The Ninth Circuit denied a petition challenging the FAA's decision that no EIS was necessary to commence operating commercial passenger service at an industrial airport near Everett, Washington.

The Ninth Circuit held that the public disclosure bar of the False Claims Act did not bar an individual's qui tam lawsuit against his employer under the Act.

The D.C. Circuit dismissed environmental groups' lawsuit seeking to vacate an EPA rule that implements the CAA's new source review (NSR) permitting scheme in nonattainment areas.

The Tenth Circuit dismissed an environmental group's citizen suit against an Oklahoma power company for CAA violations at a power plant. The group claimed the company modified a coal-fired boiler without first obtaining an emission-regulating permit as required by the CAA.