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Connecticut v. Pruitt
A district court held that EPA failed to act when it did not rule within 60 days on Connecticut's petition concerning upwind pollution. In June 2016, Connecticut filed a petition pursuant to §126(b) of the CAA for EPA to make a finding that Brunner Island is emitting air pollutants that significant...
Sowinski v. Cal. Air Res. Bd.
The Federal Circuit held that the state of California did not infringe on an emissions trading-related patent, allowing the state's greenhouse gas emissions cap-and-trade program to continue. The plaintiff owns a U.S. patent that covers a method and apparatus for using electronic systems to claim an...
Volkswagen "Clean Diesel" Marketing, Sales Practices, and Products Liability Litigation
A district court held that owners of Volkswagen-branded franchise dealerships could move forward with their suit against an auto parts manufacturer over its alleged role in the Volkswagen diesel emissions scandal. The dealers contended that the manufacturer conspired with Volkswagen to help create a...
Sierra Club v. EPA
The D.C. Circuit held that EPA did not violate the CAA by modifying, without notice and comment, its prior understandings of how to measure a proposed transportation project’s impact on ambient levels of particulate matter. In 2006, EPA revised “hot spot" regulations for fine particulate matter....