The Environmental Protection Agency ("EPA") proposed a rule that would rescind the 2009 Endangerment Finding, citing a new interpretation of the relevant section in the Clean Air Act ("CAA"), a lack of clear congressional...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
8/1/2025
/ Automotive Industry ,
Clean Air Act ,
Climate Change ,
Comment Period ,
Deregulation ,
Environmental Policies ,
Environmental Protection Agency (EPA) ,
Greenhouse Gas Emissions ,
Motor Vehicles ,
NPRM ,
Proposed Rules ,
Public Health ,
Regulatory Agenda ,
Rulemaking Process ,
Statutory Interpretation ,
Transportation Industry ,
Trump Administration
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
6/23/2025
/ Air Pollution ,
Clean Air Act ,
Coal Industry ,
Comment Period ,
Deregulation ,
Environmental Protection Agency (EPA) ,
Hazardous Substances ,
Infrastructure ,
MATS ,
Mercury ,
National Emissions Standards ,
Oil & Gas ,
Power Plants ,
Proposed Rules ,
Public Health ,
Regulatory Agenda ,
Regulatory Reform ,
Toxic Exposure ,
Trump Administration ,
Utilities Sector
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
6/20/2025
/ Clean Air Act ,
Comment Period ,
Deregulation ,
Energy Policy ,
Environmental Policies ,
Environmental Protection Agency (EPA) ,
Fossil Fuel ,
Greenhouse Gas Emissions ,
Infrastructure ,
Power Plants ,
Proposed Rules ,
Regulatory Reform ,
Regulatory Requirements
In early April, President Trump issued several energy-related presidential actions aimed at reviving the coal industry. These actions could boost the domestic coal industry, including by rolling back environmental regulations...more
6/13/2025
/ Cap-and-Trade ,
Clean Air Act ,
Climate Change ,
Coal Industry ,
Deregulation ,
Energy Policy ,
Environmental Litigation ,
Environmental Policies ,
Executive Orders ,
Greenhouse Gas Emissions ,
Infrastructure ,
Oil & Gas ,
Regulatory Reform ,
Renewable Energy ,
State and Local Government ,
Trump Administration
The U.S. Environmental Protection Agency ("EPA") announced an agenda to revisit numerous regulations addressing the emission of greenhouse gases ("GHGs")....more
On March 12, 2025, the Environmental Protection Agency ("EPA") issued a flurry of press releases announcing its plan to rollback dozens of Biden-era, as well as earlier, environmental regulations. This historic move is part...more
The Biden administration's rule requiring the payment of a fee for methane emissions has effectively been rescinded, although, for now at least, the statutory provision imposing the fee remains in effect along with other...more
3/18/2025
/ Biden Administration ,
Clean Air Act ,
Climate Change ,
Deregulation ,
Energy Policy ,
Environmental Policies ,
Environmental Protection Agency (EPA) ,
Greenhouse Gas Emissions ,
Inflation Reduction Act (IRA) ,
Joint Resolutions ,
Methane ,
Regulatory Reform ,
Trump Administration
REGULATORY ISSUES & UPDATES -
Update on Australia's New Climate-Related Financial Disclosure Regime -
Australia's mandatory climate-related financial disclosure regime is inching closer to implementation after the proposed...more
9/23/2024
/ Clean Air Act ,
Clean Energy ,
Climate Change ,
Disclosure Requirements ,
Enforcement Actions ,
Environmental Policies ,
Environmental Protection Agency (EPA) ,
Environmental Social & Governance (ESG) ,
Greenhouse Gas Emissions ,
Greenwashing ,
Popular ,
Tax Credits
REGULATORY ISSUES & UPDATES -
Recent Evolution of the European Regulatory Framework on Greenwashing -
Two new Directives adopted by the EU in 2024—the "Empowering Consumers Directive" and the "Green Claims...more
6/20/2024
/ Air Pollution ,
Carbon Capture and Sequestration ,
Carbon Emissions ,
Clean Air Act ,
Clean Energy ,
Climate Change ,
Disclosure Requirements ,
Environmental Policies ,
Environmental Protection Agency (EPA) ,
Greenhouse Gas Emissions ,
Human Rights ,
Net Zero ,
Power Plants ,
Securities and Exchange Commission (SEC) ,
Sustainability ,
Tax Credits
The U.S. Environmental Protection Agency ("EPA") finalized the strictest-ever emission standards for heavy-duty vehicles. On March 29, 2024, EPA announced new emission standards for heavy-duty vehicles for model years 2027...more
The U.S. Environmental Protection Agency ("EPA") has proposed regulations for calculating methane emissions fees required beginning this year under the Inflation Reduction Act ("IRA"). Section 136 of the Clean Air Act (added...more
2/6/2024
/ Clean Air Act ,
Climate Change ,
Environmental Policies ,
Environmental Protection Agency (EPA) ,
Fees ,
Greenhouse Gas Emissions ,
Inflation Reduction Act (IRA) ,
Liquid Natural Gas ,
Methane ,
National Emissions Standards ,
Natural Gas ,
Pollution Control ,
Proposed Regulation ,
Proposed Rules ,
Regulatory Agenda ,
U.S. Treasury
Proposed rules would increase the stringency of Clean Air Act standards applicable to facilities that burn 250 tons or more of municipal solid waste per day. Among the U.S. Environmental Protection Agency's ("EPA") latest...more
The Situation: The Environmental Protection Agency ("EPA") finalized regulations designed to reduce methane emissions from the oil and gas industry by 80% in coming years at both new and existing facilities. The regulations...more
12/12/2023
/ Clean Air Act ,
Congressional Review Act ,
Energy Policy ,
Environmental Policies ,
Environmental Protection Agency (EPA) ,
Final Rules ,
Greenhouse Gas Emissions ,
Methane ,
Natural Gas ,
Oil & Gas ,
Regulatory Reform
On June 20, 2023, the United States Court of Appeals for the District of Columbia Circuit, in Heating, Air Conditioning & Refrigeration Distributors Int'l v. Envtl. Prot. Agency, No. 21-1251, (D.C. Cir. June 20, 2023),...more
8/16/2023
/ Clean Air Act ,
Climate Change ,
Environmental Policies ,
Environmental Protection Agency (EPA) ,
Final Rules ,
Greenhouse Gas Emissions ,
HFC Emissions ,
Notice and Comment ,
Ozone ,
Supreme Court of Appeal ,
Tracking Systems
In Short -
The Situation: The Environmental Protection Agency ("EPA") has issued proposed rules to limit carbon dioxide ("CO2") emissions from fossil fuel-fired power plants (the "Proposed Rules")....more
Climate Change Regulatory Issues & Updates -
EPA Issues Affordable Clean Energy Rule -
The U.S. Environmental Protection Agency ("EPA") issued the Affordable Clean Energy rule on July 8 to repeal the Clean Power Plan...more
The Situation: Proposed resolutions in Congress and an injunction request in a Ninth Circuit case both seek significant reductions in fossil fuel use throughout the economy.
The Result: In the near term, it is easy to...more
3/15/2019
/ Clean Air Act ,
Climate Change ,
Constitutional Challenges ,
Energy Policy ,
Environmental Policies ,
Fossil Fuel ,
Green New Deal ,
Greenhouse Gas Emissions ,
Legislative Agendas ,
Oil & Gas ,
Proposed Legislation ,
Public Trust Doctrine