Batches.

Batches.
(1) Except for biogas produced from a mixed digester, the batch volume of biogas is the volume of biogas measured under paragraph (f) of this section for a single batch pathway at a single facility for a calendar month, in Btu HHV.
(2) For biogas produced from a mixed digester, the batch volume of biogas must be calculated as follows:
(i) The batch volume of biogas produced under an approved pathway with a D code of 5 must be calculated as follows:
(1) Except for biogas produced from a mixed digester, the batch volume of biogas is the volume of biogas measured under paragraph (f) of this section for a single batch pathway at a single facility for a calendar month, in Btu HHV.
(2) For biogas produced from a mixed digester, the batch volume of biogas must be calculated as follows:
(i) The batch volume of biogas produced under an approved pathway with a D code of 5 must be calculated as follows:

Source

40 CFR § 80.105

Scoping language

General requirements.
(1) Any biogas producer that produces biogas for use to produce RNG or a biogas-derived renewable fuel, or that produces biogas used as a biointermediate, must comply with the requirements of this section.
(2) The biogas producer must also comply with all other applicable requirements of this part and 40 CFR part 1090.
(3) If the biogas producer meets the definition of more than one type of regulated party under this part or 40 CFR part 1090, the biogas producer must comply with the requirements applicable to each of those types of regulated parties.
(4) The biogas producer must comply with all applicable requirements of this part, regardless of whether the requirements are identified in this section.