West Virginia Bill of Costs (AO 133) (L R CIV P 54.1) is a form that must be completed by the prevailing party in a civil lawsuit in West Virginia and submitted to the court. The form must be used to request costs and fees associated with the litigation, including filing fees, court costs, witness fees, expert witness fees, deposition costs, and other costs. There are two types of West Virginia Bill of Costs (AO 133) (L R CIV P 54.1): an Interrogatory Bill of Costs for when the prevailing party is asking for costs from the other party, and an Application for Costs for when the prevailing party is asking for costs from the court. The form must be filled out correctly and completely in order for the costs to be awarded.