Sierra Club v. EPA

762 F.3d 971 (9th Cir. 2014)

Federal & State Law Editorial TeamLast reviewed: July 2026

Opinion Summary

Challenged EPA's decision regarding greenhouse gas emissions from stationary sources under the Clean Air Act. The court applied Chevron deference to the agency's interpretation but remanded for further explanation of the agency's reasoning on the regulatory threshold.

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Case Information

Court: United States Court of Appeals for the Ninth Circuit
Court Level: U.S. Court of Appeals
Circuit: 9th Circuit
Date Decided: Tuesday, August 19, 2014
Citation: 762 F.3d 971 (9th Cir. 2014)
Jurisdiction: United States Federal

Legal Topics

environmental

Related Laws

fed-clean-air-1970

This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.