Tex. Estates Code § 1105.251: GROUNDS FOR REQUIRING NEW BOND.

(a) A guardian may be required to give a new bond if:

(1) a surety on a bond dies, removes beyond the limits of this state, or becomes insolvent;

(2) in the court's opinion:

(A) the sureties on a bond are insufficient; or

(B) a bond is defective;

(3) the amount of a bond is insufficient;

(4) a surety on a bond petitions the court to be discharged from future liability on the bond; or

(5) a bond and the record of the bond have been lost or destroyed.

(b) A person interested in the guardianship may have the guardian cited to appear and show cause why the guardian should not be required to give a new bond by filing a written application with the county clerk of the county in which the guardianship proceeding is pending. The application must allege that:

(1) the bond is insufficient or defective; or

(2) the bond and the record of the bond have been lost or destroyed.

Added by Acts 2011, 82nd Leg., R.S., Ch. 823 (H.B. 2759), Sec. 1.02, eff. January 1, 2014.