Convention on the Prohibition of the Development, Production and Stockpiling of Bacteriological (Biological) and Toxin Weapons and on their Destruction

Opened for signature at London, Moscow and Washington: 10 April 1972
 
Entered into force: 26 March 1975
 
Depositary Governments: Russian Federation, United Kingdom of Great Britain and Northern Ireland and United States of America
State Signature Deposit Deposit Type
Afghanistan 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
26 March 1975  
London
Ratification
Albania 3 June 1992  
11 August 1992  
26 March 1993  
Washington
London
Moscow
Accession
Accession
Accession
Algeria 28 September 2001  
Washington
Accession
Antigua and Barbuda 29 January 2003  
London
Accession
Argentina 1 August 1972  
3 August 1972  
7 August 1972  
Moscow
London
Washington
27 November 1979  
5 December 1979  
27 December 1979  
Washington
London
Moscow
Ratification
Ratification
Ratification
Armenia 7 June 1994  
7 June 1994  
Moscow
Washington
Accession
Accession
Australia 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
5 October 1977  
5 October 1977 *
5 October 1977  
London
Moscow
Washington
Ratification
Ratification
Ratification
Austria 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
10 August 1973 *
10 August 1973 *
10 August 1973 *
London
Moscow
Washington
Ratification
Ratification
Ratification
Azerbaijan 26 February 2004  
26 February 2004  
Moscow
Washington
Accession
Accession
Bahamas 26 November 1986  
London
Accession
Bahrain 28 October 1988 *
London
Accession
Bangladesh 11 March 1985  
12 March 1985  
13 March 1985  
Moscow
Washington
London
Accession
Accession
Accession
Barbados 16 February 1973  
Washington
16 February 1973  
Washington
Ratification
Belarus 10 April 1972  
Moscow
26 March 1975  
Moscow
Ratification
Belgium 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
15 March 1979  
15 March 1979  
15 March 1979  
London
Moscow
Washington
Ratification
Ratification
Ratification
Belize 20 October 1986  
25 November 1986  
13 January 1987 *
London
Washington
Moscow
Succession
Accession
Accession
Benin 10 April 1972  
Washington
25 April 1975  
Washington
Ratification
Bhutan 8 June 1978  
Washington
Accession
Bolivia (Plurinational State of) 10 April 1972  
Washington
30 October 1975  
Washington
Ratification
Bosnia and Herzegovina 15 August 1994 *
Washington
Succession
Botswana 10 April 1972  
Washington
5 February 1992  
Washington
Ratification
Brazil 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
27 February 1973  
27 February 1973  
27 February 1973  
London
Moscow
Washington
Ratification
Ratification
Ratification
Brunei Darussalam 31 January 1991  
London
Accession
Bulgaria 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
2 August 1972  
13 September 1972  
19 September 1972  
London
Washington
Moscow
Ratification
Ratification
Ratification
Burkina Faso 17 April 1991  
Washington
Accession
Burundi 10 April 1972  
10 April 1972  
Moscow
Washington
18 October 2011  
London
Ratification
Cambodia 10 April 1972  
Washington
9 March 1983  
Washington
Ratification
Cameroon 18 January 2013  
Washington
Accession
Canada 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
18 September 1972  
18 September 1972  
18 September 1972  
London
Moscow
Washington
Ratification
Ratification
Ratification
Cape Verde 20 October 1977  
Moscow
Accession
Central African Republic 10 April 1972  
Washington
Chile 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
22 April 1980  
London
Ratification
China 15 November 1984 *
15 November 1984 *
15 November 1984 *
London
Moscow
Washington
Accession
Accession
Accession
Colombia 10 April 1972  
Washington
19 December 1983  
Washington
Ratification
Congo 23 October 1978  
Washington
Accession
Cook Islands 4 December 2008  
London
Accession
Costa Rica 10 April 1972  
Washington
