W. Va. Code § 33-16B-1
Premium rate charges for any individual or group accident and sickness insurance policy, certificate or other evidence of insurance issued, endorsed or delivered in this state shall be filed with the Commissioner for a waiting period of sixty days before the charges become effective. At the expiration of sixty days the premium rate charges filed are deemed approved unless prior thereto the charges have been affirmatively approved or disapproved by the Commissioner.
The Commissioner shall disapprove accident and health insurance premium rates which are not in compliance with the requirements of this chapter or any rule promulgated by the Commissioner pursuant to section two of this article. The Commissioner shall send written notice of the disapproval to the insurer. The Commissioner may approve the premium rates before the sixty-day period expires by giving written notice of approval.
W. Va. Code § 33-16B-1