Texas Estates Code - EST § 361.005. Requirements for Discharge

(1) the resignation application has been heard;

(2) the exhibit and final account required under Section 361.001 have been examined, settled, and approved;  and

(3) the applicant has satisfied the court that the applicant has:

(1) accepting the resignation;  and

(2) discharging the applicant, and, if the applicant is under bond, the applicant's sureties.