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... Having in mind the principles of international law embodied in the Charter of the United Nations, such as the principles of the equal rights and self-determination of peoples, of the sovereign equality and independence of all States, of non-interference in the domestic affairs of States, of the prohibition of the threat or use of force and of universal respect for, and observance of, human rights and fundamental freedoms for all, ...


ARTICLE-2: Use of terms     [go to this ARTICLE]
... (f) “'contracting State”' means a State which has consented to be bound by the treaty, whether or not the treaty has entered into force; ...
... (g) “'party”' means a State which has consented to be bound by the treaty and for which the treaty is in force; ...


ARTICLE-3: International agreements not within the scope of the present Convention     [go to this ARTICLE]
... (a) the legal force of such agreements; ...


ARTICLE-4: Non-retroactivity of the present Convention     [go to this ARTICLE]
... Without prejudice to the application of any rules set forth in the present Convention to which treaties would be subject under international law independently of the Convention, the Convention applies only to treaties which are concluded by States after the entry into force of the present Convention with regard to such States. ...


ARTICLE-18: Obligation not to defeat the object and purpose of a treaty prior to its entry into force     [go to this ARTICLE]
... Obligation not to defeat the object and purpose of a treaty prior to its entry into force ...
... (b) it has expressed its consent to be bound by the treaty, pending the entry into force of the treaty and provided that such entry into force is not unduly delayed. ...
... (b) it has expressed its consent to be bound by the treaty, pending the entry into force of the treaty and provided that such entry into force is not unduly delayed. ...


ARTICLE-20: Acceptance of and objection to reservations     [go to this ARTICLE]
... (a) acceptance by another contracting State of a reservation constitutes the reserving State a party to the treaty in relation to that other State if or when the treaty is in force for those States; ...
... (b) an objection by another contracting State to a reservation does not preclude the entry into force of the treaty as between the objecting and reserving States unless a contrary intention is definitely expressed by the objecting State; ...


ARTICLE-21: Legal effects of reservations and of objections to reservations     [go to this ARTICLE]
... 3. When a State objecting to a reservation has not opposed the entry into force of the treaty between itself and the reserving State, the provisions to which the reservation relates do not apply as between the two States to the extent of the reservation. ...


ARTICLE-24: Entry into force     [go to this ARTICLE]
... Entry into force ...
... 1. A treaty enters into force in such manner and upon such date as it may provide or as the negotiating States may agree. ...
... 2. Failing any such provision or agreement, a treaty enters into force as soon as consent to be bound by the treaty has been established for all the negotiating States. ...
... 3. When the consent of a State to be bound by a treaty is established on a date after the treaty has come into force, the treaty enters into force for that State on that date, unless the treaty otherwise provides. ...
... 3. When the consent of a State to be bound by a treaty is established on a date after the treaty has come into force, the treaty enters into force for that State on that date, unless the treaty otherwise provides. ...
... 4. The provisions of a treaty regulating the authentication of its text, the establishment of the consent of States to be bound by the treaty, the manner or date of its entry into force, reservations, the functions of the depositary and other matters arising necessarily before the entry into force of the treaty apply from the time of the adoption of its text. ...
... 4. The provisions of a treaty regulating the authentication of its text, the establishment of the consent of States to be bound by the treaty, the manner or date of its entry into force, reservations, the functions of the depositary and other matters arising necessarily before the entry into force of the treaty apply from the time of the adoption of its text. ...


ARTICLE-25: Provisional application     [go to this ARTICLE]
... 1. A treaty or a part of a treaty is applied provisionally pending its entry into force if: ...


ARTICLE-26: Pacta sunt servanda     [go to this ARTICLE]
... Every treaty in force is binding upon the parties to it and must be performed by them in good faith. ...


ARTICLE-28: Non-retroactivity of treaties     [go to this ARTICLE]
... Unless a different intention appears from the treaty or is otherwise established, its provisions do not bind a party in relation to any act or fact which took place or any situation which ceased to exist before the date of the entry into force of the treaty with respect to that party. ...


ARTICLE-40: Amendment of multilateral treaties     [go to this ARTICLE]
... 5. Any State which becomes a party to the treaty after the entry into force of the amending agreement shall, failing an expression of a different intention by that State: ...


ARTICLE-42: Validity and continuance in force of treaties     [go to this ARTICLE]
... Validity and continuance in force of treaties ...


ARTICLE-45: Loss of a right to invoke a ground for invalidating, terminating, withdrawing from or suspending the operation of a treaty     [go to this ARTICLE]
... (a) it shall have expressly agreed that the treaty is valid or remains in force or continues in operation, as the case may be; or ...
... (b) it must by reason of its conduct be considered as having acquiesced in the validity of the treaty or in its maintenance in force or in operation, as the case may be. ...


ARTICLE-52: Coercion of a State by the threat or use of force     [go to this ARTICLE]
... Coercion of a State by the threat or use of force ...
... A treaty is void if its conclusion has been procured by the threat or use of force in violation of the principles of international law embodied in the Charter of the United Nations. ...


ARTICLE-55: Reduction of the parties to a multilateral treaty below the number necessary for its entry into force     [go to this ARTICLE]
... Reduction of the parties to a multilateral treaty below the number necessary for its entry into force ...
... Unless the treaty otherwise provides, a multilateral treaty does not terminate by reason only of the fact that the number of the parties falls below the number necessary for its entry into force. ...


ARTICLE-65: Procedure to be followed with respect to invalidity, termination, withdrawal from or suspension of the operation of a treaty     [go to this ARTICLE]
... 4. Nothing in the foregoing paragraphs shall affect the rights or obligations of the parties under any provisions in force binding the parties with regard to the settlement of disputes. ...


ARTICLE-69: Consequences of the invalidity of a treaty     [go to this ARTICLE]
... 1. A treaty the invalidity of which is established under the present Convention is void. The provisions of a void treaty have no legal force. ...


ARTICLE-76: Depositaries of treaties     [go to this ARTICLE]
... 2. The functions of the depositary of a treaty are international in character and the depositary is under an obligation to act impartially in their performance. In particular, the fact that a treaty has not entered into force between certain of the parties or that a difference has appeared between a State and a depositary with regard to the performance of the latter's functions shall not affect that obligation. ...


ARTICLE-77: Functions of depositaries     [go to this ARTICLE]
... (f) informing the States entitled to become parties to the treaty when the number of signatures or of instruments of ratification, acceptance, approval or accession required for the entry into force of the treaty has been received or deposited; ...


ARTICLE-80: Registration and publication of treaties     [go to this ARTICLE]
... 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. ...


ARTICLE-84: Entry into force     [go to this ARTICLE]
... Entry into force ...
... 1. The present Convention shall enter into force on the thirtieth day following the date of deposit of the thirty-fifth instrument of ratification or accession. ...
... 2. For each State ratifying or acceding to the Convention after the deposit of the thirty-fifth instrument of ratification or accession, the Convention shall enter into force on the thirtieth day after deposit by such State of its instrument of ratification or accession. ...