California’s climate disclosure regime continues to evolve rapidly, with significant regulatory developments, implementation guidance, and litigation affecting the compliance landscape for companies doing business in California. There have been several important developments regarding implementation of California’s landmark climate-disclosure statutes—SB 253 (the “Climate Corporate Data Accountability Act”) and SB 261 (the “Climate-Related Financial Risk Act”), together
Dario Frommer
California Climate Disclosure Law SB 261 Implementation Halted: Ninth Circuit Grants Injunction Pending Appeal
We know our clients have been following California’s climate-disclosure laws closely – including the timing of effectiveness and the various legal challenges. This update relates to a new Ninth Circuit ruling that has effectively hit “pause” on one key pillar of California’s climate-disclosure package.
On November 18, 2025, the Ninth Circuit Court granted a partial…
CARB Delays Rulemaking on California Climate Disclosure Laws—But Reporting Deadlines Stand Firm in Light of New Challenge
This update covers information regarding the California Air Resources Board (CARB) rulemaking delay for California’s climate disclosure laws, SB 253 and SB 261, as well as additional new litigation challenging the constitutionality of these laws. The bottom line for companies is that despite the rulemaking delays and ongoing litigation, the laws remain valid and in…