The start of the final period for Export Declarations under the AES System is hereby reminded.

It is recalled that, as announced in a new feature on the Electronic Headquarters on October 20, and as published in the guide to the Export Declaration Web Services AESThe entry of the final period for AES export declarations will take place at 23:59:59 on 14/12/2025 (time UTC), and an hour of unavailability for the registration of declarations is announced from 23:59:59 on 14/12/2025 until 01:00:00 on 15/12/2025 peninsular time (CET), to avoid problems with that time difference between UTC and peninsular time (UTC + 1). Please note that all export declarations accepted from December 15, 2025 (inclusive) must be submitted with data in the final period format.