Texas Estates Code - EST § 1204.201. Failure to Present Final Account or Report

(a) The court may, on the court's own motion, and shall, on the written complaint of the emancipated ward or anyone interested in the ward or the ward's estate, have the guardian who is charged with the duty of presenting a final account or report cited to appear and present the account or report within the time specified in the citation if the guardian failed or neglected to present the account or report at the proper time.

(b) If a written complaint has not been filed by anyone interested in the guardianship of the person or estate of a minor or deceased ward, on or after the third anniversary of the date the minor ward reaches the age of majority or the date the ward dies, as applicable, the court may remove the estate from the court's active docket without a final accounting and without appointing a successor personal representative.

(c) If a complaint has not been filed by anyone interested in the estate of a ward whose whereabouts are unknown to the court, on or after the fourth anniversary of the date the ward's whereabouts became unknown to the court, the court may remove the estate from the court's active docket without a final accounting and without appointing a successor personal representative.