9th U.S. Circuit Court of Appeals
Nov. 10, 2026
9th Circuit blocks key provisions of California climate disclosure laws
A divided appellate panel allowed California to require large companies to report direct greenhouse gas emissions and emissions from purchased energy but blocked broader disclosure mandates, finding them likely unconstitutional under the First Amendment.
A divided 9th U.S. Circuit Court of Appeals panel handed California a partial victory Monday in a First Amendment challenge to its landmark corporate climate-disclosure laws, allowing the state to require companies to report certain greenhouse gas emissions while blocking broader mandates that the court found likely unconstitutional.
The ruling allows California to enforce provisions of SB 253 requiring large companies to disclose emissions from sources they own or control, known ...
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