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Contracting Parties/Signatories	Signature	Instrument	In Force	Details
Afghanistan	December 7, 1944	Ratification : April 4, 1947	May 4, 1947
Albania		Accession : March 28, 1991	April 27, 1991
Algeria		Accession : May 7, 1963	June 6, 1963
Andorra		Accession : January 26, 2001	February 25, 2001
Angola		Accession : March 11, 1977	April 10, 1977
Antigua and Barbuda		Accession : November 10, 1981	December 10, 1981
Argentina		Accession : June 4, 1946	April 4, 1947
Armenia		Accession : June 18, 1992	July 18, 1992
Australia	December 7, 1944	Ratification : March 1, 1947	April 4, 1947
Austria		Accession : August 27, 1948	September 26, 1948	Details
Azerbaijan		Accession : October 9, 1992	November 8, 1992
Bahamas		Accession : May 27, 1975	June 26, 1975
Bahrain		Accession : August 20, 1971	September 19, 1971
Bangladesh		Accession : December 22, 1972	January 21, 1973
Barbados		Accession : March 21, 1967	April 20, 1967
Belarus		Accession : June 4, 1993	July 4, 1993
Belgium	April 9, 1945	Ratification : May 5, 1947	June 4, 1947
Belize		Accession : December 7, 1990	January 6, 1991
Benin		Accession : May 29, 1961	June 28, 1961	Details
Bhutan		Accession : May 17, 1989	June 16, 1989
Bolivia (Plurinational State of)	December 7, 1944	Ratification : April 4, 1947	May 4, 1947
Bosnia and Herzegovina		Accession : January 13, 1993	February 12, 1993
Botswana		Accession : December 28, 1978	January 27, 1979
Brazil	May 29, 1945	Ratification : July 8, 1946	April 4, 1947
Brunei Darussalam		Accession : December 4, 1984	January 3, 1985
Bulgaria		Accession : June 8, 1967	July 8, 1967
Burkina Faso		Accession : March 21, 1962	April 20, 1962	Details
Burundi		Accession : January 19, 1968	February 18, 1968
Cabo Verde		Accession : August 19, 1976	September 18, 1976
Cambodia		Accession : January 16, 1956	February 15, 1956
Cameroon		Accession : January 15, 1960	February 14, 1960
Canada	December 7, 1944	Ratification : February 13, 1946	April 4, 1947
Central African Republic		Accession : June 28, 1961	July 28, 1961
Chad		Accession : July 3, 1962	August 2, 1962
Chile	December 7, 1944	Ratification : March 11, 1947	April 10, 1947
China	December 7, 1944		February 15, 1974	Details
Colombia	October 31, 1947	Ratification : October 31, 1947	November 30, 1947
Comoros		Accession : January 15, 1985	February 14, 1985
Congo		Accession : April 26, 1962	May 26, 1962
Cook Islands		Accession : August 20, 1986	September 19, 1986
Costa Rica	March 10, 1945	Ratification : May 1, 1958	May 31, 1958
Croatia		Accession : April 9, 1992	May 9, 1992
Cuba	April 20, 1945	Ratification : May 11, 1949	June 10, 1949
Cyprus		Accession : January 17, 1961	February 16, 1961
Czech Republic		Accession : March 4, 1993	April 3, 1993	Details
Côte d'Ivoire		Accession : October 31, 1960	November 30, 1960
Democratic People's Republic of Korea		Accession : August 16, 1977	September 15, 1977
Democratic Republic of the Congo		Accession : July 27, 1961	August 26, 1961	Details
Denmark	December 7, 1944	Ratification : February 28, 1947	April 4, 1947
Djibouti		Accession : June 30, 1978	July 30, 1978
Dominica		Accession : March 14, 2019	April 13, 2019
Dominican Republic	December 7, 1944	Ratification : January 25, 1946	April 4, 1947
Ecuador	December 7, 1944	Ratification : August 20, 1954	September 19, 1954
Egypt	December 7, 1944	Ratification : March 13, 1947	April 12, 1947
El Salvador	May 9, 1945	Ratification : June 11, 1947	July 11, 1947
Equatorial Guinea		Accession : February 22, 1972	March 23, 1972
Eritrea		Accession : September 17, 1993	October 17, 1993
Estonia		Accession : January 24, 1992	February 23, 1992
Eswatini		Accession : February 14, 1973	March 16, 1973
Ethiopia	February 10, 1947	Ratification : March 1, 1947	April 4, 1947
Fiji		Accession : March 5, 1973	April 4, 1973
Finland		Accession : March 30, 1949	April 29, 1949	Details
France	December 7, 1944	Ratification : March 25, 1947	April 24, 1947
