EPA Region 9 Chief Suggests Section 177 States Vulnerable On GHG Rules

EPA's newly appointed chief for Region 9 is suggesting that the agency might advance an argument that states outside of California cannot adopt its passenger vehicle greenhouse gas rules, even though a dozen other states have already done so under a process outlined in the Clean Air Act. Under the air law, California can enforce its own vehicle emissions standards after receiving a waiver of federal preemption from EPA, which it has secured for its vehicle GHG rules through model...