- Revision 1.17 of the AES Export Declaration Web Services Guide is published.
- The guide covers messages for communication between Economic Operators and the Tax Agency.
- It includes adaptations for National Export Systems aligned with the Union Customs Code.
- The effective date of the definitive period is changed to 23:59:59 on 14/12/2025 (UTC time).
- There will be a period of unavailability for declaration filing from 23:59:59 on 14/12/2025 to 01:00:00 on 15/12/2025 (CET).
- Operators are urged to test validations for the definitive period and configure their systems accordingly.
- All declarations admitted on December 15, 2025 must be in the definitive period format.
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.
