No person engaged in the business of real estate appraising in this state or acting in the capacity of a real estate appraiser in this state may bring or maintain any action in any court of this state to collect compensation for the performance of real estate appraisal services for which a license is required by this article without alleging and proving that he or she was the holder of a valid real estate appraiser license in this state at all times during the performance of such services.
W. Va. Code § 30-38-16