January 06, 2026
A California federal judge on Tuesday dismissed a legal challenge from rail industry groups to a since-repealed regulation that would've required railroads to transition to zero-emission locomotives in the Golden State, closing the book on the dispute after the parties agreed to drop the case.
October 01, 2024
A California federal judge halted litigation brought by rail industry groups challenging a regulation requiring railroads to transition to zero-emission locomotives in the Golden State over the next decade, finding the U.S. Environmental Protection Agency's upcoming authorization decision will greatly impact the case.
February 20, 2024
A California federal judge has trimmed a lawsuit from rail industry groups challenging a new regulation requiring railroads to transition to zero-emission locomotives in the Golden State over the next decade, saying some parts aren't in effect yet but others may interfere with federal rules governing railroad operations.
November 27, 2023
The Association of American Railroads says train emissions regulations adopted by the California Air Resources Board are preempted by the Interstate Commerce Commission's Termination Act of 1995, arguing in litigation over the state's authority that the ICC law broadly keeps state and local authority from regulating rail transportation.
November 13, 2023
The state of California has fired back at a trade group's lawsuit seeking to block a regulation requiring railroad companies to transition to zero-emission locomotives, arguing a decision to scrap the rule can only be made by the U.S. Environmental Protection Agency.
November 08, 2023
The Sierra Club and two environmental justice groups are pushing to intervene in a rail lobby lawsuit challenging a California Air Resources Board regulation that cracks down on emissions from locomotives operating in the Golden State.
June 21, 2023
Railroad groups have asked a California federal court to block a newly adopted rule requiring railroads to transition to zero-emission locomotives over the next decade for all trains operating in the Golden State, saying it would impose immense compliance costs and significantly disrupt interstate commerce.