The American Arbitration Association's (AAA) Supplementary Rules for Multiple Case Filings have been renamed the Mass Arbitration Supplementary Rules. The filing requirements for Mass Arbitrations are set out in MA-2 of the Mass Arbitration Supplementary Rules.Arbitration disputes are final and legally binding at MDRS, a Massachusetts Abritration and Mediation firm in Boston and Salem. Are you and your contractor having a dispute? Arbitration might be a way to resolve it. You must complete the "Claimant" and "Respondent" portions on the front of a Submission Agreement. In the blank spaces provided for the claimants' names, you. Arbitration is a type of alternative dispute resolution where a person may resolve a car accident case without spending time in court or facing a judge. MDRS, Boston mediation and abritration firm, highlights mediation guidelines, mediation and arbitration agreements, and the dispute resolution process. Many names and businesses may already exist.