W. Va. Code § 62-1F-6

Applications made and orders granted under this article shall be ordered sealed by the magistrate or judge of the circuit court to whom the application is made, and maintained under seal in the custody of the magistrate court clerk or the circuit clerk of the county in where the application was filed. The applications and orders are discoverable and may be disclosed only in accordance with the applicable provisions of this code and the rules of criminal procedure for the State of West Virginia, and may not be destroyed except upon order of such magistrate or judge, and in any event shall be kept for not less than ten years.