a

the persons are undertakings, whether incorporated or not, other than an existing insurance or reinsurance undertaking, which assume risks from insurance or reinsurance undertakings and which fully fund their exposure to such risks through the proceeds of a debt issuance or any other financing mechanism where the repayment rights of the providers of such debt or financing mechanism are subordinated to the reinsurance obligations of such an undertaking;

b

the persons are not insurance undertakings;