Artikel XI

1. The General Conference is composed of representatives designated by the Member Countries or by competent association or organisation acting in place of the Member Countries.
2. The number of representatives from each Member Country is fixed at:
[tabel]
3. Representatives who are prevented from attending a meeting are entitled to appoint as proxy one of ther colleagues at the General Conference.
4. An ordinary session of the General Conference is held once every four years. It may, if it so decides or the Executive Committee requests, meet in extraordinary session.
5. Resolutions of the General Conference are passed by a two-thirds majority of the total number of representatives or substitute representatives present. However, for the election of its President, for the election of the President and the Vice-Presidents of the Executive Committee and for the election of the Members of the Technical Board a simple majority of representatives or their proxies is sufficient, the President having the casting vote in the case of a tie.
6. The Director is ex-officio Secretary of the General Conference.