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
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
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
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
For decades, California has been granted unique deference in setting Clean Air Act (CAA) emissions limitations for California-sold vehicles through use of a state-specific waiver....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
President Trump took steps to dismantle California’s vehicle emissions standards on June 12, 2025, by signing three Congressional Review Act (“CRA”) resolutions revoking California’s waiver under the Clean Air Act. The waiver...more
The Congressional Review Act (“CRA”), enacted in 1996, allows Congress to disapprove federal regulations promulgated by government agencies within 60 legislative working days after the rule is submitted to Congress. In order...more
The U.S. Environmental Protection Agency (EPA) moved this Wednesday to erase limits on greenhouse gases from power plants and to weaken restrictions on other hazardous power plant emissions, including mercury, arsenic, and...more
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
In the weeks since Holland & Knight previously reported on challenges to California's Clean Air Act (CAA) preemption waivers on April 30, 2025, Congress has taken decisive action. Following the U.S. House of Representatives'...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 House passed resolutions last week to rescind federal waivers that allow California to set stricter vehicle emissions standards than the rest of the country. California’s standards currently require the sale of most...more
A group of 24 Republican AGs, along with several trade associations, sued Vermont over the state’s Climate Superfund Act, which authorizes the state to levy billions of dollars in fines on fossil fuel companies for alleged...more
President Trump has issued a flurry of new Executive Orders and Presidential Memoranda aimed at advancing the Administration’s deregulatory agenda, particularly in the energy and environmental sectors. This advisory provides...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
The U.S. Environmental Protection Agency ("EPA") announced an agenda to revisit numerous regulations addressing the emission of greenhouse gases ("GHGs")....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 new administrator of the Environmental Protection Agency, Lee Zeldin, announced March 12 the agency would be rolling back 31 key environmental provisions that regulate air pollution, water protections, and the energy...more
The Trump administration has declared March 12, 2025, as “the greatest and most consequential day of deregulation in the history of the United States.” United States Environmental Protection Agency Administrator, Lee Zeldin,...more
On March 14, 2025, President Trump signed legislation disapproving the Environmental Protection Agency’s regulation implementing the Inflation Reduction Act’s tax on methane emissions from the oil and gas sector. The Joint...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
The full scope of the Trump Administration’s deregulatory efforts in the environmental space was recently made clear with a series of announcements from US Environmental Protection Agency (EPA) Administrator Lee Zeldin....more
On March 12, 2025, the U.S. Environmental Protection Agency (EPA) Administrator Lee Zeldin announced that the agency is undertaking 31 significant actions in furtherance of the President’s Inaugural Day Executive Orders....more
On March 12, U.S. Environmental Protection Agency (EPA) Administrator Lee Zeldin announced that EPA would soon undertake efforts to roll back 31 environmental regulations that cut across industry sectors. EPA’s deregulatory...more
A coalition of industry associations and 22 state attorneys general (AG), led by West Virginia AG JB McCuskey, filed a lawsuit against the State of New York in the U.S. District Court for the Northern District of New York...more