A document certifying that goods have been entirely or largely manufactured in the country stated is called?

The document that certifies that goods have been entirely or largely manufactured in the country stated is called a "Certificate of Origin". This document is issued by the Chamber of Commerce or other relevant authority in the exporting country and is used to prove the origin of the goods. It is often required by the importing country's customs officials to determine the eligibility of the goods for importation and to assess the appropriate tariffs or trade agreements. The Certificate of Origin contains information about the exporting company, the importing company, the goods being exported, and the country of origin.