1.Transmission of confidential data from an ESS authority, as referred to in Article 4, that collected the data to another ESS authority shall be allowed, provided that the transmission is necessary for the efficient development, production and dissemination of European statistics or for increasing the quality of European statistics. If the data have been transmitted to the Commission (Eurostat), the approval of the NSI or other national authority which provided the data is required.
2.Transmission of confidential data between an ESS authority that collected the data and an ESCB member shall be allowed, provided that the transmission is necessary for the efficient development, production and dissemination of European statistics or for increasing the quality of European statistics, within the respective spheres of competence of the ESS and the ESCB, and that that necessity has been justified. If the data have been transmitted to the Commission (Eurostat), the approval of the NSI or other national authority which provided the data is required.
3.Any further transmission beyond the first transmission shall require the explicit authorisation of the authority that collected the data.
4.National rules on statistical confidentiality shall not be invoked to prevent the transmission of confidential data under paragraphs 1 and 2 where an act of the European Parliament and of the Council acting in accordance with Article 251 of the Treaty provides for the transmission of such data.
5.Confidential data transmitted in accordance with this Article shall be used exclusively for statistical purposes and only accessible to staff working in statistical activities within their specific domain of work.
6.The provisions on statistical confidentiality provided for in this Regulation shall apply to all confidential data transmitted within the ESS and between the ESS and the ESCB.