Okla. Stat. tit. 59 § 858-816
Each AMC seeking to be registered or to renew a registration in this state shall certify to the Oklahoma Real Estate Appraiser Board on a form prescribed by the Board on an annual basis that it has a system in place to perform an appraisal review of the work product of a statistically significant number of appraisal reports submitted by each appraiser who is performing appraisals for the AMC on a periodic basis to validate that the appraisals are being conducted in accordance with the USPAP and the Oklahoma Certified Real Estate Appraisers Act and the rules promulgated thereunder. An AMC shall report to the Board the results of any appraisal reviews in which an appraisal is found to be substantially noncompliant with USPAP.
Okla. Stat. tit. 59, § 858-816