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
On July 23, 2025, the White House issued an Executive Order titled “Accelerating Federal Permitting of Data Center Infrastructure.” Released alongside “America’s Artificial Intelligence (AI) Action Plan,” the Order reflects a...more
EPA is withdrawing the proposed rule titled ‘‘Prevention of Significant Deterioration (PSD) and Nonattainment New Source Review (NNSR): Regulations Related to Project Emissions Accounting’’ published in the Federal Register...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
The US Supreme Court in EPA v. Calumet Shreveport clarified where challenges to certain US Environmental Protection Agency actions under the Clean Air Act must be filed. The Court split the difference between competing...more
The Center for Biological Diversity (“CBD”) filed a June 27th Title V Petition to Object (“Petition”) before the Administrator of the United States Environmental Protection Agency ("EPA”) related to the Anschutz Equus Farms...more
The Mayor and City Council of Ocean City and the Commissioners of Worcester County, Maryland (collectively, “Petitioners”) filed on July 8th before the United States Environmental Protection Agency’s Environmental Appeals...more
In this episode of our "An Energized Exchange" podcast series, presented by the Energy & Natural Resources Industry Sector Group, attorneys Zach Pilchen, Brian Bunger and Rafe Petersen discuss the U.S. Supreme Court's...more
The Center for Biological Diversity (“CBD”) filed a June 6th Petition to Object addressing the Bonanza Explorations’, Inc. Clean Air Act Title V Permit renewal.’ The Petition objects to the renewal of a Title V Operating...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 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
The U.S. Environmental Protection Agency (EPA) moved this Wednesday to erase limits on greenhouse gases from power plants and to weaken restrictions on other hazardous power plant emissions, including mercury, arsenic, and...more
The U.S. Environmental Protection Agency's (EPA) budget proposal for fiscal year (FY) 2026 fundamentally reimagines the federal government's role in environmental policy and regulation. If enacted by Congress, EPA's budget...more
On May 22, 2025, the Senate passed several joint resolutions to disapprove the Environmental Protection Agency’s (EPA’s) Clean Air Act (CAA) waiver of preemption for California’s Advanced Clean Cars II (ACC II), Advanced...more
The EPA’s Office of Air and Radiation (“OAR”), responsible for most of the EPA’s major air regulatory and policy efforts, will be restructured in the months to come. This shakeup comes on the heels of the EPA’s announcement...more
On April 9, 2025, President Trump directed federal agencies to repeal certain categories of regulations in his memorandum entitled Directing the Repeal of Unlawful Regulations (“Memorandum”). In this Memorandum, President...more
The White House Council on Environmental Quality (CEQ) circulated a draft template, dated April 8, 2025, to assist federal agencies in updating their procedures for implementing the National Environmental Policy Act (NEPA)....more
Why Ohio businesses should continue environmental compliance efforts amid federal shifts - During the first Trump administration, federal regulatory policies experienced significant changes under a policy of pro-industry...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
One hundred environmental organizations transmitted an April 21st letter to the United States Environmental Protection Agency (“EPA”) Administrator asking that the federal agency: …maintain and promptly implement a vital,...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 a significant development for Arizona’s business community and environmental policymakers, the U.S. Environmental Protection Agency (EPA) has paused its planned reclassification of Maricopa County from “Moderate” to...more
Effective May 2024, EPA tightened the annual health-based National Ambient Air Quality Standard (NAAQS) for fine particulate matter (PM2.5) from 12.0 µg/m3 to 9.0 µg/m3. This change was made after a review of the available...more
On the first day of his Presidency, among 26 other Executive Orders that day, Donald Trump issued his Unleashing American Energy Executive Order rescinding President Biden’s Executive Order 14096 of April 21, 2023...more
Vehicle manufacturers and operators in California are no stranger to complex regulations, with the California Air Resources Board’s (CARB) history of pioneering mobile emission regulations. ...more