Tex. Civ. Prac. & Rem. Code § 144.005

The court shall seal records concerning an order issued under this chapter and ensure that the court's records are not open for inspection by any person except the former mental patient or on further order of the court after notice to the former mental patient and a finding of good cause. The institution of a suit or bringing of a claim by or on behalf of the former mental patient or the former patient's assignee or insurer constitutes good cause.