Notably, in comparison to the June 17, 2025 Proposed Rule, EPA has lowered the volume requirement for cellulosic biofuel while raising the requirements for biomass-based diesel and advanced biofuel.
The U.S. Environmental Protection Agency’s (EPA) Renewable Fuel Standard (RFS) “Set 2” final rule sets a new high‑water mark for the RFS, establishing all-time-high renewable volume obligations for ...