OSM approved an amendment to Kentucky's regulatory program under SMCRA pertaining to the disposal of coal mine waste.

EPA granted a petition submitted by Babcock & Wilcox Nuclear Operations Group, Inc., to delist a certain solid waste generated at its Mt. Athos facility near Lynchburg, Virginia, from the lists of hazardous waste.

EPA identified which nonhazardous secondary materials are to be considered "solid wastes" under RCRA.

EPA approved revisions to Texas' hazardous waste management program.

EPA denied a petition for reconsideration of its amendments to the Renewable Fuel Standard Program.

EPA issued a final rule requiring monitoring and reporting of greenhouse gas (GHG) emissions from additional sources of fluorinated GHGs.

EPA extended and clarified its stay of the final rule entitled "Prevention of Significant Deterioration (PSD) and Nonattainment New Source Review (NSR): Reconsideration of Inclusion of Fugitive Emissions."

The Agricultural Marketing Service proposed revisions to the Federal Seed Act to update regulations and to prevent potential conflicts with states.

EPA determined that hydrofluoroolefin-1234yf is an acceptable substitute for chlorofluorocarbon-12, an ozone-depleting substance, in motor vehicle air conditioning for new passenger cars and light-duty trucks.

EPA finalized revisions to its Protocol Gas Verification Program and the minimum competency requirements for air emissions testing.