17 December 1973  
Washington
Ratification
Côte d'Ivoire 23 May 1972  
Washington
Croatia 28 April 1993 *
Washington
Succession
Cuba 12 April 1972  
Moscow
21 April 1976  
Moscow
Ratification
Cyprus 10 April 1972  
10 April 1972  
14 April 1972  
London
Washington
Moscow
6 November 1973  
13 November 1973  
21 November 1973  
London
Washington
Moscow
Ratification
Ratification
Ratification
Czech Republic 1 January 1993 *
5 April 1993 *
29 September 1993 *
Moscow
London
Washington
Succession
Succession
Succession
Democratic People's Republic of Korea 13 March 1987  
Moscow
Accession
Democratic Republic of the Congo 10 April 1972  
10 April 1972  
Moscow
Washington
16 September 1975  
28 January 1977  
London
Washington
Ratification
Ratification
Denmark 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
1 March 1973  
1 March 1973  
1 March 1973  
London
Moscow
Washington
Ratification
Ratification
Ratification
Dominican Republic 10 April 1972  
Washington
23 February 1973  
Washington
Ratification
Ecuador 14 June 1972  
Washington
12 March 1975  
Washington
Ratification
Egypt 10 April 1972  
10 April 1972  
London
Moscow
El Salvador 10 April 1972  
Washington
31 December 1991  
Washington
Ratification
Equatorial Guinea 16 January 1989  
29 July 1992  
Moscow
Washington
Accession
Accession
Estonia 21 June 1993  
1 July 1993  
Washington
Moscow
Accession
Accession
Ethiopia 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
26 May 1975  
26 May 1975  
26 June 1975  
London
Moscow
Washington
Ratification
Ratification
Ratification
Fiji 22 February 1973 *
London
4 September 1973  
1 October 1973  
5 October 1973  
Washington
London
Moscow
Ratification
Ratification
Accession
Finland 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
4 February 1974  
4 February 1974  
4 February 1974  
London
Moscow
Washington
Ratification
Ratification
Ratification
France 27 September 1984  
27 September 1984  
27 September 1984  
London
Moscow
Washington
Accession
Accession
Accession
Gabon 10 April 1972  
London
16 August 2007  
Washington
Accession
Gambia 2 June 1972  
8 August 1972  
9 November 1972  
Moscow
London
Washington
7 May 1997  
10 June 1997  
1 August 1997  
London
Moscow
Washington
Ratification
Ratification
Ratification
Georgia 22 May 1996  
22 May 1996  
London
Moscow
Accession
Accession
Germany 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
7 April 1973  
7 April 1983  
London
Washington
Ratification
Ratification
Ghana 10 April 1972  
10 April 1972  
Moscow
Washington
6 June 1975  
London
Ratification
Greece 10 April 1972  
12 April 1972  
14 April 1972  
London
Washington
Moscow
10 December 1975  
Washington
Ratification
Grenada 22 October 1986  
London
Accession
Guatemala 9 May 1972  
Washington
19 September 1973  
Washington
Ratification
Guinea-Bissau 20 August 1976  
Moscow
Accession
Guyana 3 January 1973  
Washington
26 March 2013  
Washington
Ratification
Haiti 10 April 1972  
Washington
Holy See 7 January 2002 *
Washington
Accession
Honduras 10 April 1972  
Washington
14 March 1979  
Washington
Ratification
Hungary 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
27 December 1972  
27 December 1972  
27 December 1972  
London
Moscow
Washington
Ratification
Ratification
Ratification
Iceland 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
15 February 1973  
15 February 1973  
15 February 1973  
London
Moscow
Washington
Ratification
Ratification
Ratification
India 15 January 1973 *
15 January 1973 *
15 January 1973 *
London
Moscow
Washington
15 July 1974  
15 July 1974 *
15 July 1974  
London
Moscow
Washington
Ratification
Ratification
Ratification
Indonesia 20 June 1972  
20 June 1972  
21 June 1972  
Moscow
Washington
London
4 February 1992  
19 February 1992  
1 April 1992  
Moscow
London
Washington
Ratification
Ratification
Ratification
Iran (Islamic Republic of) 10 April 1972  
