Climate Changed

EPA Said to Seek End of California's Authority Over Car Rule

  • Joint proposal with NHTSA backs freezing standards after 2020
  • Plan sent to White House for review before release for comment

Photographer: Patrick T. Fallon/Bloomberg

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A draft Trump administration proposal to ease automobile efficiency standards is said to call for revoking California’s unique authority to set its own limits, a move that would set off an explosive battle with the nation’s most populous state.

In a proposal sent to the White House Office of Management and Budget, the Environmental Protection Agency is seeking to rescind the waiver from federal standards that the state uses to regulate greenhouse gas emissions from vehicle tailpipes, according to a person familiar with the matter.