The Federal Circuit held that the state of California did not infringe on an emissions trading-related patent, allowing the state's greenhouse gas emissions cap-and-trade program to continue…
A district court held that owners of Volkswagen-branded franchise dealerships could move forward with their suit against an auto parts manufacturer over its alleged role in the Volkswagen diesel…
The D.C. Circuit held that EPA did not violate the CAA by modifying, without notice and comment, its prior understandings of how to measure a proposed transportation project’s impact on ambient…
A district court held that BLM violated the APA when it postponed compliance with Obama-era greenhouse gas emission rules. Several states and tribal citizen groups brought suit against BLM when it…
A district court ordered EPA to issue infrastructure requirements for the 2012 fine particulate matter NAAQS for five states within 90 days. In 2015, New Jersey, Pennsylvania, Washington, Illinois…
The Washington state Shorelines Hearing Board denied plans to build a methanol refinery on the Columbia River because the plans failed to adequately consider greenhouse gas emissions. A…
A district court denied EPA's request to amend a 2012 consent decree obligating the Agency to approve state regional haze plans. In 2011, environmental groups sued the Agency to compel it to…
The Ninth Circuit upheld a 2014 EPA settlement that required the Agency to set a phased schedule for it to issue air quality designations as required by a 2010 sulfur dioxide NAAQS. In 2013, when…
The D.C. Circuit held that carbon emissions from gas-burning power plants should have been considered in federal regulators’ review of a Florida natural gas pipeline. Environmental groups and…
The Tenth Circuit rejected EPA's decision to deny an oil company's request for an exemption from the blending requirement under the Renewable Fuel Standards Program of the CAA. In 2005,…