(a) At any time after letters testamentary or of administration are granted, the court, for good cause, on the court's own motion or on the motion of an interested person shall appoint at least one but not more than three disinterested persons who are residents of the county in which the letters were granted to appraise the estate property.
(b) If the court makes an appointment under Subsection (a) and part of the estate is located in a county other than the county in which the letters were granted, the court, if the court considers necessary, may appoint at least one but not more than three disinterested persons who are residents of the county in which the relevant part of the estate is located to appraise the estate property located in that county.
Official text of the Texas Estates Code as published by the Texas Legislative Council.