Rep. Vince Fong warns EPA-authorized vessel-at-berth rules let California impose large penalties on docked ships

Rep. Vince Fong (R-Calif.) is warning that federal rules governing emissions from ships while docked at ports allow California to impose steep penalties that he says ultimately raise costs for Americans outside the state.

In remarks reported by Fox News, Fong targeted an EPA-authorized “vessel at berth” framework, arguing that it enables California to apply enforcement and penalties to cargo ships during port calls. He characterized the resulting charges as a “hidden climate tax” that affects prices nationwide.

Fong’s comments focus on how authority is structured between federal regulators and state implementation. Under the vessel-at-berth approach, emissions controls and reporting requirements are implemented for ships at berth, and California’s enforcement mechanisms are described by Fong as capable of assessing significant penalties tied to port activity.

The warning adds to ongoing scrutiny of how environmental enforcement is implemented through overlapping federal and state authority, particularly in areas with frequent interstate commerce. Cargo ships that call at California ports often transport goods across state lines, according to the underlying premise of Fong’s argument.

Fong’s statement comes as President Donald Trump’s administration continues to set enforcement priorities for environmental and regulatory programs through federal agencies, though the reported account centers on California’s ability to penalize docked vessels under an EPA-authorized framework.

While the reporting describes Fong’s view that the costs reach consumers beyond California, the available record does not provide specific dollar amounts, penalty schedules, or the precise legal basis cited by the lawmaker for “massive” or “hidden” cost impacts in the reported account.

The practical question raised by the warning is what limits, if any, constrain the size and scope of California’s penalties within an EPA-authorized regulatory scheme, and how those costs are handled in shipping contracts and pricing for downstream buyers.