Article 21
1. Every Member State shall grant the competent authority of any other Member State automated access to the information stored pursuant to Article 17.
1a. Every Member State shall grant its officials who check the requirements provided for in Article 143(2) of Directive 2006/112/EC access to the information referred to in points (a) to (c) of Article 17(1) of this Regulation for which automated access is granted by the other Member States.
2. With respect to the information referred to in Article 17(1)(a), at least the following details shall be accessible:
(a) VAT identification numbers issued by the Member State receiving the information;
(b) the total value of all intra-Community supplies of goods and the total value of all intra-Community supplies of services to persons holding a VAT identification number referred to in point (a) by all operators identified for the purposes of VAT in the Member State providing the information;