10 April 1972  
16 November 1972  
Moscow
Washington
London
22 August 1973  
22 August 1973  
27 August 1973  
London
Washington
Moscow
Ratification
Ratification
Ratification
Iraq 11 May 1972  
Moscow
19 June 1991  
Moscow
Ratification
Ireland 10 April 1972  
10 April 1972 *
London
Washington
27 October 1972 *
27 October 1972  
London
Washington
Ratification
Ratification
Italy 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
30 May 1975  
30 May 1975  
30 May 1975  
London
Moscow
Washington
Ratification
Ratification
Ratification
Jamaica 13 August 1975  
London
Accession
Japan 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
8 June 1982  
18 June 1982  
18 June 1982  
Washington
London
Moscow
Ratification
Ratification
Ratification
Jordan 10 April 1972  
17 April 1972  
24 April 1972  
Washington
London
Moscow
30 May 1975  
2 June 1975  
27 June 1975  
Moscow
Washington
London
Ratification
Ratification
Ratification
Kazakhstan 31 May 2007  
Moscow
15 June 2007  
Moscow
Ratification
Kenya 7 January 1976  
London
Accession
Kuwait 14 April 1972  
14 April 1972  
27 April 1972  
Moscow
Washington
London
18 July 1972 *
26 July 1972 *
1 August 1972 *
Washington
London
Moscow
Ratification
Ratification
Ratification
Kyrgyzstan 15 October 2004  
Moscow
Accession
Lao People's Democratic Republic 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
20 March 1973  
22 March 1973  
25 April 1973  
Moscow
Washington
London
Ratification
Ratification
Ratification
Latvia 6 February 1997  
London
Accession
Lebanon 10 April 1972  
10 April 1972  
21 April 1972  
London
Washington
Moscow
26 March 1975  
2 April 1975  
13 June 1975  
London
Moscow
Washington
Ratification
Ratification
Ratification
Lesotho 10 April 1972  
Washington
6 September 1977  
London
Ratification
Liberia 10 April 1972  
14 April 1972  
Washington
London
Libya 10 April 1972  
Moscow
19 January 1982  
Moscow
Ratification
Liechtenstein 30 May 1991  
31 May 1991  
6 June 1991  
Washington
Moscow
London
Accession
Accession
Accession
Lithuania 10 February 1998  
London
Accession
Luxembourg 10 April 1972  
10 April 1972  
12 April 1972  
London
Moscow
Washington
23 March 1976  
23 March 1976  
23 March 1976  
London
Moscow
Washington
Ratification
Ratification
Ratification
Madagascar 13 October 1972  
London
7 March 2008  
7 March 2008  
Moscow
Washington
Accession
Accession
Malawi 10 April 1972  
Washington
2 April 2013  
Washington
Ratification
Malaysia 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
6 September 1991 *
6 September 1991 *
26 September 1991 *
London
Moscow
Washington
Ratification
Ratification
Ratification
Maldives 2 August 1993  
Moscow
Accession
Mali 10 April 1972  
Washington
25 November 2002  
Washington
Ratification
Malta 11 September 1972  
London
7 April 1975  
London
Ratification
Marshall Islands 15 November 2012  
Washington
Accession
Mauritius 10 April 1972  
Washington
7 August 1972  
11 January 1973  
15 January 1973  
Washington
London
Moscow
Ratification
Ratification
Accession
Mexico 10 April 1972 *
10 April 1972 *
10 April 1972 *
London
Moscow
Washington
8 April 1974  
8 April 1974 *
8 April 1974  
London
Moscow
Washington
Ratification
Ratification
Ratification
Monaco 30 April 1999  
London
Accession
Mongolia 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
5 September 1972  
14 September 1972  
20 October 1972  
Washington
London
Moscow
Ratification
Ratification
Ratification
Montenegro 3 June 2006 *
Moscow
Succession
Morocco 2 May 1972  
3 May 1972  
5 June 1972  
London
Washington
Moscow
21 March 2002  
London
Ratification
Mozambique 29 March 2011  
London
Accession
Myanmar 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
Nauru 5 March 2013  
Washington
Accession
Nepal 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
Netherlands 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
