ATA Asks Calif. Not to Enforce CARB Particulate Designation
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merican Trucking Associations told a state judge that he should block the California Air Resources Board from enforcing a regulation that classifies particulate matter from diesel exhaust as a “toxic air contaminant.”
Classifying PM, or soot, as a toxic contaminant would open the door to more stringent regulation, and could have ramifications beyond California, officials said during a two-day trial that began June 28 in Fresno, Calif., before judge Franklin Jones.
Glen Kedzie, ATA assistant general counsel, said if the court upholds CARB’s designation, other states could use it as the basis for similar or even tougher diesel-exhaust rules.
