Member States shall, before 1 January 1992, take appropriate measures to curb any violations of the obligation to maintain the secrecy of confidential statistical data transmitted in accordance with Article 3. These measures shall concern at least violations committed in the territory of the Member State concerned, by officials or other staff of Eurostat and by the other natural persons working under contract on the premises of Eurostat.
Member States shall inform the Commission without delay of the measures taken. The Commission shall pass on this information to the other Member States.