West Virginia vs. EPA Part II: U.S. Supreme Court Applies the Major Questions Doctrine to limit EPA Regulatory Authority
West Virginia vs. EPA: An Environmental Regulations Case with Broad Implications for Agency Power
Jones Day Talks: Developments in Germany's Wind Power Regulations
On June 11, 2025, the US Environmental Protection Agency, under Administrator Lee Zeldin, proposed repealing two key Biden–Harris-era rules targeting greenhouse gas and air toxic emissions from fossil fuel–fired power plants....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 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 Trump administration is proposing two repeals: one on regulations of power plants and the other on certain amendments to the 2024 Mercury and Air Toxics Standards. The administration believes these regulations have...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 US Environmental Protection Agency recently issued a proposed rule and accompanying press release announcing its intent to repeal both the 2015 greenhouse gas emissions standards for new fossil fuel-fired power plants...more
On June 17, 2025, the U.S. Environmental Protection Agency (“EPA”) published a proposed rule that, if finalized, would repeal all greenhouse gas (“GHG”) standards for the power sector. Further, the principles underlying the...more
If finalized, the rule would eliminate both Obama- and Biden-era limits on GHG emissions from fossil fuel-fired power plants. On June 11, 2025, the US Environmental Protection Agency (EPA) released a proposed rule under...more
The Colstrip Power Plant in Montana is now one of the early applicants to the new EPA exemption application process which we have previously discussed here. Specifically, the Colstrip plant has requested a two-year exemption...more
President Donald Trump’s second inaugural address identified making America “energy dominant again” as one of four America First Priorities. Having issued several statements and executive orders in January that focused on...more
Halloween is over, but spooky season just began for anyone that owned, or now owns, a coal-fired power plant. If not already, these facilities should be frightened about the potential liability implicated by the Hazardous and...more
The Clean Air Act (“CAA”) envisions states and the federal government working together to improve air quality. Under the CAA, states must develop State Implementation Plans (“SIPs”) to implement National Ambient Air Quality...more
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
The Biden-Harris Administration recently issued a suite of new rules aimed at addressing water and air quality, reducing methane emissions, protecting environmental justice communities, and accelerating the nation’s...more
A coalition of Republican attorneys general representing 25 states has sued the Environmental Protection Agency (EPA) to block a new rule issued by the Biden-Harris administration as part of a suite of standards promulgated...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
Welcome to Dorsey’s Energy Law: Month in Review. We provide this update to our clients to identify significant developments in the previous month. ...more
This post is the second in a series on four key power plant rules that the Environmental Protection Agency recently released. It discusses the rule on requirements governing disposal of coal combustion residuals at inactive...more
EPA’s action finalizes aggressive emission reduction targets for certain subcategories of fossil fuel-fired power plants, based on implementation of carbon capture and sequestration. On April 25, 2024, the US...more
The US Environmental Protection Agency (EPA) released on April 25, 2024 the prepublication versions of four final rules applicable to fossil fuel–fired power plants. The rules establish carbon dioxide standards for existing...more
The US Environmental Protection Agency (EPA) finalized a suite of final rules aimed at reducing contamination, emissions, and discharges from coal- and gas-fired power plants on April 25. This suite of rules includes two...more
On March 6, 2024, the United States Environmental Protection Agency (EPA) published in the Federal Register its long-awaited reconsideration of the National Ambient Air Quality Standard (NAAQS) for particulate matter (PM). In...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