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... The States Parties to the present Convention, ...
... Believing that the codification and progressive development of the law of treaties achieved in the present Convention will promote the purposes of the United Nations set forth in the Charter, namely, the maintenance of international peace and security, the development of friendly relations and the achievement of co-operation among nations, ...
... Affirming that the rules of customary international law will continue to govern questions not regulated by the provisions of the present Convention, ...


ARTICLE-1: Scope of the present Convention     [go to this ARTICLE]
... Scope of the present Convention ...
... The present Convention applies to treaties between States. ...


ARTICLE-2: Use of terms     [go to this ARTICLE]
... 1. For the purposes of the present Convention: ...
... 2. The provisions of paragraph 1 regarding the use of terms in the present Convention are without prejudice to the use of those terms or to the meanings which may be given to them in the internal law of any State. ...


ARTICLE-3: International agreements not within the scope of the present Convention     [go to this ARTICLE]
... International agreements not within the scope of the present Convention ...
... The fact that the present Convention does not apply to international agreements concluded between States and other subjects of international law or between such other subjects of international law, or to international agreements not in written form, shall not affect: ...
... (b) the application to them of any of the rules set forth in the present Convention to which they would be subject under international law independently of the Convention; ...
... (b) the application to them of any of the rules set forth in the present Convention to which they would be subject under international law independently of the Convention; ...
... (c) the application of the Convention to the relations of States as between themselves under international agreements to which other subjects of international law are also parties. ...


ARTICLE-4: Non-retroactivity of the present Convention     [go to this ARTICLE]
... Non-retroactivity of the present Convention ...
... 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. ...
... 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. ...
... 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. ...
... 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-5: Treaties constituting international organizations and treaties adopted within an international organization     [go to this ARTICLE]
... The present Convention applies to any treaty which is the constituent instrument of an international organization and to any treaty adopted within an international organization without prejudice to any relevant rules of the organization. ...


ARTICLE-42: Validity and continuance in force of treaties     [go to this ARTICLE]
... 1. The validity of a treaty or of the consent of a State to be bound by a treaty may be impeached only through the application of the present Convention. ...
... 2. The termination of a treaty, its denunciation or the withdrawal of a party, may take place only as a result of the application of the provisions of the treaty or of the present Convention. The same rule applies to suspension of the operation of a treaty. ...


ARTICLE-43: Obligations imposed by international law independently of a treaty     [go to this ARTICLE]
... The invalidity, termination or denunciation of a treaty, the withdrawal of a party from it, or the suspension of its operation, as a result of the application of the present Convention or of the provisions of the treaty, shall not in any way impair the duty of any State to fulfil any obligation embodied in the treaty to which it would be subject under international law independently of the treaty. ...


ARTICLE-44: Separability of treaty provisions     [go to this ARTICLE]
... 2. A ground for invalidating, terminating, withdrawing from or suspending the operation of a treaty recognized in the present Convention may be invoked only with respect to the whole treaty except as provided in the following paragraphs or in article 60. ...


ARTICLE-53: Treaties conflicting with a peremptory norm of general international law (jus cogens)     [go to this ARTICLE]
... A treaty is void if, at the time of its conclusion, it conflicts with a peremptory norm of general international law. For the purposes of the present Convention, a peremptory norm of general international law is a norm accepted and recognized by the international community of States as a whole as a norm from which no derogation is permitted and which can be modified only by a subsequent norm of general international law having the same character. ...


ARTICLE-60: Termination or suspension of the operation of a treaty as a consequence of its breach     [go to this ARTICLE]
... (a) a repudiation of the treaty not sanctioned by the present Convention; or ...


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]
... 1. A party which, under the provisions of the present Convention, invokes either a defect in its consent to be bound by a treaty or a ground for impeaching the validity of a treaty, terminating it, withdrawing from it or suspending its operation, must notify the other parties of its claim. The notification shall indicate the measure proposed to be taken with respect to the treaty and the reasons therefor. ...


