Status of California Climate Laws: Deadline for SB 253 Reporting Delayed Until November; SB 261 Remains Stayed - Wilson Sonsini
California's SB 253 reporting deadline delayed to November 2025; SB 261 remains stayed pending litigation.
Aforeworn detected this change in the ESG & Climate Disclosure space on July 21, 2026 and published this briefing so affected operators are forewarned rather than caught off guard. It is rated Medium urgency. Public companies and large private filers subject to California climate disclosure laws should confirm how it applies to their specific situation before acting. There is a time constraint attached: November 2025 for SB 253. Acting after that point can mean penalties, a lapsed licence, or lost eligibility — exactly the kind of surprise Aforeworn exists to prevent. Aforeworn monitors ESG & Climate Disclosure continuously and turns every detected change into a plain-English briefing like this one, so you always know first. Forewarned is forearmed.
What changed
SB 253 (Climate Corporate Data Accountability Act) reporting deadline extended from 2025 to November 2025; SB 261 (Climate-Related Financial Risk Act) remains stayed by court order.
Who it affects
Public companies and large private filers subject to California climate disclosure laws
What you must do
Continue preparing SB 253 disclosures for the new deadline; monitor SB 261 developments; no immediate action required for SB 261.
Deadline
November 2025 for SB 253
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- SB 261 Climate Risk Disclosure Halted but SB 253 Left Intact—For Now - Jones Day
- New California Climate-Related Disclosure Mandates Will Require Corporate Reporting Ahead of - and Broader than - the SEC | Thought Leadership | September 2023 - Baker Botts