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California regulators are moving forward with new proposals to strengthen air quality standards and accelerate the transition away from fossil fuels, despite federal pushback under the Trump Administration.

The California Air Resources Board (CARB), alongside other state agencies, recently released a set of recommendations in response to Governor Gavin Newsom’s executive order directing agencies to double down on climate and clean transportation initiatives.

Proposals include backfilling electric vehicle (EV) incentives, expanding charging infrastructure by streamlining utility connections and permits, and restoring access to carpool lanes for clean vehicles. CARB is also considering rules to strengthen consumer protections for EV owners and reduce diesel pollution from freight hubs such as ports, warehouses, and railyards.

The trucking sector remains a major point of contention. California’s voluntary Clean Truck Partnership – an agreement with manufacturers to advance zero-emission truck technology – has unraveled following federal challenges. Several truck makers have filed lawsuits to dissolve their commitments, and the Federal Trade Commission has declared the agreement unenforceable. The U.S. Department of Justice has also intervened, arguing that decisions on phasing out internal-combustion heavy-duty trucks rest with the federal government.

For California’s coastal communities, where freight corridors and ports are critical to trade but also major sources of diesel pollution, the outcome of these regulatory battles has significant implications. Truck exhaust is a leading source of cancer risk and respiratory disease, underscoring why advocates continue to call for stronger state action.

Industry experts suggest California could go further by restructuring programs such as the Low Carbon Fuel Standard and Cap-and-Trade to fund cleaner transportation, or by implementing a “feebate” system to discourage gas-powered vehicles while subsidizing zero-emission options. Others recommend direct controls on warehouses and distribution hubs to reduce localized emissions.

While new clean car regulations could take years to finalize, CARB chair Liane Randolph said the state is starting the process now to ensure readiness for a potentially more supportive federal administration in the future.

For industries tied to ports, logistics, and coastal infrastructure – including seafood and aquaculture businesses – these policies could shape both the operating environment and regulatory compliance landscape in the years ahead.