April 23, 2026
BY Erin Krueger
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The U.S. DOE on June 12 released an update of its 45ZCF-GREET model, which is used to calculate fuel emissions rates for the 45Z clean fuel production credit. Release of the model provides much-needed certainty for the U.S. renewable fuel industry.
American Airlines and Google on June 9 announced a record-breaking agreement for sustainable aviation fuel certificates (SAFc), representing the largest publicly announced SAFc agreement between an airline and a single corporate customer to date.
U.S. Agriculture Secretary Brooke Rollins reiterated support for E15 and confirmed that release of USDA feedstock guidance related to the 45Z clean fuel production credit is imminent during a June 10 hearing held by the Senate Agriculture Committee.
Compliance credits for biomass-based diesel and ethanol have doubled in value since the start of this year. The credits, known as RINs, have increased in price, mostly because of higher U.S. biofuel blending targets.
The U.S. EIA increased its forecast for 2026 biodiesel production in its latest Short-Term Energy Outlook. The production forecasts for renewable diesel and “other biofuels,” defined include sustainable aviation fuel (SAF), were maintained.