Gabon		Accession : January 18, 1962	February 17, 1962
Gambia		Accession : May 13, 1977	June 12, 1977
Georgia		Accession : January 21, 1994	February 20, 1994
Germany		Accession : May 9, 1956	June 8, 1956	Details
Ghana		Accession : May 9, 1957	June 8, 1957
Greece	December 7, 1944	Ratification : March 13, 1947	April 12, 1947
Grenada		Accession : August 31, 1981	September 30, 1981
Guatemala	January 30, 1945	Ratification : April 28, 1947	May 28, 1947	Details
Guinea		Accession : March 27, 1959	April 26, 1959
Guinea-Bissau		Accession : December 15, 1977	January 14, 1978
Guyana		Accession : February 3, 1967	March 5, 1967
Haiti	December 7, 1944	Ratification : March 25, 1948	April 24, 1948
Honduras	December 7, 1944	Ratification : May 7, 1953	June 6, 1953
Hungary		Accession : September 30, 1969	October 30, 1969
Iceland	December 7, 1944	Ratification : March 21, 1947	April 20, 1947
India	December 7, 1944	Ratification : March 1, 1947	April 4, 1947
Indonesia		Accession : April 27, 1950	May 27, 1950
Iran (Islamic Republic of)	December 7, 1944	Ratification : April 19, 1950	May 19, 1950
Iraq	December 7, 1944	Ratification : June 2, 1947	July 2, 1947
Ireland	December 7, 1944	Ratification : October 31, 1946	April 4, 1947
Israel		Accession : May 24, 1949	June 23, 1949
Italy		Accession : October 31, 1947	November 30, 1947	Details
Jamaica		Accession : March 26, 1963	April 25, 1963
Japan		Accession : September 8, 1953	October 8, 1953	Details
Jordan		Accession : March 18, 1947	April 17, 1947
Kazakhstan		Accession : August 21, 1992	September 20, 1992
Kenya		Accession : May 1, 1964	May 31, 1964
Kiribati		Accession : April 14, 1981	May 14, 1981
Kuwait		Accession : May 18, 1960	June 17, 1960
Kyrgyzstan		Accession : February 25, 1993	March 27, 1993
Lao People's Democratic Republic		Accession : June 13, 1955	July 13, 1955
Latvia		Accession : July 13, 1992	August 12, 1992
Lebanon	December 7, 1944	Ratification : September 19, 1949	October 19, 1949
Lesotho		Accession : May 19, 1975	June 18, 1975
Liberia	December 7, 1944	Ratification : February 11, 1947	April 4, 1947
Libya		Accession : January 29, 1953	February 28, 1953
Lithuania		Accession : January 8, 1992	February 7, 1992
Luxembourg	July 9, 1945	Ratification : April 28, 1948	May 28, 1948
Madagascar		Accession : April 14, 1962	May 14, 1962
Malawi		Accession : September 11, 1964	October 11, 1964
Malaysia		Accession : April 7, 1958	May 7, 1958	Details
Maldives		Accession : March 12, 1974	April 11, 1974
Mali		Accession : November 8, 1960	December 8, 1960
Malta		Accession : January 5, 1965	February 4, 1965
Marshall Islands		Accession : March 18, 1988	April 17, 1988
Mauritania		Accession : January 13, 1962	February 12, 1962
Mauritius		Accession : January 30, 1970	March 1, 1970
Mexico	December 7, 1944	Ratification : June 25, 1946	April 4, 1947
Micronesia (Federated States of)		Accession : September 27, 1988	October 27, 1988
Monaco		Accession : January 4, 1980	February 3, 1980
Mongolia		Accession : September 7, 1989	October 7, 1989
Montenegro		Accession : February 12, 2007	March 14, 2007
Morocco		Accession : November 13, 1956	December 13, 1956
Mozambique		Accession : January 5, 1977	February 4, 1977
Myanmar		Accession : July 8, 1948	August 7, 1948
Namibia		Accession : April 30, 1991	May 30, 1991
Nauru		Accession : August 25, 1975	September 24, 1975
Nepal		Accession : June 29, 1960	July 29, 1960
Netherlands (Kingdom of the)	December 7, 1944	Ratification : March 26, 1947	April 25, 1947	Details
New Zealand	December 7, 1944	Ratification : March 7, 1947	April 6, 1947
Nicaragua	December 7, 1944	Ratification : December 28, 1945	April 4, 1947
Niger		Accession : May 29, 1961	June 28, 1961
Nigeria		Accession : November 14, 1960	December 14, 1960
North Macedonia		Accession : December 10, 1992	January 9, 1993
Norway	January 30, 1945	Ratification : May 5, 1947	June 4, 1947
Oman		Accession : January 24, 1973	February 23, 1973
Pakistan		Accession : November 6, 1947	December 6, 1947
