Comment from Monarch Bioenergy, LLC

Summary: Monarch Bioenergy, LLC, a renewable energy production company, expresses strong support for the Section 45Z Clean Fuel Production Credit and the Department of Treasury's proposed regulations. They advocate for specific scientific updates to the 45ZCF-GREET model, including manure system-specific emissions rates and species-specific carbon intensity scores, to more accurately reflect the methane abatement potential of manure-based renewable natural gas.