AEP trader guides and appendices

The Automated Entry Processing (AEP) system handles the validation, processing, duty accounting and clearance of customs declarations.


Since 4 October 2021, import declarations can only be submitted through the Automated Import System (AIS)

Since 22 May 2023, export declarations can only be submitted through the Automated Export System (AES).

Since 4 September 2023, it is no longer possible to make amendments electronically to import or export declarations lodged in AEP. You will find information about how to amend declarations in AEP from 4 September 2023 in eCustoms notification 21-2023.

The following documents set out the formats, definitions and business rules for declarations that are input through the AEP system:

Data protection

The Import, Export and Transit Directory (IET) at OLAF (European Commission anti-fraud office) collects information on the movement of goods for customs purposes. This information is collected from the Export Control System (ECS) when goods are exported using the AEP system.

The information collected usually refers to companies, but may also refer to individuals. You can find further information on the data collected by the IET in Privacy Statement for IET.

Further information

Revenue operates a helpline for queries on AEP.