Podcast - Diamond Alternative Energy, LLC v. EPA: The Intersection of Constitutional and Environmental Law
SCOTUS Clean Air Act Cases: What’s New?
Unpacking California's 2024 Zero Emission Fleet Mandate
West Virginia vs. EPA Part II: U.S. Supreme Court Applies the Major Questions Doctrine to limit EPA Regulatory Authority
[Webinar] Growing Greener: Navigating Environmental Laws in the Cannabis Industry
Nota Bene Episode 101: Catching up with Global Climate Regulation with Nico van Aelstyn
Schoenbrod: SCOTUS Ruling Helps EPA Deal With a "Stupid Statute"
Law Prof: The Clean Air Act Needs a Reboot
Introduction - Continuing the regulatory whiplash over greenhouse gases (GHG) emissions from power plants, the United States Environmental Protection Agency (EPA) recently proposed repealing the Biden administration’s GHG...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 SEC’s mandatory climate disclosure rule remains stayed pending the outcome of the current litigation in the Eighth Circuit. Recently, however, Republican SEC Commissioner Mark Uyeda suggested that the Trump administration...more
In recent years, states and municipalities have attempted to hold fossil fuel companies liable for their alleged impacts on climate change. Numerous states and municipalities have sued fossil fuel companies, alleging that...more
As we have noted previously, a number of states have enacted legislation and/or brought claims against fossil fuel producers seeking payment for damages resulting from climate change. Legislative efforts include New York...more
The U.S. Department of Justice (DOJ) has filed a series of federal lawsuits against four states—New York, Vermont, Michigan and Hawaii—alleging that recent legislative and enforcement efforts to hold fossil fuel companies...more
On May 1, 2025, the federal government brought separate suits against both New York and Vermont alleging that these state’s “climate Superfund” statutes are unconstitutional on multiple grounds. In two nearly identical...more
The president’s actions aim to bolster coal production and exports and coal-fired power generation, highlighting the importance of coal to US economic and national security....more
U.S. Shale Producers Race for Federal Permits Ahead of Presidential Election - "Federal permitting in the largest U.S. oilfield in the Permian Basin, located in Texas and New Mexico, is up 80 percent in about the last three...more
This is the inaugural issue of WilmerHale’s 10-in-10 Hot Topics in Energy Series. Over the next 10 weeks, our attorneys will share insights on current and emerging issues affecting the US energy sector....more
President Trump is spearheading a government-wide roll back of Obama Era climate initiatives. The president and his EPA Administrator, Scott Pruitt, have delivered a one-two punch. They both have denied the impact of human...more