The arbitration system in Allegheny County provides for simple and concise pleadings and a trial of the issues enabling the parties to resolve claims. 1. Complete the attached Arbitrator Application form. 2.Complete a W-9 form found in the Arbitration forms section on the Civil. Contractual arbitration is a means of bypassing the judicial system and is voluntary in the sense that the parties have entered into an agreement to resolve. These sample forms may be useful when filing documents for the civil and family courts. If you have any questions, consult an attorney. FORM 1303 Notice of Hearing Date, Notice to Defend and Notice of Duty to Appear at Arbitration Hearing. (5) Form 1304.1 Housing Court Agreement to Mediate.