Palau		Accession : October 4, 1995	November 3, 1995
Panama		Accession : January 18, 1960	February 17, 1960	Details
Papua New Guinea		Accession : December 15, 1975	January 14, 1976
Paraguay	July 27, 1945	Ratification : January 21, 1946	April 4, 1947
Peru	December 7, 1944	Ratification : April 8, 1946	April 4, 1947
Philippines	December 7, 1944	Ratification : March 1, 1947	April 4, 1947
Poland	December 7, 1944	Ratification : April 6, 1945	April 4, 1947
Portugal	December 7, 1944	Ratification : February 27, 1947	April 4, 1947	Details
Qatar		Accession : September 5, 1971	October 5, 1971
Republic of Korea		Accession : November 11, 1952	December 11, 1952
Republic of Moldova		Accession : June 1, 1992	July 1, 1992
Romania		Accession : April 30, 1965	May 30, 1965
Russian Federation		Accession : October 15, 1970	November 14, 1970	Details
Rwanda		Accession : February 3, 1964	March 4, 1964
Saint Kitts and Nevis		Accession : May 21, 2002	June 20, 2002
Saint Lucia		Accession : November 20, 1979	December 20, 1979
Saint Vincent and the Grenadines		Accession : November 15, 1983	December 15, 1983
Samoa		Accession : November 21, 1996	December 21, 1996
San Marino		Accession : May 13, 1988	June 12, 1988
Sao Tome and Principe		Accession : February 28, 1977	March 30, 1977
Saudi Arabia		Accession : February 19, 1962	March 21, 1962	Details
Senegal		Accession : November 11, 1960	December 11, 1960
Serbia		Accession : December 14, 2000	January 13, 2001	Details
Seychelles		Accession : April 25, 1977	May 25, 1977
Sierra Leone		Accession : November 22, 1961	December 22, 1961
Singapore		Accession : May 20, 1966	June 19, 1966
Slovakia		Accession : March 15, 1993	April 14, 1993	Details
Slovenia		Accession : May 13, 1992	June 12, 1992
Solomon Islands		Accession : April 11, 1985	May 11, 1985
Somalia		Accession : March 2, 1964	April 1, 1964
South Africa	June 4, 1945	Ratification : March 1, 1947	April 4, 1947	Details
South Sudan		Accession : October 11, 2011	November 10, 2011
Spain	December 7, 1944	Ratification : March 5, 1947	April 4, 1947
Sri Lanka		Accession : June 1, 1948	July 1, 1948	Details
Sudan		Accession : June 29, 1956	July 29, 1956
Suriname		Accession : March 5, 1976	April 4, 1976
Sweden	December 7, 1944	Ratification : November 7, 1946	April 4, 1947
Switzerland	July 6, 1945	Ratification : February 6, 1947	April 4, 1947	Details
Syrian Arab Republic	December 7, 1944	Ratification : December 21, 1949	January 20, 1950
Tajikistan		Accession : September 3, 1993	October 3, 1993
Thailand	December 7, 1944	Ratification : April 4, 1947	May 4, 1947
Timor-Leste		Accession : August 4, 2005	September 3, 2005
Togo		Accession : May 18, 1965	June 17, 1965
Tonga		Accession : November 2, 1984	December 2, 1984
Trinidad and Tobago		Accession : March 14, 1963	April 13, 1963
Tunisia		Accession : November 18, 1957	December 18, 1957
Turkmenistan		Accession : March 15, 1993	April 14, 1993
Tuvalu		Accession : October 19, 2017	November 18, 2017
Türkiye	December 7, 1944	Ratification : December 20, 1945	April 4, 1947
Uganda		Accession : April 10, 1967	May 10, 1967
Ukraine		Accession : August 10, 1992	September 9, 1992
United Arab Emirates		Accession : April 25, 1972	May 25, 1972
United Kingdom	December 7, 1944	Ratification : March 1, 1947	April 4, 1947	Details
United Republic of Tanzania		Accession : April 26, 1964	May 26, 1964	Details
United States of America	December 7, 1944	Ratification : August 9, 1946	April 4, 1947
Uruguay	December 7, 1944	Ratification : January 14, 1954	February 13, 1954
Uzbekistan		Accession : October 13, 1992	November 12, 1992
Vanuatu		Accession : August 17, 1983	September 16, 1983
Venezuela (Bolivarian Republic of)		Accession : April 1, 1947	May 1, 1947
Viet Nam		Accession : March 13, 1980	April 12, 1980	Details
Yemen		Accession : April 17, 1964	May 17, 1964	Details
Zambia		Accession : October 30, 1964	November 29, 1964
Zimbabwe		Accession : February 11, 1981	March 13, 1981

