Artikel 30

Any State may, at the time of signature, ratification or accession, declare that this Convention shall extend to all the territories for the international relations of which it is responsible, or to one or more of them. Such a declaration shall take effect on the date of entry into force of this Convention for the State concerned.
At any time thereafter, such extensions shall be notified to the Ministry of Foreign Affairs of the Netherlands.
This Convention shall enter into force for the territories mentioned in such an extension on the sixtieth day after the notification referred to in the preceding paragraph.
The Parties to a Supplementary Agreement concluded under Article 21 shall determine its territorial application.