It is reported that an explanatory guide to the Interim Trade Agreement between the European Union and the Republic of Chile has been published today.

This is the link to it .

Regarding the REX registration system, exporters can apply to be registered exporters at the following link on the AEAT website:

Electronic Headquarters / All procedures / Customs / Authorizations (revocations and suspensions) and Censuses / Records and censuses: Register of Registered Exporters (REX) / Submit application

Tax Agency: Registers and tax registers: Register of authorised exporters (REX)

Link where the “Submit request” action must be performed:

Identify yourself (agenciatributaria.gob.es)

For your convenience, a link is also provided to the European Commission's website with information on this subject:

REX – Registered Exporter system - European Commission (europa.eu)

Also attached is a guide with guidelines regarding the Exporters Registration System (REX) prepared in May 2022: