Texas Finance Code - FIN § 274.108. Subsidiary Trust Company as Substitute Fiduciary

(1) without the necessity of an instrument of transfer or conveyance, succeeds to all interest in property the affiliated bank holds for the fiduciary account being substituted; and

(2) without the necessity of judicial action or action by the creator of the fiduciary account, becomes fiduciary of the account and shall perform the duties and exercise the powers of a fiduciary in the same manner as if the company had originally been designated fiduciary.