W. Va. Code § 31A-9-14: Principles of law and equity.

The provisions of chapter 46 and chapter 46A of this code, law governing deposits generally, law related to escheat and abandoned or unclaimed property, and the principles of law and equity, including law related to capacity to contract, principal and agent, estoppel, fraud, misrepresentation, duress, coercion, mistake, and bankruptcy, supplement this article except to the extent inconsistent with this article.