Tex. Insurance Code § 831.0009

(a) Documents, materials, or other information, including a disclosure, in the possession or control of the department that is obtained by, created by, or disclosed to the commissioner or any other person under this chapter is confidential and privileged and is:

(1) not subject to disclosure under Chapter 552, Government Code;

(2) not subject to subpoena; and

(3) not subject to discovery or admissible in evidence in any private civil action.

(b) Documents, materials, or other information, including a disclosure, in the possession or control of the department that is obtained by, created by, or disclosed to the commissioner or any other person under this chapter is recognized by this state as being proprietary and to contain trade secrets.

(c) The commissioner may use the documents, materials, or other information described in this section to further any regulatory or legal action brought as part of the commissioner's official duties. The commissioner may not otherwise make the documents, materials, or other information public without the prior written consent of the insurer. Nothing in this section may be construed to require written consent of the insurer before the commissioner may share or receive documents, materials, or other information under Subsection (e).

(d) The commissioner and any other person who receives documents, materials, or other information under this chapter, through examination, or otherwise under any other law, while acting under the authority of the commissioner, or with whom the documents, materials, or other information is shared under this chapter may not testify or be required to testify in any private civil action concerning any documents, materials, or other information subject to Subsection (a) or (b).

(e) In order to assist in the performance of the commissioner's regulatory duties, the commissioner may, on request, share documents, materials, or other information, including confidential and privileged documents, materials, or information subject to Subsection (a) or (b) and proprietary and trade-secret documents, materials, or information, with:

(1) other state, federal, and international financial regulatory agencies, including members of a supervisory college described by Section 823.0145;

(2) the National Association of Insurance Commissioners; and

(3) a third-party consultant under Section 831.0012.

(f) Before the commissioner may share information under this section, the recipient shall:

(1) agree in writing to maintain the confidential and privileged status of the documents, materials, or other information shared under this section; and

(2) verify in writing the recipient's legal authority to maintain the confidential and privileged status of that information.

(g) In order to assist in the performance of the commissioner's regulatory duties, the commissioner may receive documents, materials, or other governance-related information, including confidential and privileged documents, materials, or information and proprietary and trade-secret documents, materials, or information from:

(1) regulatory officials of other state, federal, and international financial regulatory agencies, including members of a supervisory college described by Section 823.0145; and

(2) the National Association of Insurance Commissioners.

(h) The commissioner shall maintain as confidential or privileged any documents, materials, or information received under Subsection (g) with notice or the understanding that it is confidential or privileged under the laws of the jurisdiction that is the source of the document, material, or information.