ELR Citation: 42 ELR 20019
No(s). 02-71657, 08-72642 (9th Cir. Jan 19, 2012)

The Ninth Circuit denied a chemical company's petitions for review challenging EPA's partial disapproval of a proposed revision to Montana's SIP governing sulfur dioxide (SO2) emissions, its 1993 "SIP Call" that started the review process, and the Agency's 2008 federal implementation plan (FIP) reme...