More than 1.76 billion renewable identification numbers (RINs) were generated under the Renewable Fuel Standard in January, down from 1.91 billion generated during the same period of 2024, according to data released by the U.S. EPA on Feb. 20. 

Approximately 8.67 million D3 cellulosic biofuel RINs were generated in January, including 7.27 million generated for cellulosic ethanol by domestic producers, 1.13 million generated for compressed renewable natural gas (RNG) by domestic producers and 270,563 generated for RNG by domestic producers.  

More than 485.99 million D4 biomass-based diesel RINs were generated in January, including 356.71 million generated for nonester renewable diesel by domestic producers, 98.38 million generated for biodiesel by domestic producers, 13.56 million generated for renewable jet fuel by domestic producers, 12.64 million generated for renewable jet fuel by foreign entities, and 4.7 million generated for biodiesel by importers. 

Nearly 20.48 million D5 advanced biofuel RINs were generated during the first month of 2025, including 11.48 million generated for naphtha by domestic producers, 6.31 million generated for nonester renewable diesel by domestic producers, 2.32 million generated for ethanol by domestic producers, 337,767 generated for renewable heating oil by domestic producers, 21,107 generated for RNG by domestic producers, and 14,085 generated for compressed RNG by domestic producers. 

Nearly 1.25 billion D6 renewable fuel RINs were generated in January, including 1.24 billion generated for ethanol by domestic producers and 1.27 million generated for ethanol by importers. 

According to the EPA, 28,782 D7 cellulosic diesel RINs were generated in January, all for cellulosic heating oil by importers.