20-472 HollyFrontier Cheyenne Refining, LLC. v. Renewable Fuels Assn (2021-April-27)
b'QUESTION PRESENTED:\\n\\nWhether, in order to qualify for a hardship exemption under Section 7545(o)(9)(B)(i) of the Renewable Fuel Standards, a small refinery needs to receive uninterrupted, continuous hardship exemptions for every year since 2011.'