A district court denied summary judgment to environmental groups in a challenge to the U.S. Coast Guard's approval of a contingency plan for a Michigan oil pipeline. The groups argued that the plan failed to respond to a worst-case discharge, as required by the OPA, by failing to consider the need f...

The D.C. Circuit denied a petition to review the Pipeline and Hazardous Materials Safety Administration’s rule regulating disclosure requirements for railroad companies transporting hazardous materials. A company argued that the rule, which required railroads to release an aggregated report to off...

The D.C. Circuit granted a petition to reconsider EPA's Final Mercury and Air Toxics Standards (MATS) Rule that exempted coal- and oil-burning power plant boilers' startup periods from numerical limits on hazardous air pollutants (HAPs). Environmental groups challenged the Agency's denial of their p...