Participant	Action	Date of Notification/Deposit	Date of Effect
Afghanistan	Approval of the Statutes and acceptance of the obligations of membership	08/05/1973	02/01/1975
Albania	Admission to Organisation	08/10/1993	08/10/1993
Algeria	Approval	05/05/1976	05/05/1976
Andorra	Admission to membership	21/10/1995	21/10/1995
Angola	Accession	30/08/1990	30/08/1990
Armenia	Admission to membership	24/10/1997	24/10/1997
Aruba	Admission to membership	01/10/1987	01/10/1987
Australia	Approval	18/09/1979	18/09/1979
Australia	Withdrawal	19/08/2015	19/08/2016
Australia	Approval of the Statutes and acceptance of the obligations of membership	23/09/2004	23/09/2004
Australia	Withdrawal	26/07/1989	26/07/1990
Austria	Approval	22/12/1975	22/12/1975
Azerbaijan	Admission to membership	26/07/2001	29/09/2001
Bahamas	Withdrawal	14/12/1977	14/12/1988
Bahamas	Approval of the Statutes and acceptance of the obligations of membership	24/05/2005	25/11/2005
Bahrain	Withdrawal	01/02/1983	01/02/1984
Bahrain	Admission to membership	29/09/2001	29/09/2001
Bahrain	Accession	31/05/1977	31/05/1977
Bangladesh	Approval of the Statutes and acceptance of the obligations of membership	19/02/1975	19/02/1975
Barbados	Admission to membership	06/02/2015	17/09/2015
Belarus	Admission to membership	09/06/2005	14/06/2005
Belgium	Withdrawal	03/06/1996	03/06/1997
Belgium	Approval	03/08/1976	03/08/1976
Belgium	Adoption of statutes	12/05/1975	12/05/1975
Belgium	Admission to membership	24/10/1997	24/10/1997
Bhutan	Admission to membership	06/03/2003	19/10/2003
Bolivia	Approval of the Statutes and acceptance of the obligations of membership	21/05/1975	21/05/1975
Bosnia and Herzegovina	Admission to Organisation	08/10/1993	08/10/1993
Botswana	Admission to membership	21/10/1995	21/10/1995
Brunei Darussalam	Admission to membership	29/11/2007	29/11/2007
Bulgaria	Approval	21/01/1976	21/01/1976
Cabo Verde	Admission to membership	27/04/2001	29/09/2001
Canada	Withdrawal	12/05/2011	12/05/2012
Canada	Reinstatement	28/01/2000	24/01/2000
Canada	Approval	26/06/1986	26/06/1986
Canada	Withdrawal	30/12/1994	30/12/1995
Central African Republic	Admission to membership	21/10/1995	21/10/1995
Chad	Admission to membership	26/09/1985
China	Admission to membership	05/10/1983	05/10/1983
China (for Hong Kong Special Administrative Region)	Admission to membership	01/10/1999	01/10/1999
Congo	Approval	20/09/1979	20/09/1979
Costa Rica	Approval of the Statutes and acceptance of the obligations of membership	26/03/1982
Costa Rica	Withdrawal	14/07/1987	14/07/1988
Costa Rica	Approval	26/09/1995	26/09/1995
Croatia	Admission to Organisation	08/10/1993	08/10/1993
Cuba	Approval	11/12/1975	11/12/1975
Czech Republic	Succession	11/02/1993	01/01/1993
Czechoslovakia	Approval	09/04/1976	09/04/1976
Democratic People's Republic of Korea	Admission to membership	01/10/1987	01/10/1987
Djibouti	Admission to membership	24/10/1997	24/10/1997
Dominican Republic	Approval	29/04/1975	29/04/1975
Ecuador	Approval of the Statutes and acceptance of the obligations of membership	11/02/1975	11/02/1975
El Salvador	Admission to Organisation	08/10/1993	08/10/1993
El Salvador	Approval of the Statutes and acceptance of the obligations of membership	11/02/1975	11/02/1975
El Salvador	Withdrawal	28/01/1980	28/01/1981
Equatorial Guinea	Admission to membership	21/10/1995	21/10/1995
Eritrea	Admission to membership	21/10/1995	21/10/1995
Ethiopia	Approval of the Statutes and acceptance of the obligations of membership	22/05/1975	22/05/1975
