A Decision that Illustrates the Importance of Appraiser Independence To successfully work in the field of business valuation, appraisers must perform assignments with impartiality, objectivity, and independence, and without consideration of personal interests or the interests of those who hired them. Should such bias be found, the appraisal could be considered worthless and the expert’s reputation damaged, with even worse ramifications for the client. A recent Tax Court case illustrates this point.