When a laboratory receives an evaluation of not acceptable for any FoA, the laboratory shall determine the cause for the failure and take any necessary corrective action. The laboratory shall then document both the investigation and the action( s) in a corrective action report (CAP). The CAP shall be submitted to the DEQ within forty-five (45) days of the PT report issuance.
Okla. Admin. Code § 252:307-9-10