Status: Complaint and petition for writ of mandate filed. [ 11/14/2022 ]
Description: Lawsuit challenging California's regulation requiring all new cars and light trucks sold in California to be zero-emission vehicles by 2035.
Description: Lawsuit alleging that California governor improperly directed the California Geologic Energy Management Division to implement bans or moratoriums on well stimulation treatments such as hydraulic fracturing and high pressure cyclic steam permits.
Status: Verified petition for writ of mandate and complaint for declaratory and injunctive relief filed. [ 09/28/2020 ]
Description: Challenge to California Air Resources Board’s adoption of amended emission control measures for ocean-going vessels at berth in California ports.
Status: Petition for writ of mandate filed. [ 07/30/2020 ]
Description: Challenge to California's Advanced Clean Truck Regulation, which requires an increasing percentage of medium- and heavy-duty zero-emissions vehicles.
Status: Opening brief filed by petitioner. [ 04/10/2020 ]
Description: Challenge to proposed amendments to California's greenhouse gas emissions standards for medium- and heavy-duty engines and vehicles and to the Tractor-Trailer Greenhouse Gas Regulation.
Status: First amended petition filed. [ 11/21/2018 ]
Description: Lawsuit alleging that provisions of 2017 scoping plan under the Global Warming Solutions Act are unlawful, unconstitutional, and exacerbate poverty.