The D.C. Circuit upheld EPA's implementation of its Renewable Fuel Standards Program, which requires transportation fuel sold in the United States to contain a minimum volume of renewable fuels. Some industry groups argued that EPA arbitrarily refused to revise its 2010 point of obligation rule that...

A state appellate court held invalid the Department of Ecology's administrative rule establishing summer minimum instream flows for the lower reach of the Spokane River. Environmental groups challenged the validity of the rule, arguing that it exceeded the Department's authority under the Water Reso...