W. Va. Code § 21-11A-10
(a) Upon the filing of a claim, parties may request to review and copy relevant information in the possession or custody or subject to the control of the other party that pertains to the alleged construction defect, including, without limitation:
(d) Nothing in this section requires any party to disclose the requested information or any matter that is privileged under West Virginia law.
Within thirty days after service of the notice of claim by the claimant, each contractor, subcontractor, supplier or design professional that has received a notice of claim shall serve a written response on the claimant, delivered by hand, certified mail, return receipt requested or other verifiable delivery service, directed to the claimant or representative of the claimant who signed the notice of claim of a construction defect. The written response shall:
(i) Within fourteen days following completion of the inspection, the contractor, subcontractor, supplier or design professional shall serve on the claimant: