- New versions of G3v2 and G4 technical guides have been released
- These guides are for declaring temporary storage and presenting goods to customs
- Main update includes a combined G4+G3 message feature
- Specifies expected declaration level of the ENS based on G4 declaration method and knowledge type
- Changes made to the information order between G3 and ATMNot
- Added a new option for representation in G3 message sending
- G4 guide now has a unified, updated, and expanded explanation of declarative flows for goods introduction
- Test statements in the pre-production environment can be reviewed on the external testing portal
- Version 1 of G3 web services will still be used for presenting low-value merchandise as per the older guide version v1.3
Source: sede.agenciatributaria.gob.es
Note that this post was (partially) written with the help of AI. It is always useful to review the original source material, and where needed to obtain (local) advice from a specialist.