Status: Notice of intent to sue submitted to EPA. [ 02/23/2017 ]
Description: Threatened legal action against EPA for failing to triennially report on the environmental and resource conservation impacts of the Renewable Fuel Standard program and to complete "anti-backsliding" study.
Status: Letter submitted requesting withdrawal of EPA determination on vehicle standards. [ 02/21/2017 ]
Description: Request for withdrawal of EPA final determination under the midterm evaluation on appropriateness of Model Year 2022-2025 light-duty vehicle greenhouse gas standards.
Status: Notice of intention to reconsider Midterm Evaluation published. [ 03/22/2017 ]
Description: Challenge to Obama administration's Final Determination on the Appropriateness of the Model Year 2022-2025 Light-Duty Vehicle Greenhouse Gas Emissions Standards Under the Midterm Evaluation
Status: Order issued staying enforcement of trial court order. [ 02/28/2017 ]
Description: Action to compel response by Oklahoma attorney general to Open Records Act request for documents regarding industry ties of attorney general Scott Pruitt.
Description: Challenge by two bird conservation groups to a wind turbine project sponsored by the Ohio Air National Guard at Camp Perry in Ottawa County, Ohio.
Description: Rulemaking petition to EPA from California Air Resources Board seeking more stringent emission standards for locomotives and locomotive engines.