The EU Court of Justice rules on the division of competencies between the national and the supranational enforcers of competition law in relation to a worldwide cartel on the market for gas insulated switchgear (Toshiba)

Delimitation of jurisdiction in competition law* What happens to the allocation of respective competences of the Commission and national competition authorities if an international cartel is implemented both in the EU and the Czech Republic before accession to the EU but action is taken after accession? A number of undertakings had formed a worldwide cartel on the market for gas insulated switchgear and those companies were fined by the Commission and the Czech competition authority. The Commission decision concerned the implementation of the cartel within the EU, while the Czech competition authority