Contracting Parties/Signatories

Signature

Instrument

In Force

Details

Afghanistan

December 7, 1944

Ratification : April 4, 1947

May 4, 1947

Albania

Accession : March 28, 1991

April 27, 1991

Algeria

Accession : May 7, 1963

June 6, 1963

Andorra

Accession : January 26, 2001

February 25, 2001

Angola

Accession : March 11, 1977

April 10, 1977

Antigua and Barbuda

Accession : November 10, 1981

December 10, 1981

Argentina

Accession : June 4, 1946

April 4, 1947

Armenia

Accession : June 18, 1992

July 18, 1992

Australia

December 7, 1944

Ratification : March 1, 1947

April 4, 1947

Austria

Accession : August 27, 1948

September 26, 1948

Details

Azerbaijan

Accession : October 9, 1992

November 8, 1992

Bahamas

Accession : May 27, 1975

June 26, 1975

Bahrain

Accession : August 20, 1971

September 19, 1971

Bangladesh

Accession : December 22, 1972

January 21, 1973

Barbados

Accession : March 21, 1967

April 20, 1967

Belarus

Accession : June 4, 1993

July 4, 1993

Belgium

April 9, 1945

Ratification : May 5, 1947

June 4, 1947

Belize

Accession : December 7, 1990

January 6, 1991

Benin

Accession : May 29, 1961

June 28, 1961

Details

Bhutan

Accession : May 17, 1989

June 16, 1989

Bolivia (Plurinational State of)

