Artikel 4

In the event that an additional State ratifies or accedes to the Treaty in accordance with the provisions of Article XVII, the distribution of active quotas to such State shall be considered during the regular session of the Open Skies Consultative Commission following the date of the deposit of its instrument of ratification or accession, subject to the following provisions:
(A) the ratifying or acceding State shall have the right to request observation flights over the territories of States Parties within the passive quota allocated to that State in accordance with the provisions of Section I, paragraph 2 of this Annex, and within the passive quotas of the States Parties requested for observation flights, unless otherwise agreed by the States Parties involved; and
(B) all States Parties shall have at the same time the right to request observation flights over the territory of that signing or acceding State within their active quotas and within the passive quota allocated to that State.