On Tuesday, the D.C. Circuit Court of Appeals affirmed EPA’s update of its hexavalent chromium MACT rule. Suffice it to say that this was a little easier than review of the power plant MACT rule.
The Court rejected both industry and environmental group challenges, in what was largely a straightforward application of Chevron. The opinion is nonetheless useful in laying out what EPA must have in the record to justify ratcheting down MACT standards.… More