December 7, 1944

Ratification : April 4, 1947

May 4, 1947

Bosnia and Herzegovina

Accession : January 13, 1993

February 12, 1993

Botswana

Accession : December 28, 1978

January 27, 1979

Brazil

May 29, 1945

Ratification : July 8, 1946

April 4, 1947

Brunei Darussalam

Accession : December 4, 1984

January 3, 1985

Bulgaria

Accession : June 8, 1967

July 8, 1967

Burkina Faso

Accession : March 21, 1962

April 20, 1962

Details

Burundi

Accession : January 19, 1968

February 18, 1968

Cabo Verde

Accession : August 19, 1976

September 18, 1976

Cambodia

Accession : January 16, 1956

February 15, 1956

Cameroon

Accession : January 15, 1960

February 14, 1960

Canada

December 7, 1944

Ratification : February 13, 1946

April 4, 1947

Central African Republic

Accession : June 28, 1961

July 28, 1961

Chad

Accession : July 3, 1962

August 2, 1962

Chile

December 7, 1944

Ratification : March 11, 1947

April 10, 1947

China

December 7, 1944

February 15, 1974

Details

Colombia

October 31, 1947

Ratification : October 31, 1947

November 30, 1947

Comoros

Accession : January 15, 1985

February 14, 1985

Congo

Accession : April 26, 1962

May 26, 1962

Cook Islands

Accession : August 20, 1986

September 19, 1986

Costa Rica

March 10, 1945

Ratification : May 1, 1958

May 31, 1958

Croatia

Accession : April 9, 1992

May 9, 1992

Cuba

April 20, 1945

Ratification : May 11, 1949

June 10, 1949

Cyprus

Accession : January 17, 1961

February 16, 1961

Czech Republic

Accession : March 4, 1993

April 3, 1993

Details

Côte d'Ivoire

Accession : October 31, 1960

November 30, 1960

Democratic People's Republic of Korea

Accession : August 16, 1977

September 15, 1977

Democratic Republic of the Congo

Accession : July 27, 1961

August 26, 1961

Details

Denmark

December 7, 1944

Ratification : February 28, 1947

April 4, 1947

Djibouti

Accession : June 30, 1978

July 30, 1978

Dominica

Accession : March 14, 2019

April 13, 2019

Dominican Republic

December 7, 1944

Ratification : January 25, 1946

April 4, 1947

Ecuador

December 7, 1944

Ratification : August 20, 1954

September 19, 1954

Egypt

December 7, 1944

Ratification : March 13, 1947

April 12, 1947

El Salvador

May 9, 1945

Ratification : June 11, 1947

July 11, 1947

Equatorial Guinea

Accession : February 22, 1972

March 23, 1972

Eritrea

Accession : September 17, 1993

October 17, 1993

Estonia

Accession : January 24, 1992

February 23, 1992

Eswatini

Accession : February 14, 1973

March 16, 1973

Ethiopia

February 10, 1947

Ratification : March 1, 1947

April 4, 1947

Fiji

Accession : March 5, 1973

April 4, 1973

Finland

Accession : March 30, 1949

April 29, 1949

Details

France

December 7, 1944

Ratification : March 25, 1947

April 24, 1947

Gabon

Accession : January 18, 1962

February 17, 1962

Gambia

Accession : May 13, 1977

June 12, 1977

Georgia

Accession : January 21, 1994

February 20, 1994

Germany

Accession : May 9, 1956

June 8, 1956

Details

Ghana

Accession : May 9, 1957

June 8, 1957

Greece

December 7, 1944

Ratification : March 13, 1947

April 12, 1947

Grenada

Accession : August 31, 1981

September 30, 1981

Guatemala

January 30, 1945

Ratification : April 28, 1947

May 28, 1947

Details

Guinea

Accession : March 27, 1959

April 26, 1959

Guinea-Bissau

Accession : December 15, 1977

January 14, 1978

Guyana

Accession : February 3, 1967

March 5, 1967

Haiti

December 7, 1944

Ratification : March 25, 1948

April 24, 1948

Honduras

December 7, 1944

Ratification : May 7, 1953

June 6, 1953

Hungary

Accession : September 30, 1969

October 30, 1969

Iceland

December 7, 1944

Ratification : March 21, 1947

April 20, 1947

India

December 7, 1944

Ratification : March 1, 1947

April 4, 1947

Indonesia

Accession : April 27, 1950

May 27, 1950

Iran (Islamic Republic of)

