The D.C. Circuit upheld a $72 million judgment against an automobile manufacturer for violating a consent decree requiring certain model year 2005 engines to comply with EPA’s model-year 2006 nitrogen oxide (NOx) emissions standard. In 1998, EPA alleged that several major engine manufacturers viol...

The Fifth Circuit held that notices of violations EPA sent to two power plant operators for alleged CAA violations were not "final agency action" and, hence, not subject to judicial review. In the notices, EPA claimed that the operators violated the Act's PSD provisions in connection with certain ph...

The D.C. Circuit denied a petition for review challenging EPA's decision to add property formerly owned by a manufacturing company to the NPL. The company argued that in listing the site, EPA failed to properly consider and analyze relevant data. But the company's objections were without merit. EPA ...

The D.C. Circuit held that environmental groups lacked standing to challenge an EPA memo issued to regional directors in response to an earlier court decision vacating the Agency's 2011 Cross-State Air Pollution Rule (the "transport rule"), which sets sulfur dioxide and nitrogen oxides emissions lim...