DIAMOND ALTERNATIVE ENERGY, LLC v. EPA: FUEL PRODUCERS GAIN STANDING TO CHALLENGE CALIFORNIA’S EMISSIONS WAIVER
On June 20, 2025, the U.S. Supreme Court issued a decision in Diamond Alternative Energy, LLC v. Environmental Protection Agency, 606 U.S. ___, 145 S.Ct. 2121 (2025). The Supreme Court determined that fuel producers have Article III standing to challenge the EPA’s 2022 approval of California’s vehicle emissions standards and electric vehicle mandates under the…
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