W. Va. Code § 29A-3A-2: Rules to be promulgated only in accordance with this article.

In addition to other rule-making requirements imposed by law and except to the extent specifically exempted by the provisions of this chapter or other applicable law, every rule and regulation (including any amendment of or rule to repeal any other rule) shall be promulgated by the agency only in accordance with this article and shall be and remain effective only to the extent that it has been or is promulgated in accordance with this article.