(121)Conditions should be laid down under which winding-up proceedings which, without being founded on insolvency, involve a priority order for the payment of insurance claims, fall within the scope of this Directive. Claims by the employees of an insurance undertaking arising from employment contracts and employment relationships should be capable of being subrogated to a national wage guarantee scheme. Such subrogated claims should benefit from the treatment determined by the law of the home Member State (lex concursus).