December 7, 1944

Ratification : April 19, 1950

May 19, 1950

Iraq

December 7, 1944

Ratification : June 2, 1947

July 2, 1947

Ireland

December 7, 1944

Ratification : October 31, 1946

April 4, 1947

Israel

Accession : May 24, 1949

June 23, 1949

Italy

Accession : October 31, 1947

November 30, 1947

Details

Jamaica

Accession : March 26, 1963

April 25, 1963

Japan

Accession : September 8, 1953

October 8, 1953

Details

Jordan

Accession : March 18, 1947

April 17, 1947

Kazakhstan

Accession : August 21, 1992

September 20, 1992

Kenya

Accession : May 1, 1964

May 31, 1964

Kiribati

Accession : April 14, 1981

May 14, 1981

Kuwait

Accession : May 18, 1960

June 17, 1960

Kyrgyzstan

Accession : February 25, 1993

March 27, 1993

Lao People's Democratic Republic

Accession : June 13, 1955

July 13, 1955

Latvia

Accession : July 13, 1992

August 12, 1992

Lebanon

December 7, 1944

Ratification : September 19, 1949

October 19, 1949

Lesotho

Accession : May 19, 1975

June 18, 1975

Liberia

December 7, 1944

Ratification : February 11, 1947

April 4, 1947

Libya

Accession : January 29, 1953

February 28, 1953

Lithuania

Accession : January 8, 1992

February 7, 1992

Luxembourg

July 9, 1945

Ratification : April 28, 1948

May 28, 1948

Madagascar

Accession : April 14, 1962

May 14, 1962

Malawi

Accession : September 11, 1964

October 11, 1964

Malaysia

Accession : April 7, 1958

May 7, 1958

Details

Maldives

Accession : March 12, 1974

April 11, 1974

Mali

Accession : November 8, 1960

December 8, 1960

Malta

Accession : January 5, 1965

February 4, 1965

Marshall Islands

Accession : March 18, 1988

April 17, 1988

Mauritania

Accession : January 13, 1962

February 12, 1962

Mauritius

Accession : January 30, 1970

March 1, 1970

Mexico

December 7, 1944

Ratification : June 25, 1946

April 4, 1947

Micronesia (Federated States of)

Accession : September 27, 1988

October 27, 1988

Monaco

Accession : January 4, 1980

February 3, 1980

Mongolia

Accession : September 7, 1989

October 7, 1989

Montenegro

Accession : February 12, 2007

March 14, 2007

Morocco

Accession : November 13, 1956

December 13, 1956

Mozambique

Accession : January 5, 1977

February 4, 1977

Myanmar

Accession : July 8, 1948

August 7, 1948

Namibia

Accession : April 30, 1991

May 30, 1991

Nauru

Accession : August 25, 1975

September 24, 1975

Nepal

Accession : June 29, 1960

July 29, 1960

Netherlands (Kingdom of the)

