Where the Commission lays down a requirement that certain goods shall be subject to surveillance at release for free circulation or at export, it shall inform the customs authorities of the CN codes of those goods and of the data necessary for the purposes of the surveillance, in due time before the surveillance requirement becomes applicable.

The list of data which may be required by the Commission for the purposes of surveillance is laid down in Annex 21-01.

Where goods have been made subject to surveillance at release for free circulation or at export, the customs authorities shall provide the Commission with data on customs declarations for the relevant procedure at least once a week.

Where the goods are released in accordance with Article 194(1) of the Code, the customs authorities shall provide the Commission with the data without delay.

The Commission shall only disclose the data referred in paragraph 1 provided by the customs authorities in aggregated form and only to users authorised in accordance with Article 56(2) of this Regulation.

Where goods are placed under a customs procedure on the basis of a simplified declaration as referred to in Article 166 of the Code or by entry in the declarant’s records as referred to in Article 182 of the Code, and the data required by the Commission were not available at the time when the goods were released in accordance with Article 194(1) of the Code, the customs authorities shall provide the Commission with that information without delay after receiving the supplementary declaration lodged in accordance with Article 167 of the Code.

Where the obligation to lodge a supplementary declaration is waived in accordance with Article 167(3) of the Code or the supplementary declaration is lodged or made available in accordance with Article 225 of this Regulation, the authorisation holder shall send to the customs authorities at least once a month the data required by the Commission or the customs authorities shall collect that data from the system of the declarant.

The customs authorities shall enter the data in the electronic system referred to in Article 56 of this Regulation without delay.

By derogation from paragraph 1 of this Article, until the date of deployment of the first phase of the upgrading of the system referred to in paragraph 1 of Article 56 and of the national import and export systems referred to in the Annex to Implementing Decision 2014/255/EU, the list of data which may be required by the Commission for the purposes of surveillance is laid down in Annex 21-02.