The D.C. Circuit vacated and remanded an EPA decision denying an oil refinery's request to extend its exemption from the Agency's renewable fuels program. The program requires oil refineries to meet annual obligations concerning the production of renewable fuels. A small refinery located in Newcastl...
The D.C. Circuit denied petitions for review challenging EPA's disapproval of a revision to Kansas' proposed SIP revision for the 2006 fine particulate matter (PM2.5) NAAQS. EPA disapproved the SIP revision because the submission lacked the required technical analysis evaluating whether the projecte...
The D.C. Circuit denied petitions for review of EPA decisions regarding nonattainment designations under the 2008 ozone NAAQS. Several states, counties, industrial entities, and environmental organizations petitioned the court challenging EPA's determination that certain geographic areas are, or are...
The Ninth Circuit held that EPA violated the CAA when it approved California SIPs concerning NAAQS for ozone and fine particulate matter in the San Joaquin Valley. The SIPs relied on state-adopted mobile emissions standards to achieve their emission reduction goals. But the SIPs approved by EPA did ...
The Ninth Circuit denied community groups' petition for review challenging EPA's approval of revisions to California's SIP concerning air emissions from pesticides, known as the "pesticide element." The revisions related to the reduction of volatile organic compounds in the San Joaquin and Ventura a...
The Supreme Court of Texas held that courts may consider all relevant circumstantial evidence when granting or denying an expedited motion to dismiss suits that could stifle a defendant's communication on matters of public concern under the Texas Citizens Participation Act (TCPA). The case arose aft...