases: What’s New?
Unpacking California's 2024 Zero Emission Fleet Mandate
West Virginia vs. EPA Part II: U.S. Supreme Court Applies the Major Questions Doctrine to limit EPA Regulatory Authority
[Webinar] Growing Greener: Navigating Environmental Laws in the Cannabis Industry
Nota Bene Episode 101: Catching up with Global Climate Regulation with Nico van Aelstyn
Schoenbrod: SCOTUS Ruling Helps EPA Deal With a "Stupid Statute"
Law Prof: The Clean Air Act Needs a Reboot
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
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
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
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
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
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Protection Agency (EPA) has developed a suite of regulations under the Clean Air Act (CAA) built upon EPA’s finding – originally made in 2009 – that greenhouse gas...more
Share on Twitter Print Share by Email Share Back to top With the start of the second Trump administration just over a week away, there are many uncertainties with respect to how the new administration will regulate vehicle,...more
In a “paradigm shift in environmental liability,” some states are seeking to legislate financial responsibility on large coal and oil & gas companies for the public costs associated with strengthening infrastructure against...more
The Environmental Protection Agency intends to issue a rule updating its Clean Air Act emission standards for new and existing municipal solid waste (MSW) landfills to cut methane and other harmful landfill gas emissions....more
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
The US Supreme Court’s 6-3 decision in West Virginia v. EPA, 597 US ___ (2022), narrowly defined the scope of the Environmental Protection Agency’s (EPA) statutory authority to regulate greenhouse gas emissions from...more
New Approach: Proposed PFAS Regulation Erodes TSCA Exemptions - EPA’s proposed reporting and recordkeeping requirements for Per- and Polyfluoroalkyl Substances (PFAS) under the Toxic Substances Control Act (TSCA) may be...more
In a split decision issued on January 16, the Washington State Supreme Court ruled that the Department of Ecology (Ecology) lacks authority under the state’s Clean Air Act (the act) to cap greenhouse gas emissions from...more
ANNOUNCEMENTS - Air - Stakeholder Input Requested on Potential New Rules - Affordable Clean Energy (ACE) Program Rules: Ohio EPA is requesting stakeholder input on potential new rules in the Ohio Administrative Code...more
Earlier this week, on August 21, President Trump’s Environmental Protection Agency (“EPA”) proposed a rule pursuant to Section 111(d) of the Clean Air Act (“CAA”) intended to replace the embattled Clean Power Plan (“CPP”)...more
The National Highway Traffic Safety Administration (NHTSA) and the U.S. Environmental Protection Agency (EPA) issued a joint notice of proposed rulemaking today, called the "Safer Affordable Fuel-Efficient (SAFE) Vehicles...more
Health Activists' Petition Seeks Sunset Of CBI Claims: On August 21, 2014, six environmental health organizations filed a petition under Section 21 of the Toxic Substances Control Act (TSCA). The petition urges the U.S....more