President Donald Trump has apparently rejected a decision-making memo that was expected to deliver a long-awaited compromise on biofuels policy.

Waivers that refiners obtained from EPA eliminated demand for 1.12 billion gallons of ethanol last year, undermining requirements of the Renewable Fuel Standard, says Agriculture Secretary Sonny Perdue.

The biofuels and fossil fuels industries are aggressively jockeying for position in the run-up to 2022 when the U.S. EPA will have broad discretion to re-write the rules for the Renewable Fuel Standard (RFS), which mandates the use of ethanol, biodiesel and other biofuels in the nation's transportation fuel supply.

The list of vehicles approved to run on 15 percent ethanol blends is growing.

WASHINGTON, Oct. 18, 2017 - More than 1,000 fuel stations around the country are offering fuel with 15 percent ethanol. That’s more than twice as many as a year ago.

WASHINGTON, September 20, 2017 - Wanted: More retailers selling E15.