The Federal Rule says, "A party may claim error in a ruling to admit or exclude evidence only if the error affects a substantial right of the party…. A Practice Note explaining how to enforce arbitral awards in Pennsylvania, including procedural considerations and the grounds.Download or Print Rules of Procedure. 1. SCOPE. These rules, as in place at the time of proceeding, shall govern all arbitration proceedings in ADR Options. The rules of evidence shall be followed in all hearings before arbitrators. Rules of Civil Procedure, but Amgen is not controlling in a. In the absence of further action by. Congress, the amendment to Rule 410 became effective December. Case law similarly confirms that the rules of evidence are not binding in arbitration. Oflaw clause in the parties' contract meant the parties had incorporated the California rules of arbitration into their arbitration agreement.