22 June 1981 *
22 June 1981  
22 June 1981 *
London
Moscow
Washington
Ratification
Ratification
Ratification
New Zealand 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
13 December 1972  
18 December 1972  
10 January 1973  
Washington
London
Moscow
Ratification
Ratification
Ratification
Nicaragua 10 April 1972  
10 April 1972  
London
Washington
7 August 1975  
Washington
Ratification
Niger 21 April 1972  
Washington
23 June 1972  
Washington
Ratification
Nigeria 3 July 1972  
10 July 1972  
6 December 1972  
Moscow
London
Washington
3 July 1973  
9 July 1973  
20 July 1973  
Washington
London
Moscow
Ratification
Ratification
Ratification
Norway 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
1 August 1973  
1 August 1973  
23 August 1973  
London
Washington
Moscow
Ratification
Ratification
Ratification
Oman 31 March 1992  
Washington
Accession
Pakistan 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
25 September 1974  
3 October 1974  
3 October 1974  
Moscow
London
Washington
Ratification
Ratification
Ratification
Palau 20 February 2003  
Washington
Accession
Panama 2 May 1972  
Washington
20 March 1974  
Washington
Ratification
Papua New Guinea 27 October 1980  
13 November 1980  
16 March 1981  
London
Moscow
Washington
Accession
Accession
Accession
Paraguay 9 June 1976  
Washington
Accession
Peru 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
5 June 1985  
5 June 1985  
11 June 1985  
London
Moscow
Washington
Ratification
Ratification
Ratification
Philippines 10 April 1972  
10 April 1972  
21 June 1972  
London
Washington
Moscow
21 May 1973  
Washington
Ratification
Poland 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
25 January 1973  
25 January 1973  
25 January 1973  
London
Moscow
Washington
Ratification
Ratification
Ratification
Portugal 29 June 1972  
Washington
15 May 1975  
15 May 1975  
15 May 1975  
London
Moscow
Washington
Ratification
Accession
Ratification
Qatar 14 November 1972  
London
17 April 1975  
London
Ratification
Republic of Korea 10 April 1972 *
10 April 1972  
London
Washington
25 June 1987  
25 June 1987  
London
Washington
Ratification
Ratification
Republic of Moldova 28 January 2005 *
28 January 2005 *
Moscow
Washington
Accession
Accession
Romania 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
25 July 1979  
26 July 1979  
27 July 1979  
Washington
London
Moscow
Ratification
Ratification
Ratification
Russian Federation 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
26 March 1975  
26 March 1975 *
26 March 1975 *
London
Moscow
Washington
Ratification
Ratification
Ratification
Rwanda 10 April 1972  
10 April 1972  
Moscow
Washington
20 May 1975  
20 May 1975  
20 May 1975  
London
Moscow
Washington
Ratification
Ratification
Ratification
Saint Kitts and Nevis 2 April 1991  
London
Accession
Saint Lucia 26 November 1986  
London
Succession
Saint Vincent and the Grenadines 13 May 1999  
London
Succession
San Marino 12 September 1972  
30 January 1973  
21 March 1973  
Washington
Moscow
London
11 March 1975  
17 March 1975  
27 March 1975  
London
Washington
Moscow
Ratification
Ratification
Ratification
Sao Tome and Principe 24 August 1979  
Moscow
Accession
Saudi Arabia 12 April 1972  
Washington
24 May 1972  
Washington
Ratification
Senegal 10 April 1972  
Washington
26 March 1975  
Washington
Ratification
Serbia 27 April 1992 *
5 June 2001 *
13 June 2001 *
Moscow
Washington
London
Succession
Succession
Succession
Seychelles 11 October 1979  
16 October 1979  
24 October 1979  
London
Washington
Moscow
Accession
Accession
Accession
Sierra Leone 7 November 1972  
24 November 1972  
Washington
London
29 June 1976  
29 June 1976  
29 June 1976  
London
Moscow
Washington
Ratification
Accession
Ratification
Singapore 19 June 1972  
19 June 1972  
19 June 1972  
London
Moscow
Washington
2 December 1975  
