Artikel 22

22.1. In the event of a dispute between Contracting Parties concerning the interpretation or application of this Treaty, the parties concerned shall seek solutions by negotiation.
22.2. If the parties concerned cannot reach agreement by negotiation, they may jointly seek the good offices of, or request mediation by, a third party.
22.3. When ratifying, accepting, approving or acceding to this Treaty, or at any time thereafter, a Contracting Party may declare in writing to the Depositary that for a dispute not resolved in accordance with Article 22.1 or Article 22.2 above, it accepts one or both of the following means of dispute settlement as compulsory:
a) Arbitration in accordance with the procedure laid down in Part 1 of Annex II to this Treaty;
b) Submission of the dispute to the International Court of Justice.
22.4. If the parties to the dispute have not, in accordance with Article 22.3 above, accepted the same or any procedure, the dispute shall be submitted to conciliation in accordance with Part 2 of Annex II to this Treaty unless the parties otherwise agree.