News & Analysis as of

California Trump Administration Environmental Litigation

Allen Matkins

California Environmental Law & Policy Update 8.15.25

Allen Matkins on

A group of truck manufacturers filed a lawsuit on August 11 against California regulators contending that the state lacks the authority to enforce its heavy-duty vehicle emissions standards, which are stricter than federal...more

Shook, Hardy & Bacon L.L.P.

Material Concerns: Legal Updates on Substances of Emerging Concern - June 2025

California microplastics case dismissed, MAHA Commission releases its report, federal PFAS priorities change, IARC classifies automotive gasoline, and more....more

Davis Wright Tremaine LLP

California Attempts To Catch a "Waive": State Leads 10 Others Suing Trump Administration Over Revocation of Vehicle Emission...

On June 12, President Trump signed three joint resolutions passed by Congress, ostensibly under the authority of the Congressional Review Act ("CRA"), to revoke three Clean Air Act waivers the Environmental Protection Agency...more

Allen Matkins

California Environmental Law & Policy Update 6.13.25

Allen Matkins on

The U.S. Environmental Protection Agency (EPA) moved this Wednesday to erase limits on greenhouse gases from power plants and to weaken restrictions on other hazardous power plant emissions, including mercury, arsenic, and...more

Foley Hoag LLP - State AG Insights

State Attorneys General Bring Lawsuit Against Executive Order on Energy Emergency

Following up on our previous posts on United States energy policy under the Trump Administration, we are writing with an update on recent State Attorney General (AG) action in response to the Trump Administration’s climate...more

Allen Matkins

California Environmental Law & Policy Update 5.23.25

Allen Matkins on

The Senate on Thursday blocked California’s landmark plan to phase out the sale of new gasoline-powered vehicles, setting up a legal battle that could shape the electric car market in the United States. The consequences of...more

Allen Matkins

California Environmental Law & Policy Update 4.11.25

Allen Matkins on

President Trump issued an executive order this Tuesday taking aim at state and local climate change laws and policies, including California’s landmark market program for reducing greenhouse gases. The order directs U.S....more

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