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International Atomic Energy Agency
Information Circular
(Unofficial electronic edition)
INFCIRC/336/Add. 1
10 March 1987

GENERAL Distr.
Original: ENGLISH


Convention on Assistance in the Case of a Nuclear Accident or Radiological Emergency

[pdf file English]

[View INFCIRC/336]

Entry into Force

  1. Pursuant to Article 14, paragraph 3, the Convention on Assistance in the Case of a Nuclear Accident or Radiological Emergency1/ entered into force on 26 February 1987, i.e. thirty days after the date (26 January 1987) on which the third State expressed its consent to be bound by the Convention.

  2. The Status of signatures and ratifications of the Convention up to the date of its entry into force is reproduced herein for the information of all Member States.


Convention on Assistance in the Case of a Nuclear Accident or Radiological Emergency

List of signature, ratification, acceptance, approval or accession
by States or Organizations

State/Organization Date of Signature Means and date of expression of consent to be bound Entry into Force

Afghanistan* 26 Sep 1986
Australia* 26 Sep 1986
Austria 26 Sep 1986
Belgium 26 Sep 1986
Brazil 26 Sep 1986
Bulgaria* 26 Sep 1986
Byelorussian Soviet
Socialist Republic*
26 Sep 1986 ratification*
deposited: 26 Jan 87
26 Feb 1987
Canada* 26 Sep 1986
Chile 26 Sep 1986
China* 26 Sep 1986
Costa Rica 26 Sep 1986
Côte d'Ivoire 26 Sep 1986
Cuba* 26 Sep 1986
Czechoslovakia* 26 Sep 1986
Denmark 26 Sep 1986
Egypt 26 Sep 1986
Finland 26 Sep 1986
France* 26 Sep 1986
German Democratic
Republic*
26 Sep 1986
Germany, Federal Republic of* 26 Sep 1986
Greece* 26 Sep 1986
Guatemala 26 Sep 1986
Holy See 26 Sep 1986
Hungary* 26 Sep 1986
Iceland 26 Sep 1986
India* 29 Sep 1986
Indonesia* 26 Sep 1986
Iran, Islamic
Republic of
26 Sep 1986
Ireland* 26 Sep 1986
Israel 26 Sep 1986
Italy 26 Sep 1986
Jordan 2 Oct 1986
Democratic People's
Republic of Korea*
29 Sep 1986
Lebanon 26 Sep 1986
Liechtenstein 26 Sep 1986
Mali 2 Oct 1986
Mexico 26 Sep 1986
Monaco 26 Sep 1986
Mongolia* 8 Jan 1987
Morocco 26 Sep 1986
Netherlands* 26 Sep 1986
Niger 26 Sep 1986
Nigeria 21 Jan 1987
Norway* 26 Sep 1986 signature, 26 Sep 86 26 Feb 1987
Panama 26 Sep 1986
Paraguay 2 Oct 1986
Poland* 26 Sep 1986
Portugal 26 Sep 1986
Spain 26 Sep 1986
Sudan 26 Sep 1986
Sweden 26 Sep 1986
Switzerland 26 Sep 1986
Tunisia 24 Feb 1987
Turkey* 26 Sep 1986
Ukrainian Soviet
Socialist Republic*
26 Sep 1986 ratification*
deposited 26 Jan 87
26 Feb 1987
Union of Soviet
Socialist Republics*
26 Sep 1986 ratification*
deposited 23 Dec 86
26 Feb 1987
United Kingdom of
Great Britain and
Northern Ireland*
26 Sep 1986
United States
of America*
26 Sep 1986
Zaire 30 Sep 1986
Zimbabwe 26 Sep 1986


* indicates that a reservation/declaration was deposited upon or following signature/ratification.

1/ Reproduced in document INFCIRC/336.