In order to contribute to the competitiveness of exporting companies, AIP also offers the option of requesting Certificates of Origin online. Access the form here. More information: certificados.origem@aip.pt or 213 601 063. Certificates can be sent by email, within a few hours of your request, thus avoiding travel costs or arrival time via CTT. The certificate of origin proves the origin of the merchandise and allows the exporter and importer to exempt or reduce customs duties, in accordance with the current commercial agreement.