ELR Citation: ELR 20287
No(s). 08-1381 (D.C. Cir. Dec 11, 2009)

The D.C. Circuit denied a petition for review of two EPA regulations implementing CAA §209(e), which prohibits states from imposing certain emissions-related regulations on various categories of engines and vehicles. CAA §307(b)(1) provides a 60-day window for challenging EPA regulations, ...