W. Va. Code § 48-13-803: Reimbursement or arrearage only support.

When the payor is not paying any current support obligation but is required to pay for arrearages or reimbursement support, the court shall set a payment amount for the repayment of reimbursement support or of a support arrearage that is reasonable pursuant to the provisions of this article or section 6-301, but not to exceed the limits set out in section 14-408.