Biogas
Biogas means a mixture of biomethane, inert gases, and impurities that meets all the following requirements: (1) It is produced through the anaerobic digestion of renewable biomass under an approved pathway. (2) Non-renewable components have not been added. (3) It requires removal of additional components to be suitable for its designated use (e.g., as a biointermediate, to produce RNG, or to produce biogas-derived renewable fuel).