W. Va. Code § 48-18-128: Billing for fees and costs.

(a) When any filing, copying or other service is provided to the Bureau for Child Support enforcement, the state or county official or the clerk of any court providing such fee for a charge, shall bill the Bureau for Child Support enforcement monthly.

(b) When any filing, copying or other service is provided to a person, agency or entity who is providing services for the Bureau for Child Support enforcement pursuant to a contract, the state or county official or the clerk of any court providing such fee for a charge, shall bill the entity, agency, person or Bureau for Child Support enforcement monthly, in accord with the terms of the contract. The Bureau for Child Support enforcement shall provide the relevant terms of such agreement to those officials upon implementation of any agreement.

(c) A state or county official and the clerk of any court who charges a deposit, library fee, filing fee for filing and copying documents or their service, if the filing, copying or services is for the Bureau for Child Support enforcement or for a person, entity or agency providing services pursuant to a contract as described in this article, shall bill the Bureau for Child Support enforcement monthly or the person, entity or agency providing such services monthly, in accord with the terms of any contract.