Article 18 of the Bylaws stipulates that the Annual Membership Fee is set by the Foundation Assembly, and later by the Board of Directors or by members of the Association at the General Assembly.
At the 2nd General Assembly of the Association on February 12, 2013 the members have agreed on an Annual Membership Fee for 2013 of € 25. New members must pay the Membership Fee within 15 days after membership has been granted. Current Regular and Associate Members must pay the Membership Fee by the end of June for the current calendar year.