Depending on the context this term may refer to:
(a) A document which evidences the existence of insurance cover but which does not detail all its terms which are contained in a separate policy of insurance. Certain certificates are required as a matter of law in the United Kingdom, for example for motor insurance.
(b) A document that is issued by a coverholder which evidences the existence of insurance cover and details the terms of such cover. No policy of insurance is issued where such a certificate is issued.