Ambac Assurance Corporation today announced that, based on conversations with the Special Deputy Commissioner for the Segregated Account of Ambac Assurance Corporation (Segregated Account), it currently expects the Segregated Account will begin payment of policy claims in May 2011. The effectiveness of the Plan of Rehabilitation and the commencement of policy claim payments are subject to the terms of, and the satisfaction of the conditions set forth in, the Plan, and there can be no assurances as to when policy claim payments will be made.