Stage 3: Referral to arbitration. If any dispute is not resolved through the procedures outlined in Stages 1 and 2 above, or there is any failure by either party to acknowledge the existence of a dispute or to deal with it in accordance with the procedures outlined above, the Partners will refer the matter to the Executive Director, Adult Services and Health for Social Care and Health and the Hillingdon Borough Director of the ICB or the Accountable Officer for the ICB for arbitration. The outcome of stage 3 will end the local stage of the dispute resolution process.