Okla. Stat. tit. 59, § 59-858-822: Altering, modifying, or changing completed appraisal

A. An AMC shall not alter, modify, or otherwise change or

attempt to alter, modify, or otherwise change a completed appraisal

submitted by an appraiser by doing any of the following:

1. Permanently removing the appraiser’s signature or seal;

2. Adding information to, or removing information from, the

appraisal;

3. Altering, modifying or otherwise changing a completed

appraisal submitted by an independent appraiser without the

appraiser’s knowledge and written consent; or

4. Using an appraisal submitted by an independent appraiser for

any other transaction or use.

B. No AMC shall require an appraiser to provide the AMC with

the appraiser’s digital signature or seal, but nothing in this

subsection shall be deemed to prohibit an appraiser from voluntarily

providing his or her digital signature to another person in the

manner permitted by the provisions of the USPAP.