California's ability to set its own vehicle emission standards under its Clean Air Act waiver of federal preemption is in jeopardy given three joint congressional resolutions signed into law by President Trump on June 12,...more
The California Air Resources Board (“CARB”) hosted a public workshop on August 21, 2025 to provide information on Senate Bills 253, 261 and 219 (the “California climate laws”) and solicit feedback from consumers and...more
There was a noteworthy development in the ongoing legal challenge to the SEC’s mandatory climate disclosure law (dating from the Biden administration), which is currently pending in the Eighth Circuit. Following the decision...more
On June 27, 2025, the California Office of Administrative Law (OAL) approved the amended Low Carbon Fuel Standard (LCFS) Regulation, submitted by the California Air Resources Board (CARB) to the OAL on May 16, 2025....more
On May 29, the California Air Resources Board (CARB) held a public workshop on CA climate disclosure laws. During the workshop, CARB shared a timeline for regulatory development and an overview of initial staff concepts to...more
Stakeholders should anticipate potential delays and market impacts amid the ongoing legal challenges and the Office of Administrative Law’s recent disapproval....more
On February 13, 2025, the Second District Court of Appeal (Div. 7) filed its 71-page published opinion affirming the trial court’s judgment rejecting CEQA safety hazard and cumulative impacts analysis challenges – as well as...more
In California Natural Gas Vehicle Coalition v. State Air Resources Board, 105 Cal. App. 5th 304 (2024), the court upheld the Advanced Clean Trucks Regulation (“Regulation”), holding that the California Air Resources Board did...more
In an opinion filed August 27 and later ordered published on September 24, 2024, the Fifth District Court of Appeal affirmed a judgment denying a writ petition that challenged the State Air Resources Board’s (CARB) adoption...more
In a published opinion filed January 31, 2018, the Fifth District Court of Appeal affirmed the trial Court’s judgment issuing a writ of mandate voiding the California State Air Resources Board’s (“CARB”) 2014 amendments to...more