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 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
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
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
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 Center for Biological Diversity (“CBD”) filed an April 3rd Clean Air Act Title V Petition to Object (“Petition”) before the United States Environmental Protection Agency (“EPA”) related to DC Operating Company, LP for the...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
On March 13, the Environmental Protection Agency (EPA) announced it would move forward with reconsideration of the Greenhouse Gas Endangerment Finding (Endangerment Finding) as directed in President Trump’s Executive Order...more
The Clean Air Council and two other environmental organizations filed a February 11th submission with the United States Environmental Protection Agency (“EPA”) styled: PETITION TO PROHIBIT...more
The Center for Biological Diversity (“CBD”) transmitted a May 8th Clean Air Act Notice of Intent to Sue (“NOI”) to the United States Environmental Protection Agency (“EPA”) over an alleged failure to: …issue or deny the...more
On April 25, 2024, the Environmental Protection Agency ("EPA") finalized four rules to regulate pollution from fossil fuel-fired power plants. EPA's stated goal was to provide a framework on which power plants can rely for...more
On April 25, 2024, the Environmental Protection Agency (EPA) signed four final rules representing multi-media regulation (air, water, waste, climate) for the utility sector. Individually, each rule would have been notable for...more
A coalition of 20 Democratic AGs filed a motion to intervene in defense of the EPA’s Oil and Gas Methane Rule in a lawsuit filed by 25 Republican AGs who challenge the rule. In their motion, the Democratic AGs assert that the...more
The U.S. Environmental Protection Agency’s (EPA) final methane rule limits methane emissions from the oil and gas sector and may be the latest battleground over whether the agency is exceeding its authority to regulate...more
The Environmental Protection Agency (EPA) intends to require power plants and other stationary sources in five additional states to comply with the Good Neighbor Plan to ensure that these states do not unlawfully contribute...more
The power to enforce a rule intended to slash air pollution associated with warehouses could one day rest in the hands of citizens who are willing to go to federal court. Several Inland members of Congress recently signed a...more
The U.S. Environmental Protection Agency (EPA) announced its final rule on Dec. 2, 2023, to sharply reduce emissions of methane and other air pollution from oil and natural gas operations. The final action, which is more than...more
On Aug. 25, Colorado’s Legislative Interim Committee on Ozone Air Quality convened for its first of five planned meetings, primarily to discuss background information on Colorado’s ozone air quality issues. As defined by...more
The National Association of Clean Air Agencies (“NACAA”) submitted June 22nd comments to the United States Environmental Protection Agency (“EPA”) in its docket addressing Proposed National Emission Standards for Hazardous...more
The Environmental Protection Agency ("EPA") has announced a new proposed rule that would strengthen the National Emission Standards for Hazardous Air Pollutants ("NESHAP") for Coal- and Oil- Fired Electric Utility Steam...more
The Center for Biological Diversity and Grand Valley Citizens Alliance (collectively, “CBD”) filed a November 23rd Petition to Object (“Petition”) to an initial Title V permit (“Permit”) issued by the Colorado Department of...more
The United States Environmental Protection Agency (“EPA”) announced a Supplemental Notice of Proposed Rulemaking to update, strengthen, and expand the standards proposed on November 15, 2021, which require reduced emissions...more
The U.S. Environmental Protection Agency (EPA) on Nov. 11, 2022, announced at COP27 its plans to strengthen proposed standards to reduce methane emissions and other air pollutants. While the proposed regulation is complex and...more
Attorney General Bonta asks plastic bag producers to prove that bags are recyclable - San Francisco Chronicle – November 2 - On Wednesday, Attorney General Rob Bonta sent letters to seven plastic bag producers that supply the...more
WildEarth Guardians filed a September 26th Petition (“Petition”) requesting that the United States Environmental Protection Agency (“EPA”) Administrator object to the initial Clean Air Act Title V Operating Permit for the...more
The Court’s Decision in West Virginia v. Environmental Protection Agency Opens the Door For Courts to Reconsider and Potentially Erode Chevron Deference - Last Thursday, the U.S. Supreme Court announced a 6-3 decision...more