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 United States Environmental Protection Agency (“EPA”) published on August 22nd an Interim Final Rule/Request for Comment providing for the temporary use of incineration units subject to commercial and industrial solid...more
The Environmental Defense Fund, Environmental Integrity Project, Natural Resources Defense Council, and Sierra Club (collectively, “EDF”) filed in the United States Court of Appeals for the District of Columbia Circuit an...more
On August 13, 2025, the U.S. Environmental Protection Agency (EPA) announced the relaunch of EPA’s Guidance Portal, “a streamlined website for accessing important guidance documents related to air quality, water protection,...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
EPA’s controversial “Once in, always in, Rule” (Once in Rule) was recently rescinded under the Congressional Review Act, a statute which gives Congress the authority to overturn agency rules if such action is taken within...more
Is the Once in, Always in Policy Finally Dead? EPA’s controversial “Once in, always in, Rule” (Once in Rule) was recently rescinded under the Congressional Review Act, a statute which gives Congress the authority to...more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
Current Environmental Protection Agency (EPA) Administrator Lee Zeldin proposed a rule today to rescind 2009 rules that form the basis of greenhouse gas (GHG) emissions limitations, a move that will almost certainly lead to...more
The Environmental Protection Agency announced July 18 it would continue workforce reductions through the elimination of its Office of Research and Development, which provides the independent scientific research that underpins...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 Mississippi Commission on Environmental Quality (“MCEQ”) and Oxbow Greenwood, LLC (“OG”) entered into a July 3rd Agreed Order 9 (“AO”) addressing alleged violations of an Air Permit. See Order No. 7520 25....more
This proclamation addresses the EPA’s April 5, 2024 final rule, National Emission Standards for Hazardous Air Pollutants: Ethylene Oxide Emissions Standards for Sterilization Facilities Residual Risk and Technology Review, 89...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
As reported in our May 14, 2025, blog item, on May 12, 2025, the U.S. Environmental Protection Agency (EPA) denied a petition filed under Section 21 of the Toxic Substances Control Act (TSCA) seeking to prohibit the use of...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 Arkansas Department of Energy and Environment - Division of Environmental Quality (“DEQ”) and Merit Energy Company, LLC (“Merit”) entered into a May 15th Consent Administrative Order (“CAO”) addressing an alleged...more
The United States Environmental Protection Agency (“EPA”) and Allnex USA Inc. (“Allnex”) entered into a June 11th Consent Agreement (“CA”) addressing alleged violations of an Air Permit. See Docket No. CAA-03-2025-0036....more
On June 10, 2025, Nevada Governor Joe Lombardo signed into law Senate Bill 260, which seeks to keep employees who are working outdoors safe from the hazards associated with exposure to wildfire smoke. The law directs the...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
The U.S. Environmental Protection Agency (EPA) proposes to eliminate greenhouse gas regulations for power plants after concluding that power plants do not "contribute significantly" to dangerous air pollution or,...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 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
The United States Environmental Protection Agency (“EPA”) and East Side Plating, Inc. (“ESP”) entered into a March 13th Consent Agreement (“CA”) addressing alleged violations of an air permit. See Docket No. CAA-10-2024-0040....more
On May 16, in Texas v. EPA, the 5th Circuit Court of Appeals rejected EPA’s nonattainment designation for two counties in Texas. What I find most interesting about the case is the reaction to it. Inside EPA (subscription...more