2 December 1975  
2 December 1975  
London
Moscow
Washington
Ratification
Ratification
Ratification
Slovakia 1 January 1993 *
17 May 1993 *
10 June 1993 *
Moscow
London
Washington
Succession
Succession
Succession
Slovenia 7 April 1992  
7 April 1992 *
20 August 1992 *
London
Moscow
Washington
Succession
Succession
Succession
Solomon Islands 17 June 1981  
London
Succession
Somalia 3 July 1972  
Moscow
South Africa 10 April 1972  
Washington
3 November 1975  
Washington
Ratification
Spain 10 April 1972  
10 April 1972  
London
Washington
20 June 1979  
20 June 1979  
London
Washington
Ratification
Ratification
Sri Lanka 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
18 November 1976  
18 November 1986  
18 November 1986  
London
Moscow
Washington
Ratification
Ratification
Ratification
Sudan 17 October 2003  
20 October 2003  
7 November 2003  
London
Moscow
Washington
Accession
Accession
Accession
Suriname 6 January 1993  
9 April 1993  
6 January 1996  
Moscow
Washington
London
Accession
Accession
Accession
Swaziland 18 June 1991  
London
Accession
Sweden 27 February 1974  
27 February 1975  
27 February 1975  
Moscow
London
Washington
5 February 1976  
5 February 1976  
5 February 1976  
London
Moscow
Washington
Ratification
Ratification
Ratification
Switzerland 10 April 1972 *
10 April 1972  
10 April 1972 *
London
Moscow
Washington
4 May 1976  
4 May 1976 *
4 May 1976 *
London
Moscow
Washington
Ratification
Ratification
Ratification
Syrian Arab Republic 14 April 1972  
Moscow
Tajikistan 27 June 2005  
Moscow
Accession
Thailand 17 January 1973  
Washington
28 May 1975  
Washington
Ratification
The former Yugoslav Republic of Macedonia 26 December 1996 *
14 March 1997  
23 April 1997 *
Moscow
London
Washington
Succession
Succession
Succession
Timor-Leste 5 May 2003  
Washington
Accession
Togo 10 April 1972  
Washington
10 November 1976  
Washington
Ratification
Tonga 28 September 1976  
London
Accession
Trinidad and Tobago 19 July 2007  
London
Accession
Tunisia 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
18 May 1973  
30 May 1973  
6 June 1973  
Washington
Moscow
London
Ratification
Ratification
Ratification
Turkey 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
25 October 1974  
4 November 1974  
5 November 1974  
Moscow
London
Washington
Ratification
Ratification
Ratification
Turkmenistan 11 January 1996  
8 March 1996  
Moscow
Washington
Accession
Accession
Uganda 12 May 1992  
Washington
Accession
Ukraine 10 April 1972  
Moscow
26 March 1975  
Moscow
Ratification
United Arab Emirates 28 September 1972  
London
19 June 2008  
London
Ratification
United Kingdom of Great Britain and Northern Ireland 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
26 March 1975 *
26 March 1975 *
26 March 1975 *
London
Moscow
Washington
Ratification
Ratification
Ratification
United Republic of Tanzania 16 August 1972  
London
United States of America 10 April 1972  
10 April 1972  
10 April 1972  
London
Moscow
Washington
26 March 1975  
26 March 1975  
26 March 1975  
London
Moscow
Washington
Ratification
Ratification
Ratification
Uruguay 6 April 1981  
Washington
Accession
Uzbekistan 26 January 1996  
Moscow
Accession
Venezuela (Bolivarian Republic of) 10 April 1972  
Washington
18 October 1978 *
18 October 1978  
18 October 1978  
London
Moscow
Washington
Ratification
Ratification
Ratification
Viet Nam 10 April 1972 *
Moscow
20 June 1980  
Moscow
Ratification
Yemen 26 April 1972  
10 May 1972  
Moscow
London
1 June 1979  
Moscow
Ratification
Zambia 15 January 2008  
London
Accession
Zimbabwe 5 November 1990  
London
Accession

* A note, statement, declaration, or reservation, is attached to the signature or depository action. Click on the action date to view the details.

  Glossary of treaty-related terms

Number of Signatory States: 110
Number of States Parties: 168