Tex. Est. Code § 1154.055
(c) The guardian who files the inventory, appraisement, and list of claims is entitled to the whole administration unless, not later than the 60th day after the date the guardian files the inventory, appraisement, and list of claims, each of the delinquent guardians files with the court a written, sworn, and reasonable excuse that the court considers satisfactory. The court shall enter an order removing one or more delinquent guardians and revoking those guardians' letters if:
Added by Acts 2011, 82nd Leg., R.S., Ch. 823 (H.B. 2759), Sec. 1.02, eff. January 1, 2014.