W. Va. Code § 33-27-7
(a) Documents, materials or other information in the possession or control of the commissioner that are obtained by or disclosed to the commissioner or any other person in the course of an examination or investigation made pursuant to §33-27-6 of this code and all information reported or provided to the commissioner pursuant to §33-27-3(b)(12), §33-27-3(b)(13), §33-27-4, §33-27-5, or §33-27-6b of this code is confidential by law and privileged, is exempt from disclosure pursuant to chapter 29B of this code, is not open to public inspection, is not subject to subpoena, is not subject to discovery or admissible in evidence in any criminal, private civil, or administrative action, and is not subject to production pursuant to court order: Provided, That the commissioner is authorized to use the documents, materials, or other information in the furtherance of 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 to which it pertains unless the commissioner, after giving the insurer and its affiliates who would be affected thereby notice and opportunity to be heard, determines that the interests of policyholders, shareholders, or the public will be served by the publication thereof, in which event he or she may publish all or any part thereof in any manner as he or she may consider appropriate.
(c) In order to assist in the performance of the commissioner’s duties, the commissioner:
(4) Shall enter into written agreements with the NAIC and any third-party consultant designated by the commissioner governing sharing and use of information provided pursuant to this article consistent with this subsection that shall: