Artikel 43

Any State at the time of signature or ratification of the present Convention or accession thereto or at any time thereafter, may, by notification to the depositary, declare that, where a dispute has not been resolved by the application of the procedures referred to in articles 41 and 42, that dispute may be submitted for a decision to the International Court of Justice by a written application of any party to the dispute, or in the alternative to arbitration, provided that the other party to the dispute has made a like declaration.