W. Va. Code § 30-42-20: Nonapplicability of local ordinances; exclusive license.

After the effective date of this article no municipality, local government, or county may require any additional occupational license or other evidence of competence as a contractor from any person, firm, or corporation who or which holds a valid and current license issued pursuant to this article, as a condition precedent to permission for the performance of contractor work in such municipality, local government jurisdiction, or county.