ELR Citation: 44 ELR 20229
No(s). 12-9596 et al (10th Cir. Oct 21, 2014)

The Tenth Circuit denied petitions for review challenging EPA's approval of a regional cap-and-trade program regulating sulfur dioxide (SO2) emissions to address regional haze over the Colorado Plateau, a Class I area. Under the CAA's regional haze rule for Class I areas, states have the option of u...