The waiver enables Icahn’s CVR Energy Inc (CVI.N) to avoid tens of millions of dollars in costs related to the U.S. Renewable Fuel Standard (RFS) program. The regulation is meant to cut air pollution, reduce petroleum imports and support corn farmers by requiring refiners to mix billions of gallons of biofuels into the  nation’s gasoline and diesel each year.

If the billionaire Koch brothers turn to the White House for favors, they will see many familiar faces. Newly disclosed ethics forms reveal that a significant number of senior Trump staffers were previously employed by the sprawling network of hard-right and libertarian advocacy groups financed and controlled by Charles and David Koch, the conservative duo hyper-focused on entrenching Republican power, eliminating taxes, and slashing environmental and labor regulations.