# Commission Implementing Regulation (EU) 2019/1026 of 21 June 2019 on technical arrangements for developing, maintaining and employing electronic systems for the exchange of information and for the storage of such information under the Union Customs Code, Article 39: National AEO system

Extent: E+W+S+N.I.

1. A national AEO system, where created, shall be used by the customs authority of the Member State which created it to exchange and store information pertaining to AEO applications and decisions or to any subsequent event which may affect the original decision.
2. The national AEO system shall interoperate with the national trader portal, where created, and with the central AEO system.

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Source: https://www.legislation.gov.uk/eur/2019/1026/article/39 (the official version)
Page: https://openlegislation.uk/eu-regulation-2019-1026/article-39
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.