The Legal and Practical Challenges of California's Advanced Clean Fleets Regulation
Nota Bene Episode 101: Catching up with Global Climate Regulation with Nico van Aelstyn
Schoenbrod: SCOTUS Ruling Helps EPA Deal With a "Stupid Statute"
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
The U.S. Environmental Protection Agency (EPA) has officially extended key compliance deadlines for air toxics standards affecting steel-sector coke oven operations, reflecting industry concerns about the feasibility of...more
The Missouri Department of Natural Resources (“MDNR”) and Quickrete Companies, LLC (“QC”) entered into a May 12th Administrative Order on Consent (“AOC”) addressing an alleged violation of an Air Permit. See No APCP-2025-026....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 Environmental Integrity Project and Kentucky Resources Council (collectively, “EIP”) filed a June 9th Title V Petition to Object (“Petition”) before the United States Environmental Protection Agency (“EPA”) related to...more
On May 29, 2025, the Supreme Court held that the National Environmental Policy Act (NEPA) — which requires federal agencies to analyze the environmental impacts of projects that they perform, fund, or approve — does not...more
The Center for Biological Diversity (“CBD”) filed a May 8th Clean Air Act Title V Petition to Object (“Petition”) before the United States Environmental Protection Agency (“EPA”) relating to Bargath, LLC for the Hyrup...more
The Louisiana Department of Environmental Quality (“LDEQ”) issued an April 28th news release announcing the release of the Final Report on the Community Air Monitoring and Notification System Task Force (“Task Force”)....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
The National Association of Clean Air Agencies (“NACAA”) issued a document titled: Recommendations for FY 2026 Federal Grant Funding for State and Local Clean Air Agencies (“Recommendations”)....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
Under the Clean Air Act, sources frequently must undergo “New Source Review” (NSR) permitting, which is a pre-construction permitting program. NSR establishes requirements for new or modified sources prior to initiating...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 an unprecedented move, the Trump administration established an electronic mailbox to allow the regulated community to request a Presidential Exemption to certain requirements of the Clean Air Act (CAA). Under Section...more
The Tennessee Air Pollution Control Board (“Board”) issued a February 28th Proposed Technical Secretary’s Order and Assessment of Civil Penalty (“Order”) to Clear Development, LLC (“CD”) alleging violations of an air permit....more
The Tennessee Air Pollution Control Board issued a February 24th Technical Secretary’s Proposed Order and Assessment of Civil Penalty (“Order”) to Bonnell Aluminum, Inc. (“Bonnell”) addressing an alleged Air Permit violation....more
Port Arthur Community Action Network (PACAN) v. Texas Commission on Environmental Quality et al. (Tex. Feb. 14, 2025) presented the Texas Supreme Court with a unique opportunity to provide defined guideposts to understand...more
The Tennessee Air Pollution Control Board (“Board”) issued a January 22nd Technical Secretary’s Order and Assessment of Civil Penalty (“Order”) to Smyrna Ready Mix Concrete, LLC (“Smyrna”) addressing an alleged violation of...more
The Louisiana Department of Environmental Quality (“LDEQ”) and Cameron Interstate Pipeline, LLC (“Cameron”) entered into a settlement agreement (“SA”) addressing violations of the Louisiana Air regulations....more
The Massachusetts Attorney General (“AG”) on behalf of the Commonwealth of Massachusetts filed on October 16th a civil action in the Superior Court alleging that: …Feedback Earth, Inc. (“Feedback Earth”) is generating...more
New U.S. Environmental Protection Agency (EPA) air quality standards and pollution migrating from upwind states will impact growth and development in southeastern Wisconsin, beginning on January 16, 2025....more
On Tuesday, in Ohio v. EPA, the D.C. Circuit Court of Appeals denied several challenges to EPA’s decision to restore California’s authority under § 209(b) of the Clean Air Act to regulate emissions from motor vehicles. It’s...more
On March 6, 2024, EPA published its final rule lowering the primary annual National Ambient Air Quality Standards (“NAAQS”) for fine particulate matter (“PM2.5”) to 9.0 micrograms per cubic meter (“µg/m3”). The new, more...more