ARTICLE-66: Procedures for judicial settlement, arbitration and conciliation     [go to this ARTICLE]
... (b) any one of the parties to a dispute concerning the application or the interpretation of any of the other articles in Part V of the present Convention may set in motion the procedure specified in the Annex to the Convention by submitting a request to that effect to the Secretary-General of the United Nations. ...
... (b) any one of the parties to a dispute concerning the application or the interpretation of any of the other articles in Part V of the present Convention may set in motion the procedure specified in the Annex to the Convention by submitting a request to that effect to the Secretary-General of the United Nations. ...


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-70: Consequences of the termination of a treaty     [go to this ARTICLE]
... 1. Unless the treaty otherwise provides or the parties otherwise agree, the termination of a treaty under its provisions or in accordance with the present Convention: ...


ARTICLE-72: Consequences of the suspension of the operation of a treaty     [go to this ARTICLE]
... 1. Unless the treaty otherwise provides or the parties otherwise agree, the suspension of the operation of a treaty under its provisions or in accordance with the present Convention: ...


ARTICLE-73: Cases of State succession, State responsibility and outbreak of hostilities     [go to this ARTICLE]
... The provisions of the present Convention shall not prejudge any question that may arise in regard to a treaty from a succession of States or from the international responsibility of a State or from the outbreak of hostilities between States. ...


ARTICLE-75: Case of an aggressor State     [go to this ARTICLE]
... The provisions of the present Convention are without prejudice to any obligation in relation to a treaty which may arise for an aggressor State in consequence of measures taken in conformity with the Charter of the United Nations with reference to that State's aggression. ...


ARTICLE-77: Functions of depositaries     [go to this ARTICLE]
... (h) performing the functions specified in other provisions of the present Convention. ...


ARTICLE-78: Notifications and communications     [go to this ARTICLE]
... Except as the treaty or the present Convention otherwise provide, any notification or communication to be made by any State under the present Convention shall: ...
... Except as the treaty or the present Convention otherwise provide, any notification or communication to be made by any State under the present Convention shall: ...


ARTICLE-81: Signature     [go to this ARTICLE]
... The present Convention shall be open for signature by all States Members of the United Nations or of any of the specialized agencies or of the International Atomic Energy Agency or parties to the Statute of the International Court of Justice, and by any other State invited by the General Assembly of the United Nations to become a party to the Convention, as follows: until 30 November 1969, at the Federal Ministry for Foreign Affairs of the Republic of Austria, and subsequently, until 30 April 1970, at United Nations Headquarters, New York. ...
... The present Convention shall be open for signature by all States Members of the United Nations or of any of the specialized agencies or of the International Atomic Energy Agency or parties to the Statute of the International Court of Justice, and by any other State invited by the General Assembly of the United Nations to become a party to the Convention, as follows: until 30 November 1969, at the Federal Ministry for Foreign Affairs of the Republic of Austria, and subsequently, until 30 April 1970, at United Nations Headquarters, New York. ...


ARTICLE-82: Ratification     [go to this ARTICLE]
... The present Convention is subject to ratification. The instruments of ratification shall be deposited with the Secretary-General of the United Nations. ...


ARTICLE-83: Accession     [go to this ARTICLE]
... The present Convention shall remain open for accession by any State belonging to any of the categories mentioned in article 81. The instruments of accession shall be deposited with the Secretary-General of the United Nations. ...


ARTICLE-84: Entry into force     [go to this ARTICLE]
... 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. ...
... 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. ...


ARTICLE-85: Authentic texts     [go to this ARTICLE]
... The original of the present Convention, of which the Chinese, English, French, Russian and Spanish texts are equally authentic, shall be deposited with the Secretary-General of the United Nations. ...
... IN WITNESS WHEREOF the undersigned Plenipotentiaries, being duly authorized thereto by their respective Governments, have signed the present Convention. ...