Key facts: Pennsylvania inherited property appraisals are governed by 20 Pa. C.S. § 3102; estates exceeding the $50,000 gross value threshold face heightened appraisal documentation requirements; appraisals must establish date-of-death fair market value; appraisers must hold Pennsylvania credentials and follow USPAP standards; inadequate appraisals may result in Register of Wills rejection of estate accounts and potential executor liability.