Tex. Civil Practice and Remedies Code § 140A.062

(a) The civil investigative demand issued by the attorney general, any information obtained, maintained, or created in response to the demand, or any documentary material, product of discovery, or other record derived or created during an investigation from the information, is not subject to disclosure under Chapter 552, Government Code, and is not subject to disclosure, discovery, subpoena, or other means of legal compulsion for the release, except as described in Subsections (b) and (c).

(b) The attorney general may not release or disclose information that is obtained in response to a demand or any documentary material, product of discovery, or other record derived from the information except:

(1) by court order for good cause shown;

(2) with the consent of the person who provided the information to the attorney general;

(3) to an employee or other person under the direction of the attorney general;

(4) to an agency of this state, the United States, or another state or foreign country;

(5) to any party or person in accordance with Sections 140A.107 and 140A.108;

(6) to a political subdivision of this state; or

(7) to a person authorized by the attorney general to receive the information.

(c) The attorney general may use information obtained in response to a demand, or any documentary material, product of discovery, or other record derived or created from the information as the attorney general determines necessary in the enforcement of this chapter, including presentation before court.