certificate of origin
(customs) A document attesting to the country of origin of goods. A certificate of origin is often required by the customs authorities of a country as part of the entry process. Such certificates are usually obtained through an official or quasi-official organization in the country of origin such as a consular office or local chamber of commerce. A certificate of origin may be required even though the commercial invoice contains the information.
Certificate of Origin Form A. A document required by customs in the United States and other developed countries to prove eligibility of merchandise under duty-free import programs such as the Generalized System of Preferences and the Caribbean Basin Initiative.