ELR Citation: 45 ELR 20135
No(s). 14-1123 (D.C. Cir. Jul 14, 2015)

The D.C. Circuit upheld an EPA regulation that requires automobile manufacturers to use "commercially available" fuel when testing the emissions of new vehicles under the CAA. Several producers of E30, a fuel that contains 30% ethanol, argued that a fuel shouldn't have to be commercially available i...