§ 80.185 Potentially invalid RINs.
(a) Identification and treatment of potentially invalid RINs (PIRs). (1) Any RIN can be identified as a PIR by the biogas producer, the RIN generator, the independent third-party auditor that verified the RIN, or EPA.
(2) Any party listed in paragraph (a)(1) of this section must use the procedures specified in § 80.1474(b) for identification and treatment of PIRs and retire any PIRs under § 80.1434(a).
(b) Potentially inaccurate or non-qualifying volumes of biogas-derived renewable fuel. (1) Any party that becomes aware of a volume of biogas-derived renewable fuel that does not meet the applicable requirements for such fuel under this part must notify the next party in the production chain within 5 business days.
(i) Biointermediate producers must notify the renewable fuel producer receiving the biointermediate within 5 business days.
(ii) If the volume of biogas-derived renewable fuel was audited under § 80.170, the party must notify the independent third-party auditor within 5 business days.
(iii) Non-RIN generating foreign RNG producers must comply with the requirements of this section and notify the importer generating RINs and other parties in the production chain, as applicable.