3. The rules in paragraphs 1 and 2 apply also where the text has been authenticated in two or more languages and it appears that there is a lack of concordance which the signatory States and international organizations and the contracting States and contracting organizations agree should be corrected.
4.The corrected text replaces the defective text ab initio, unless the signatory States and international organizations and the contracting States and contracting organizations otherwise decide.
5. The correction of the text of a treaty that has been registered shall be notified to the Secretariat of the United Nations.
6.Where an error is discovered in a certified copy of a treaty, the depositary shall execute a procs-verbal specifying the rectification and communicate a copy of it to the signatory States and international organizations and to the contracting States and contracting organizations.
Article 81
Registration and publication of treaties
1. Treaties shall, after their entry into force, be transmitted to the Secretariat of the United Nations for registration or filing and recording, as the case may be, and for publication.
2. The designation of a depositary shall constitute authorization for it to perform the acts specified in the preceding paragraph.
PART VIII. FINAL PROVISIONS
Article 82
Signature
The present Convention shall be open for signature until 31 December 1986 at the Federal
Ministry for Foreign Affairs of the Republic of Austria, and subsequently, until 30 June 1987, at United Nations Headquarters, New York by:
(a) all States;
(b) Namibia, represented by the United Nations Council for Namibia;
(c) international organizations invited to participate in the United Nations Conference on the Law of Treaties between States and International Organizations or between International Organizations.
Article 83
Ratification or act of formal confirmation
The present Convention is subject to ratification by States and by Namibia, represented by the United Nations Council for Namibia, and to acts of formal confirmation by international organizations.
