You are here:
Home Search
International Opium Convention
PartiesTooltip Parties with a link have a reservation.
Party
Signature
RatificationTooltip S=Signature without reservation or requirement of ratification R=Ratification, Acceptance,
Approval or Notification A=Accession Su=Succession NK=Not Known
Entry into force
Renunciation
Termination
Afghanistan
05-05-1944 (A)
Albania
02-03-1925
02-03-1925
Argentina
23-04-1946 (A)
Austria
16-07-1920
16-07-1920
Bahamas
13-08-1975 (Su)
10-07-1973
Belgium
16-06-1914 (R)
14-05-1919
Bolivia
10-01-1920
10-01-1920
Brazil
23-12-1914
10-01-1920
Bulgaria
09-08-1920
09-08-1920
Cambodia
03-10-1951 (Su)
Cameroon
20-11-1961 (Su)
01-01-1960
Central African Republic
04-09-1962 (Su)
13-08-1960
Chile
16-01-1923
18-05-1923
China
23-01-1912
09-02-1914
11-02-1915
Colombia
26-06-1924
30-06-1924
Costa Rica
01-08-1924
29-07-1925
Côte d'Ivoire
08-12-1961 (Su)
07-08-1960
Cuba
08-03-1920
08-03-1920
Cyprus
16-05-1963 (Su)
16-08-1960
Czech Republic
30-12-1993 (Su)
01-01-1993
Czechoslovakia (<01-01-1993)
10-01-1920 (R)
10-01-1920
Democratic Republic of the Congo
31-05-1962 (Su)
30-06-1960
Denmark
10-07-1913
21-10-1921
Dominican Republic
07-06-1923
14-04-1931
Ecuador
25-02-1915
23-08-1923
Egypt
05-06-1942 (A)
El Salvador
19-09-1922
29-05-1931
Estonia
20-04-1923
21-01-1931
Ethiopia
28-12-1948 (A)
Fiji
01-11-1971 (Su)
10-10-1970
Finland
16-05-1922
01-12-1922
France
23-01-1912
10-01-1920 (R)
10-01-1920
Germany
23-01-1912
10-01-1920 (R)
10-01-1920
Ghana
03-04-1958 (Su)
06-03-1957
Greece
30-03-1920
30-03-1920
Guatemala
27-08-1913
10-01-1920
Haïti
30-06-1920
30-06-1920
Honduras
29-08-1913
03-04-1925
Hungary
26-07-1921
26-07-1921
Indonesia
29-05-1958 (A)
Iran
23-01-1912
Israel
12-05-1952 (A)
Italy
23-01-1912
28-06-1914
10-01-1920
Jamaica
26-12-1963 (Su)
06-08-1962
Japan
23-01-1912
10-01-1920
10-01-1920
Jordan
12-05-1958 (A)
Laos
07-10-1950 (Su)
Latvia
25-03-1924
18-01-1932
Lebanon
24-05-1954 (Su)
26-11-1941
Lesotho
04-11-1974 (Su)
04-10-1966
Liberia
30-06-1920
30-06-1920
Luxembourg
21-08-1922
21-08-1922
Malawi
22-07-1965 (Su)
06-07-1964
Malaysia
21-08-1958 (Su)
31-08-1957
Malta
03-01-1966 (Su)
21-09-1964
Mauritius
18-07-1969 (Su)
12-03-1968
Mexico
02-04-1925
08-05-1925
Monaco
20-02-1925
26-05-1925
Netherlands, the Kingdom of the
23-01-1912
28-07-1914 (R)
11-02-1915
Nicaragua
10-11-1914
03-11-1920
Niger
25-08-1961 (Su)
03-08-1960
Nigeria
26-06-1961 (Su)
01-10-1960
Niue
11-02-1915
Norway
12-11-1914
20-09-1915
Panama
25-11-1920
25-11-1920
Papua New Guinea
28-10-1980 (Su)
16-09-1975
Paraguay
17-03-1943
Peru
10-01-1920
10-01-1920
Philippines
30-09-1959 (Su)
04-07-1946
Poland
10-01-1920
10-01-1920
Portugal
23-01-1912
15-12-1913
08-04-1920
Republic of the Congo
15-10-1962 (Su)
15-08-1960
Romania
14-09-1920
14-09-1920
Russia (< 25-10-1917)
23-01-1912
Rwanda
05-05-1964 (Su)
01-07-1962
Saudi Arabia
19-02-1943 (A)
Senegal
02-05-1963 (Su)
20-08-1960
Serbia
31-07-2002 (Su)
27-04-1992
Sierra Leone
13-03-1962 (Su)
27-04-1961
Slovakia
18-05-1993 (Su)
01-01-1993
Spain
25-01-1919
11-02-1921
Sri Lanka
04-12-1957 (Su)
04-02-1948
Sweden
17-04-1914
13-01-1921
Switzerland
15-01-1925
15-01-1925
Syria
20-01-1954 (Su)
01-01-1944
Thailand
23-01-1912
10-07-1913
10-07-1920
Trinidad and Tobago
11-04-1966 (Su)
31-08-1962
Türkiye
15-09-1933
15-09-1933
15-09-1933
United Kingdom
23-01-1912
15-07-1914
10-01-1920
United States of America
23-01-1912
15-12-1913 (R)
11-02-1915
Uruguay
03-04-1916
10-01-1920
Venezuela
28-10-1913
12-07-1927
Yugoslavia (< 25-06-1991)
10-02-1920
10-02-1920
Zambia
09-04-1973 (Su)
24-10-1964
Go to top
Print
Download XML
Receive notifications