The Registered Exporter system (REX) system was applied as from 1 January 2017 by the Generalized System of Preference (GSP) beneficiary countries.The REX system will replace the current system of origin certification. GSP beneficiary countries can start the application of the REX system later (1 January 2018 or 1 January 2019) as long as it is notified to the European Commission.The REX is the system of certification of origin of goods that will be applied in the GSP of the European Union as from 1 January 2017. It was introduced in the GSP rules of origin by the amending Regulation (EU) No 1063/2010 in the context of the reform of the GSP rules of origin in 2010.More information