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
On August 13, 2025, the U.S. District Court for the Central District of California declined to enjoin California’s two major climate disclosure bills, the Climate Corporate Data Accountability Act (SB 253) and 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
In the face of the Trump administration’s hostility toward California’s Clean Air Act waivers in general, CARB withdrew its request to EPA for a waiver for the Advanced Clean Fleets (ACF) regulation on January 13, 2025....more
California’s Air Resources Board (CARB) on Jan. 13 sent a letter to withdraw its request to the Environmental Protection Agency pursuant to Sections 209(b) of the Clean Air Act (CAA) for a federal waiver that would require...more
Share on Twitter Print Share by Email Share Back to top With the start of the second Trump administration just over a week away, there are many uncertainties with respect to how the new administration will regulate vehicle,...more
In-scope entities should keep preparing for compliance with Senate Bills 253 and 261 as the lawsuit proceeds past an initial summary judgment motion....more
California Climate Disclosure Laws – New Developments, Old Timelines - The California legislature recently rejected Governor Gavin Newsom’s proposal to delay the deadlines to comply with California’s climate disclosure...more
The California Air Resources Board has requested that the U.S. Environmental Protection Agency grant California an authorization pursuant to § 209(e)(2) of the Clean Air Act to, among other things, prohibit locomotives that...more
California’s ambitious zero-emission, heavy-duty truck regulations face new legal challenges. Our Environment, Land Use & Natural Resources Group outlines the status of California’s Advanced Clean Fleet (ACF) Regulation,...more
On October 7, 2023, Governor Gavin Newsom signed into law a trio of climate-related bills that will impact what companies doing business in California must (or can) say about their greenhouse gas (GHG) emissions and the...more
A historic joint agreement, called the Clean Truck Partnership, was announced on July 6, 2023, between the California Air Resources Board (CARB) and a number of heavy-duty engine and vehicle manufacturers. Under the...more
California continues to push toward its statewide carbon-neutrality goals. On August 25, 2022, the California Air Resources Board (CARB) unanimously approved regulations that require all new 2035 and later passenger...more
What’s Next in the Regulation of Methane Emissions? Previously in our sessions, I have discussed carbon dioxide and what policymakers should do about it. Last month I explained it in full in a speech to the Independent...more
Ninth Circuit Upholds U.S. EPA Waiver to CARB Regarding “Non-Road” Diesel Engine Regulations - On February 10, 2021, the U.S. Court of Appeals for the Ninth Circuit denied a challenge to the U.S. Environmental Protection...more
On September 23, 2020, California Governor Gavin Newsom issued Executive Order N-79-20 (the "Order"), setting new statewide goals for phasing out gasoline-powered cars and trucks in California. Under the Order, 100% of...more
B&D’s Carbon Markets Roundup covers domestic and international developments related to carbon pricing and related regulatory programs aimed at regulating or reducing greenhouse gas (GHG) emissions. Despite—or perhaps because...more
With a recent executive order, California is the first state in the nation to commit to ending the sale of fossil fuel–powered vehicles. The order also directs the expedited regulation and closure of oil extraction and...more
California Targets Greenhouse Gas Emissions from Ride-Hailing Companies - At a February 22, 2019 workshop, the California Air Resources Board (“CARB”) unveiled its planned “Clean Miles Standard” that will require...more
BAAQMD Developing Rules to Regulate Methane Emission - The Bay Area Air Quality Management District (“BAAQMD”), as part of its Methane Strategy, is pursuing rules to address methane emissions from several source categories....more
On January 12, the U.S. Environmental Protection Agency (EPA) finalized its determination not to change greenhouse gas (GHG) emission standards for cars and light trucks manufactured in model years (MYs) 2022-2025. This...more
Through its Proposed Determination, EPA has concluded that the model year 2022-2025 GHG standards should remain as promulgated, despite automotive industry evidence demonstrating the need for less stringent standards. ...more
This presentation to the Northwest & Intermountain Power Producers Coalition (NIPPC) reviews the current direction of carbon-reducing public policy and legal trends and their impacts on power producers and developers both...more
The timeline for federal NOx emission reductions for medium and heavy-duty trucks is uncertain, but expected in California in 2017. The California Air Resources Board (CARB) is expected to issue a NOx standard in 2017 that...more
Environmental and Policy Focus - Nationwide stay of EPA/Army Corps "Waters of the U.S." rule issued by Sixth Circuit Court of Appeals: Allen Matkins - Oct 9: The Sixth Circuit Court of Appeals today issued a nationwide...more