The Supreme Court of Texas held that courts may consider all relevant circumstantial evidence when granting or denying an expedited motion to dismiss suits that could stifle a defendant's communication on matters of public concern under the Texas Citizens Participation Act (TCPA). The case arose aft...

The D.C. Circuit reversed and vacated a portion of a January 2013 rule in which EPA revised the NESHAPs and new source performance standards for backup generators. Specifically, the court held that EPA acted arbitrarily and capriciously when it modified the NESHAPs and NSPS to allow backup generator...

The Federal Claims Court held that the U.S. Army Corps of Engineers' construction, expansions, operation, and failure to maintain the Mississippi River-Gulf Outlet (MR-GO) caused subsequent storm surge that was exacerbated by a "funnel effect" during Hurricane Katrina and subsequent hurricanes and s...

The D.C. Circuit dismissed petitions challenging EPA's and the National Highway Traffic Safety Administration's (NHTSA's) coordinated rules governing the greenhouse gas emissions and fuel economy of cars and trucks. One group of petitioners—businesses, associations, and individuals located in Cali...

The D.C. Circuit, in light of the U.S. Supreme Court's decision in Utility Air Regulatory Group v. EPA, No. 12-1146, 44 ELR 20132 (2014), amended a prior decision in which it upheld four EPA rulemakings governing greenhouse gases (GHGs). The four rules are: (1) EPA's endangerment finding, in which i...

A district court held that coal companies have standing in their CAA lawsuit against EPA for failing to evaluate the potential for job losses stemming from the Agency's CAA regulation and enforcement efforts. The coal companies alleged that EPA's actions have had a coercive effect on the power gener...