US-CA-SB261Enacted (rulemaking in progress)

California SB 261 – Climate-Related Financial Risk Act

United States (California) · California Air Resources Board (CARB)

California law requiring in-scope companies to publish a biennial climate-related financial risk report aligned with the TCFD framework or an equivalent.

Category: Mandatory climate risk disclosure
Enforcement: Mandatory
Effective date: First report due 1 January 2026
Covered entities: US companies doing business in California with revenue >$500m

Sources

https://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202320240SB261 ↗
Primary regulator or official text

Verified 2026-04-30

Related regulations

US-CA-SB253

California SB 253 – Climate Corporate Data Accountability Act

United States (California) · California Air Resources Board (CARB)

Enacted (rulemaking in progress)

California law requiring large companies doing business in the state to disclose Scope 1, 2, and 3 emissions on a phased schedule. CARB is finalizing implementation rules.

Enforcement: Mandatory
Effective date: First Scope 1 & 2 reports due 2026; Scope 3 from 2027
Covered entities: US companies doing business in California with revenue >$1bn

Primary source ↗Verified 2026-04-30