Clock starts for suits against aircraft PM rule

November 23, 2022
The publication of EPA’s final rule setting status-quo particulate matter (PM) emissions standards for aircraft engines has started a 60-day clock for potential litigants to file lawsuits against the regulation, with environmental groups and some states primed to sue after heavily criticizing the regulation for being unlawfully lenient. Following publication in the Federal Register Nov. 23, groups have until Jan. 23 to file suit in the U.S. Court of Appeals for the District of Columbia Circuit. EPA Administrator Michael...

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