Comment from California Bioenergy LLC

Summary: California Bioenergy LLC (CalBio) supports the proposed regulations for the section 45Z clean fuel production credit but requests specific updates to the 45ZCF-GREET model and regulatory clarifications. They advocate for the inclusion of distinct emissions rates for animal manure feedstocks, clearer rules on qualified sales, and specific definitions regarding facility boundaries for RNG production to ensure market certainty and compliance.