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
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
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 White House Council on Environmental Quality (CEQ) circulated a draft template, dated April 8, 2025, to assist federal agencies in updating their procedures for implementing the National Environmental Policy Act (NEPA)....more
In what it called “the greatest and most consequential day of deregulation in U.S. history,” the Environmental Protection Agency (EPA) announced its most expansive deregulatory initiative to date on March 12, 2025. Through a...more
Vehicle manufacturers and operators in California are no stranger to complex regulations, with the California Air Resources Board’s (CARB) history of pioneering mobile emission regulations. ...more
Despite longstanding bipartisan support, the U.S. Senate on Feb. 27 — just as the House did the day prior — passed a resolution withdrawing the waste emissions charge (WEC), which is a fee on methane waste emissions caused by...more
On his first day in office, President Trump signed Executive Order (EO) 14154, Unleashing American Energy. Halfway through the lengthy Order, one paragraph requires the Administrator of the Environmental Protection Agency...more
As President-elect Donald Trump prepares to assume office, the administration is signaling a shift in regulatory policy that could have sweeping implications for the automotive and advanced mobility industries. ...more
On December 26, 2024, New York enacted a law requiring certain energy companies to contribute cumulatively $75 billion to a climate "superfund" over the next 25 years....more
During the 2024 campaign, President-elect Donald Trump promised his supporters that he would direct federal agencies on day one to “immediately remove every single burdensome regulation driving up the cost of goods.” For the...more
As discussed in our earlier Client Alerts, California recently passed several laws requiring certain climate-related corporate disclosures, including, for example, regarding emissions and climate-related financial risk. As...more
Just over 100 days into the Biden-Harris administration, the course being charted by the government for automobile emissions and emerging automotive mobility technologies is becoming clearer. ...more
Within hours after being sworn into office, President Joe Biden signed an executive order (“EO”) that teed up a slew of clean air issues as top environmental priorities. The Biden administration signaled its plan to unwind...more
New EPA rule aims to limit tough clean air measures under Biden - The New York Times – December 9 - The U.S. Environmental Protection Agency (EPA) this Wednesday completed a rule that could weaken federal authority to...more
The Tennessee Air Pollution Control Board (“TACB”) issued a March 4th Technical Secretary’s Order and Assessment of Civil Penalty (“Order”) addressing an alleged air permit violation by State Industries, LLC (“State”). See...more
The U.S. Environmental Protection Agency (“EPA”) Office of Inspector General (“OIG”) issued a March 25th Notification of Evaluation titled: Status of Clean Air Act State Implementation Plan Submittals and Approvals...more
Action May Have Far-Reaching Impacts - Today, the Environmental Protection Agency (“EPA”) and the National Highway Traffic Safety Administration (“NHTSA”) announced a joint rule intended to substantially affect...more
As President Trump’s nominee to head the Environmental Protection Agency, Andrew Wheeler, cleared a key committee vote this week, a conflict between EPA and the State of California over tailpipe greenhouse gas emissions shows...more
Earlier this week, on August 21, President Trump’s Environmental Protection Agency (“EPA”) proposed a rule pursuant to Section 111(d) of the Clean Air Act (“CAA”) intended to replace the embattled Clean Power Plan (“CPP”)...more
Irony abounds as the new Acting Administrator at EPA last Tuesday announced historic progress under the Clean Air Act even while the Administration works to roll back a number of Clean Air Act rules. ...more
The National Highway Traffic Safety Administration (NHTSA) and the U.S. Environmental Protection Agency (EPA) issued a joint notice of proposed rulemaking today, called the "Safer Affordable Fuel-Efficient (SAFE) Vehicles...more
The United States Environmental Protection Agency Administrator E. Scott Pruitt (“Pruitt”) hand delivered, during a visit to the State of New Hampshire, a letter to Governor Chris Sununu which is characterized as an update on...more
Since 1995, EPA has followed a policy that any air emissions source that emits one or more hazardous air pollutants (“HAPs”) above major source emissions thresholds is always considered a major source of HAPs. This is so even...more
On January 25, 2018, the Environmental Protection Agency (EPA) withdrew its longstanding but controversial “once in, always in” policy that a “major source” of hazardous air pollutants (HAP) was forever locked into “major...more
Seyfarth Synopsis: In another example of business-friendly regulatory agency actions, the U.S. Environmental Protection Agency has just rescinded the “Seitz Memo” associated with the “Once In, Always In” policy affecting the...more