1. Any State may, at the time of signature, ratification or accession, declare that this Convention shall extend to all or any of the territories for the international relations of which it is responsible. Such a declaration shall take effect when the Convention enters into force for the State concerned.
2. At any time thereafter any such extension shall be made by notification addressed to the Secretary-General of the United Nations and shall take effect as from the ninetieth day after the day of receipt by the Secretary-General of the United Nations of this notification, or as from the date of entry into force of the Convention for the State concerned, whichever is the later.
3. With respect to those territories to which this Convention is not extended at the time of signature, ratification or accession, each State concerned shall consider the possibility of taking the necessary steps in order to extend the application of this Convention to such territories, subject, where necessary for constitutional reasons, to the consent of the Governments of such territories.
Travaux préparatoires on Article X
A. Draft Convention on the Recognition and Enforcement of Foreign Arbitral Awards and Comments by Governments and Organizations
A.1. ECOSOC: Report of the Committee on the Enforcement of Foreign Arbitral Awards: 18 March 1955
A.2. Comments by Governments and Organisations on the Draft Convention on the Recognition and Enforcement of Foreign Arbitral Awards: January 1956 - March 1958
B. United Nations Conference On International Commercial Arbitration: Documents
B.10. Text of Articles Adopted by the Conference: 4-6 June 1958
B.11. Text of the Convention on the Recognition and Enforcement of Foreign Arbitral Awards as Provisionally Approved by Drafting Committee 6-9 June 1958
B.14. Final Act and Convention on the Recognition and Enforcement of Foreign Arbitral Awards
C. Summary Records of the United Nations Conference on International Commercial Arbitration, New York, 20 May - 10 June 1958
D. Committee on the Enforcement of International Arbitral Awards
D.1. Summary Records of the Committee on the Enforcement of International Arbitral Awards
ANALYSIS1. Article X addresses the question of the effect of the Convention in domestic territorial units. At the time the Convention was concluded, this had a specific meaning as a number of States had colonies or territories for which they were responsible.1
1. See travaux préparatoires, E/2704, annex p. 4, E/CONF/SR.20, at 2-5.2. Nowadays, such a provision mainly applies to federal States (dealt with under article XI of the Convention). To date, ten countries have made declarations in relation to matters covered by article X.2
2. See information on the status of the Convention on the Internet at http://www.uncitral.org/uncitral/en/uncitral_texts/arbitration/NYConvention_status.html and United Nations Treaty Collection at https://treaties.un.org/.