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
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
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
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
On June 11, 2025, the U.S. Environmental Protection Agency ("EPA") announced a proposed rule to repeal key amendments to the 2024 Mercury and Air Toxics Standards ("MATS") for coal- and oil-fired electric utility steam...more
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
The Clean Air Act (CAA) requires the U.S. Environmental Protection Agency (EPA) to determine the applicable volume requirements for the Renewable Fuel Standard (RFS) for years after those specified in the statute. On June 17,...more
The Trump administration is proposing two repeals: one on regulations of power plants and the other on certain amendments to the 2024 Mercury and Air Toxics Standards. The administration believes these regulations have...more
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
On June 17, 2025, the U.S. Environmental Protection Agency (“EPA”) published a proposed rule to repeal the amendments to the Mercury and Air Toxics Standards (“MATS”) adopted by the Biden administration in 2024. These...more
The US Environmental Protection Agency recently issued a proposed rule and accompanying press release announcing its intent to repeal both the 2015 greenhouse gas emissions standards for new 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
If finalized, the rule would eliminate both Obama- and Biden-era limits on GHG emissions from fossil fuel-fired power plants. On June 11, 2025, the US Environmental Protection Agency (EPA) released a proposed rule under...more
April has proven a busy month for environmental issues when it comes to the regulatory arena. Below are just a few of the notable developments:...more
When evaluating legal risk relating to per- and polyfluoroalkyl substances (“PFAS”), most businesses typically consider wastewater, groundwater, or soil impacts, not air emissions. However, state and federal regulatory...more
In what it called “the greatest and most consequential day of deregulation in U.S. history,” the Environmental Protection Agency (EPA) announced its most expansive deregulatory initiative to date on March 12, 2025. Through a...more
Every law student learns that the Administrative Procedure Act (APA) outlines the default rules for how federal agencies propose and finalize regulations and how courts review them. But for many significant actions under the...more
In a proposed rule published on June 24, 2024, EPA has proposed to remove eighteen affirmative defense provisions for malfunctions associated with violations of New Source Performance Standards (NSPS) and National Emission...more
The National Waste & Recycling Association (“NWRA”) submitted July 2nd comments to the United State Environmental Protection Agency (“EPA”) addressing the proposed rule styled: Prevention of Significant Deterioration (PSD) in...more
The Waste-to-Energy Association (“WTEA”) submitted July 1st comments to the United States Environmental Protection Agency (“EPA”) addressing the proposed rule styled: Prevention of Significant Deterioration (PSD) and...more
The Steel Manufacturers Association (“SMA”) submitted July 2nd comments to the United States Environmental Protection Agency (“EPA”) addressing the proposed rule styled: Prevention of Signification Deterioration (PSD) and...more
The United States Environmental Protection Agency (“EPA”) issued a pre-publication version of a proposed rule that would remove affirmative defense provisions from certain Clean Air Act New Source Performance Standards...more
The National Association of Clean Air Agencies (“NACAA”) submitted April 10th comments to the United States Environmental Protection Agency (“EPA”) addressing a rule proposed on January 9th titled: Clarifying the Scope...more
The Environmental Protection Agency on March 14 announced final amendments to the National Emission Standards for Hazardous Air Pollutants (NESHAP) applicable to 90 large commercial sterilization facilities that use ethylene...more
Key Takeaways - • What Is Happening? On January 12, 2024, the U.S. Environmental Protection Agency (EPA) announced a proposed rule to implement the Inflation Reduction Act’s (IRA) Methane Waste Emissions Charge (WEC)....more
We wrote an overview of the methane tax after the Inflation Reduction Act was signed into law in August 2022 and Congress directed the Environmental Protection Agency (EPA) to impose the first-ever direct tax on methane...more