A reinsurance treaty may provide that if claims payable by the reinsurer exceed the reserve held by the original insurer for the payment of claims the reinsurer shall make an immediate payment, or advance, without waiting for the claims to appear in the periodic statements.
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UK: A payment made under a reinsurance contract or treaty whereby an advance payment is made in respect of outstanding claims that will come into account in a subsequent periodic settlement when the actual claim amount has been determined.