President Donald Trump announced Wednesday that his administration is revoking California’s authority to set auto mileage standards stricter than those issued by federal regulators.

The Trump administration is proposing to roll back tougher Obama-era gas mileage requirements that are set to take effect after 2020.  

President Barack Obama is ordering a new round of fuel efficiency standards for medium- and heavy-duty vehicles by March of 2016.

President Obama is ordering a new round of fuel efficiency standards for medium- and heavy-duty vehicles by March of 2016.