Article 6
1. As regards administrative costs associated with the implementation of this Arrangement, the Associated States shall make an annual contribution to the general budget of the European Union in accordance with the percentage of the gross domestic product of their countries in relation to the gross domestic product of all participating States of an amount of EUR 500 000, subject to an annual adjustment to reflect the rate of inflation in the European Union. The amount of EUR 500 000 shall be adjusted by Exchange of Letters if the evolution of the number of the Schengen Comitology committees to which the Associated States participate or the frequency of meetings so require. 2. The travelling costs of the representatives who participate in the meetings of the Schengen Comitology committees shall not be reimbursed.