The electronic interface in the Member State of identification by which a taxable person registers the use of one of the special schemes, and via which that person submits the value added tax (VAT) returns under that scheme to the Member State of identification, shall have the following functionalities:
it must offer the facility to save the identification details pursuant to Article 361 of Directive 2006/112/EC, or the VAT return pursuant to Articles 365 and 369g of Directive 2006/112/EC, before they are submitted;
it must allow for the taxable person to submit the relevant information relating to the VAT returns via an electronic file transfer in accordance with conditions laid down by the Member State of identification.