Article 6 1.

Member States shall ensure the implementation of a system of third-party access to the transmission and distribution systems based on published tariffs, applicable to all customers and applied objectively and without discrimination between system users. Member States shall ensure that those tariffs, or the methodologies underlying their calculation, are approved in accordance with Article 59 prior to their entry into force and that those tariffs, and the methodologies — where only methodologies are approved — are published prior to their entry into force.