- A method of reporting shipments to an insurance company under an open insurance policy.
- An insurance form similar to a declaration, which provides for insurance coverage of multiple shipments within a prescribed reporting period, usually a month The bordereau is generally not used is cases where evidence of insurance must be supplied to a customer, to banks or other third parties in order to permit collection of claims abroad. This calls for insurance certificate. The bordereau, therefore, is mainly used for import shipments, nor export shipments. Sea insurance certificate; open policy.