December 7, 1944

Ratification : March 26, 1947

April 25, 1947

Details

New Zealand

December 7, 1944

Ratification : March 7, 1947

April 6, 1947

Nicaragua

December 7, 1944

Ratification : December 28, 1945

April 4, 1947

Niger

Accession : May 29, 1961

June 28, 1961

Nigeria

Accession : November 14, 1960

December 14, 1960

North Macedonia

Accession : December 10, 1992

January 9, 1993

Norway

January 30, 1945

Ratification : May 5, 1947

June 4, 1947

Oman

Accession : January 24, 1973

February 23, 1973

Pakistan

Accession : November 6, 1947

December 6, 1947

Palau

Accession : October 4, 1995

November 3, 1995

Panama

Accession : January 18, 1960

February 17, 1960

Details

Papua New Guinea

Accession : December 15, 1975

January 14, 1976

Paraguay

July 27, 1945

Ratification : January 21, 1946

April 4, 1947

Peru

December 7, 1944

Ratification : April 8, 1946

April 4, 1947

Philippines

December 7, 1944

Ratification : March 1, 1947

April 4, 1947

Poland

December 7, 1944

Ratification : April 6, 1945

April 4, 1947

Portugal

December 7, 1944

Ratification : February 27, 1947

April 4, 1947

Details

Qatar

Accession : September 5, 1971

October 5, 1971

Republic of Korea

Accession : November 11, 1952

December 11, 1952

Republic of Moldova

Accession : June 1, 1992

July 1, 1992

Romania

Accession : April 30, 1965

May 30, 1965

Russian Federation

Accession : October 15, 1970

November 14, 1970

Details

Rwanda

Accession : February 3, 1964

March 4, 1964

Saint Kitts and Nevis

Accession : May 21, 2002

June 20, 2002

Saint Lucia

Accession : November 20, 1979

December 20, 1979

Saint Vincent and the Grenadines

Accession : November 15, 1983

December 15, 1983

Samoa

Accession : November 21, 1996

December 21, 1996

San Marino

Accession : May 13, 1988

June 12, 1988

Sao Tome and Principe

Accession : February 28, 1977

March 30, 1977

Saudi Arabia

Accession : February 19, 1962

March 21, 1962

Details

Senegal

Accession : November 11, 1960

December 11, 1960

Serbia

Accession : December 14, 2000

January 13, 2001

Details

Seychelles

Accession : April 25, 1977

May 25, 1977

Sierra Leone

Accession : November 22, 1961

December 22, 1961

Singapore

Accession : May 20, 1966

June 19, 1966

Slovakia

Accession : March 15, 1993

April 14, 1993

Details

Slovenia

Accession : May 13, 1992

June 12, 1992

Solomon Islands

Accession : April 11, 1985

May 11, 1985

Somalia

Accession : March 2, 1964

April 1, 1964

South Africa

June 4, 1945

Ratification : March 1, 1947

April 4, 1947

Details

South Sudan

Accession : October 11, 2011

November 10, 2011

Spain

December 7, 1944

Ratification : March 5, 1947

April 4, 1947

Sri Lanka

Accession : June 1, 1948

July 1, 1948

Details

Sudan

Accession : June 29, 1956

July 29, 1956

Suriname

Accession : March 5, 1976

April 4, 1976

Sweden

December 7, 1944

Ratification : November 7, 1946

April 4, 1947

Switzerland

July 6, 1945

Ratification : February 6, 1947

April 4, 1947

Details

Syrian Arab Republic

December 7, 1944

Ratification : December 21, 1949

January 20, 1950

Tajikistan

Accession : September 3, 1993

October 3, 1993

Thailand

December 7, 1944

Ratification : April 4, 1947

May 4, 1947

Timor-Leste

Accession : August 4, 2005

September 3, 2005

Togo

Accession : May 18, 1965

June 17, 1965

Tonga

Accession : November 2, 1984

December 2, 1984

Trinidad and Tobago

Accession : March 14, 1963

April 13, 1963

Tunisia

Accession : November 18, 1957

December 18, 1957

Turkmenistan

Accession : March 15, 1993

April 14, 1993

Tuvalu

Accession : October 19, 2017

November 18, 2017

Türkiye

December 7, 1944

Ratification : December 20, 1945

April 4, 1947

Uganda

Accession : April 10, 1967

May 10, 1967

Ukraine

Accession : August 10, 1992

September 9, 1992

United Arab Emirates

Accession : April 25, 1972

May 25, 1972

United Kingdom

December 7, 1944

Ratification : March 1, 1947

April 4, 1947

Details

United Republic of Tanzania

Accession : April 26, 1964

May 26, 1964

Details

United States of America

December 7, 1944

Ratification : August 9, 1946

April 4, 1947

Uruguay

December 7, 1944

Ratification : January 14, 1954

February 13, 1954

Uzbekistan

Accession : October 13, 1992

November 12, 1992

Vanuatu

Accession : August 17, 1983

September 16, 1983

Venezuela (Bolivarian Republic of)

Accession : April 1, 1947

May 1, 1947

Viet Nam

Accession : March 13, 1980

April 12, 1980

Details

Yemen

Accession : April 17, 1964

May 17, 1964

Details

Zambia

Accession : October 30, 1964

November 29, 1964

Zimbabwe

Accession : February 11, 1981

March 13, 1981

IP Treaties Collection