In a 2-1 ruling last week, the D.C. Circuit said the Environmental Protection Agency had failed to explain why it was treating biogenic sources of greenhouse gas emissions differently than other sources, and vacated the rule giving biomass power plants reprieve from carbon dioxide emission standards until July 2014.

Squire Sanders Partner Allen Kacenjar discusses the decision on emissions rulemaking with Law360 in their recent article “DC Cir. Ruling Warns EPA to Rein In Emissions Rulemaking.”