§ 80.1472 Requirements for quality assurance audits.
(a) General requirements. (1) An audit shall be performed by an auditor who meets the requirements of § 80.1471.
(2) An audit shall be based on either an Option A QAP per § 80.1469(a) during the interim period, an Option B QAP per § 80.1469(b) during the interim period, or a QAP per § 80.1469(c).
(3) Each audit shall verify every element contained in an applicable and approved QAP.
(4) Each audit shall include a review of documents generated by the renewable fuel producer or biointermediate producer.
(b) On-site visits—(1) Option A QAP during the interim period. (i) The auditor shall conduct an on-site visit at the renewable fuel production facility at least 4 times per calendar year.