1. For the purposes of Article 11(1), point (a), the national single window environments for customs may enable economic operators to submit an integrated data set as referred to in Article 13(3), including the customs declaration or re-export declaration lodged, prior to the presentation of the goods, in accordance with Article 171 of Regulation (EU) No 952/2013.
2. The integrated data set submitted in accordance with paragraph 1 shall be deemed to constitute, as appropriate, the customs declaration or the re-export declaration and the submission of data required by partner competent authorities for the Union non-customs formalities listed in the Annex.