|Treaty Between the USA and USSR
on Underground Nuclear Explosions
for Peaceful Purposes
15 ILM 891
|entered into force December 11, 1990
Signed at Washington and Moscow May 28, 1976
The United States of America and the Union of Soviet Socialist Republics, hereinafter referred to as the Parties,
Proceeding from a desire to implement Article III of the Treaty between the United States of America and the Union of Soviet Socialist Republics on the Limitation of Underground Nuclear Weapon Tests, which calls for the earliest possible conclusion of an agreement on underground nuclear explosions for peaceful purposes,
Reaffirming their adherence to the objectives and principles of the Treaty Banning Nuclear Weapon Tests in the Atmosphere, in Outer Space and Under Water, the Treaty on Non-Proliferation of Nuclear Weapons, and the Treaty on the Limitation of Underground Nuclear Weapon Tests, and their determination to observe strictly the provisions of these international agreements,
Desiring to assure that underground nuclear explosions for peaceful purposes shall not be used for purposes related to nuclear weapons,
Desiring that utilization of nuclear energy be directed only toward peaceful purposes,
Desiring to develop appropriately cooperation in the field of underground nuclear explosions for peaceful purposes,
Have agreed as follows:
2. This Treaty shall govern all underground nuclear explosions for peaceful purposes conducted by the Parties after March 31, 1976.
(a) “explosion” means any individual or group underground nuclear explosion for peaceful purposes;
(b) “explosive” means any device, mechanism or system for producing an individual explosion;
(c) “group explosion” means two or more individual explosions for which the time interval between successive individual explosions does not exceed five seconds and for which the emplacement points of all explosives can be interconnected by straight line segments, each of which joins two emplacement points and each of which does not exceed 40 kilometers.
(a) carry out explosions at any place under its jurisdiction or control outside the geographical boundaries of test sites specified under the provisions of the Treaty on the Limitation of Underground Nuclear Weapon Tests; and
(b) carry out, participate or assist in carrying out explosions in the territory of another State at the request of such other State.
2. Each Party undertakes to prohibit, to prevent and not to carry out at any place under its jurisdiction or control, and further undertakes not to carry out, participate or assist in carrying out anywhere:
(a) any individual explosion having a yield exceeding 150 kilotons;
(b) any group explosion:
(1) having an aggregate yield exceeding 150 kilotons except in ways that will permit identification of each individual explosion and determination of the yield of each individual explosion in the group in accordance with the provisions of Article IV of and the Protocol to this Treaty;
(2) having an aggregate yield exceeding one and one-half megatons;
(c) any explosion which does not carry out a peaceful application;
(d) any explosion except in compliance with the provisions of the Treaty Banning Nuclear Weapon Tests in the Atmosphere, in Outer Space and Under Water, the Treaty on the Non-Proliferation of Nuclear Weapons, and other international agreements entered into by that Party.
3. The question of carrying out any individual explosion having a yield exceeding the yield specified in paragraph 2(a) of this article will be considered by the Parties at an appropriate time to be agreed.
(a) use national technical means of verification at its disposal in a manner consistent with generally recognized principles of international law; and
(b) provide to the other Party information and access to sites of explosions and furnish assistance in accordance with the provisions set forth in the Protocol to this Treaty.
2. Each Party undertakes not to interfere with the national technical means of verification of the other Party operating in accordance with paragraph 1(a) of this article, or with the implementation of the provisions of paragraph 1(b) of this article.
(a) consult with each other, make inquiries and furnish information in response to such inquiries, to assure confidence in compliance with the obligations assumed;
(b) consider questions concerning compliance with the obligations assumed and related situations which may be considered ambiguous;
(c) consider questions involving unintended interference with the means for assuring compliance with the provisions of this Treaty;
(d) consider changes in technology or other new circumstances which have a bearing on the provisions of this Treaty; and
(e) consider possible amendments to provisions governing underground nuclear explosions for peaceful purposes.
2. The Parties through consultation shall establish, and may amend as appropriate, Regulations for the Joint Consultative Commission governing procedures, composition and other relevant matters.
2. The Joint Consultative Commission will facilitate this cooperation by considering specific areas and forms of cooperation which shall be determined by agreement between the Parties in accordance with their constitutional procedures.
3. The Parties will appropriately inform the International Atomic Energy Agency of results of their cooperation in the field of underground nuclear explosions for peaceful purposes.
2. Each Party undertakes not to carry out, participate or assist in the carrying out of any explosion in the territory of another State unless that State agrees to the implementation in its territory of the implementation observation and procedures contemplated by Article V of the Treaty on the Non-Proliferation of Nuclear Weapons and the provisions of Article IV of the Protocol to this Treaty, including the provision by that State of the assistance necessary for such implementation and of the privileges and immunities specified in the Protocol.
2. Termination of the Treaty on the Limitation of Underground Nuclear Weapon Tests shall entitle either Party to withdraw from this Treaty at any time.
3. Each Party may propose amendments to this Treaty. Amendments shall enter into force on the day of the exchange of instruments of ratification of such amendments.
2. This Treaty shall be registered pursuant to Article 102 of the Charter of the United Nations.
DONE at Washington and Moscow, on May 28,1976, in duplicate, in the English and Russian languages, both texts being equally authentic.
For the United States of America: GERALD R. FORD, The President of the United States of America
For the Union of Soviet Socialist Republics: L.BREZHNEV, General Secretary of the Central Committee of the CPSU
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