Section 8905 Of Article 1. Procedure From California Probate Code >> Division 7. >> Part 3. >> Chapter 3. >> Article 1.

. A person who appraises property, whether a personal representative, probate referee, or independent expert, shall sign the appraisal as to property appraised by that person, and shall take and subscribe an oath that the person has truly, honestly, and impartially appraised the property to the best of the person's ability.