With no prospects for a legislative fix to allow E15 year-round nationwide before the summer driving season, senators are now asking President Trump to once again authorize waivers to keep the blend available this year. A bipartisan group of senators led by John Thune (R-SD) and Dick Durbin (D-IL) sent a letter to the president this week asking him to …

Supreme Court Hears Arguments in SRE Venue Case
The U.S. Supreme Court heard oral arguments Tuesday in a case that will determine where challenges to small refinery exemptions (SREs) decisions under the Renewable Fuel Standard (RFS) should be brought. The renewable fuels industry argued in favor of the petitioner, the Environmental Protection Agency (EPA) in the case versus Calumet Shreveport Refining, and other refineries. The Renewable Fuels Association …
Groups Want Final 2026 Biomass-Based Diesel Volumes
Organizations supporting biomass-based diesel are urging EPA to establish robust, timely Renewable Fuel Standard volumes for 2026 and beyond. Members of Clean Fuels Alliance America, American Farm Bureau Federation, American Soybean Association, National Oilseed Processors Association, North American Renderers Association, and U.S. Canola Association sent a letter to EPA Administrator Lee Zeldin this week asking that EPA propose and finalize …
EPA Takes Action to Terminate EV Mandate
In a major announcement Wednesday, Environmental Protection Agency (EPA) Administrator Lee Zeldin said the agency will reconsider the Model Year 2027 and Later Light-Duty and Medium-Duty Vehicles regulation and Greenhouse Gas Emissions Standards for Heavy-Duty Vehicles which amounts to a mandate for electric vehicles (EV). In addition to imposing over $700 billion in regulatory and compliance costs, these rules provided …
EPA Extends Compliance Deadline for RFS
On Friday the Environmental Protection Agency announced a final rule to extend the March 31 deadline for Renewable Fuel Standard compliance reporting for 2024. The rule also updates the definition of “biodiesel” in the program to reference the most recent ASTM quality specifications, and Clean Fuels Alliance America expressed disappointment in response. In December, EPA proposed a partial waiver of …
Ohio and South Dakota to Delay E15 Implementation
Now that the Environmental Protection Agency has finally allowed eight states the ability to sell E15 year-round by April 28, two of those states have decided they’re not ready yet. On Friday, EPA announced it would act on “requests from South Dakota and Ohio seeking a one-year extension of the current implementation date to remove the 1-psi volatility waiver for …
Liquid Fuel Stakeholders Urge EPA to Set RFS Volumes
A diverse group of stakeholders, including petroleum refiners, fuel marketers and retailers, biofuels producers, and farmers, sent a letter to urging Environmental Protection Agency Administrator Lee Zeldin urging him to set robust, timely, and multi-year Renewable Fuel Standards for 2026 and beyond. “Since the enactment of the Renewable Fuel Standard (RFS), our nation has benefited from increased energy security, an …
EPA Upholds E15 Parity for Midwest States
There will be year-round E15 in at least eight states as of April 28 now that Environmental Protection Agency (EPA) Administrator Lee Zeldin has announced the agency’s decision to uphold that implementation date to provide parity for E15 and E10 in Midwestern states. This action, requested by the governors of Illinois, Iowa, Minnesota, Missouri, Nebraska, Ohio, South Dakota, and Wisconsin, …
Biofuels Champions Urge Zeldin to Support RFS, E15
Biofuels supporters in Congress sent a letter to newly-confirmed EPA Administrator Lee Zeldin encouraging him to issue timely guidance to fulfill the Renewable Fuels Standard (RFS) and support year-round sales of E15 nationwide. The bipartisan letter was led by Representatives Adrian Smith (R-NE) and Angie Craig (D-MN), co-chairs of the Congressional Biofuels Caucus, and included nearly 30 colleagues. “Under your …
Biofuels Groups Pleased with Zeldin Confirmation
The U.S. Senate Wednesday confirmed the nomination of Lee Zeldin to become administrator of the Environmental Protection Agency and biofuels groups are happy with the decision. Renewable Fuels Association President and CEO Geoff Cooper said they are looking forward to working with Administrator Zeldin. “As noted during his Senate confirmation hearing, Mr. Zeldin understands that ethanol and other renewable fuels …