Federal Republic of Germany	Approval	29/01/1976	29/01/1976
Fiji	Admission to membership	24/10/1997	24/10/1997
Finland	Withdrawal	06/04/2001	06/04/2002
Finland	Approval	09/02/1982	09/02/1982
France	Approval	11/12/1981
France	Approval	31/12/1975	31/12/1975
Gambia	Approval of the Statutes and acceptance of the obligations of membership	06/05/1975	06/05/1975
Georgia	Admission to Organisation	08/10/1993	08/10/1993
German Democratic Republic	Approval of the Statutes and acceptance of the obligations of membership	14/04/1975	14/04/1975
Grenada	Withdrawal	09/02/1999	09/02/1999
Grenada	Accession	31/05/1977	31/05/1977
Guatemala	Admission to Organisation	08/10/1993	08/10/1993
Guinea	Accession	17/07/1985	17/07/1985
Guinea-Bissau	Admission to Organisation	04/10/1991	04/10/1991
Honduras	Withdrawal	19/08/1988	19/08/1989
Honduras	Admission to membership	20/09/1979	20/09/1979
Honduras	Admission to membership	29/09/2001	29/09/2001
Hungary	Approval	08/09/1975	08/09/1975
Iraq	Declaration	24/02/1975
Ireland	Adoption of statutes	01/05/1975	01/05/1975
Israel	Amendment	11/05/1975
Israel	Approval of the Statutes and acceptance of the obligations of membership	20/01/1975	20/01/1975
Italy	Approval	02/03/1978	02/03/1978
Jamaica	Approval	24/04/1975	24/04/1975
Japan	Approval	06/07/1978	06/07/1978
Kazakhstan	Admission to Organisation	08/10/1993	08/10/1993
Kuwait	Approval of the Statutes and acceptance of the obligations of membership	03/03/2003	03/03/2003
Kuwait	Approval of the Statutes and acceptance of the obligations of membership	27/08/1975	27/08/1975
Kuwait	Withdrawal	27/11/1997	27/11/1998
Kyrgyzstan	Admission to Organisation	08/10/1993	08/10/1993
Latvia	Admission to membership	01/10/2003	01/01/2005
Latvia	Withdrawal	22/12/2011	22/12/2012
Lesotho	Admission to membership	17/09/1981	17/09/1981
Liberia	Admission to membership	02/08/2011	14/10/2011
Libyan Arab Jamahiriya	Approval	21/04/1977	21/04/1977
Lithuania	Admission to membership	06/10/2003	19/10/2003
Macau	Admission to membership	17/09/1981	17/09/1981
Madagascar	Approval of the Statutes and acceptance of the obligations of membership	22/05/1975	22/05/1975
Madeira Islands	Admission to membership	21/10/1995	21/10/1995
Malaysia	Approval	08/05/1975	08/05/1975
Malaysia	Withdrawal	14/08/1986	14/08/1987
Malaysia	Accession	19/09/1991	19/09/1991
Maldives	Admission to membership	17/09/1981	17/09/1981
Malta	Approval	02/08/1978	02/08/1978
Mauritania	Adoption of statutes	03/05/1975	03/05/1975
Mauritania	Approval	09/07/1976	09/07/1976
Mauritius	Withdrawal of notification	26/04/2017
Mauritius	Withdrawal	17/05/2016	17/05/2017
Monaco	Admission to membership	27/04/2000	01/01/2001
Mongolia	Adoption of statutes	10/04/1975	10/04/1975
Mongolia	Approval	27/03/1990	27/03/1990
Montenegro	Admission to membership	12/07/2006	29/11/2007
Mozambique	Admission to membership	21/10/1995	21/10/1995
Myanmar	Reinstatement	09/05/2012	01/06/2012
Myanmar	Withdrawal	04/09/1998	04/09/1999
Myanmar	Admission to membership	21/10/1995	21/10/1995
Namibia	Admission to membership	24/10/1997	24/10/1997
Netherlands	Approval	10/05/1976
Netherlands	Declaration	08/10/2010	10/10/2010
Netherlands	Termination of application	08/10/2010	10/10/2010
Netherlands	Adoption of statutes	11/04/1975	11/04/1975
Nicaragua	Admission to Organisation	04/10/1991	04/10/1991
Nicaragua	Withdrawal	19/04/1978	19/04/1979
Niger	Approval	20/09/1979	20/09/1979
Norway	Withdrawal	09/10/2014	09/10/2015
Norway	Approval of the Statutes and acceptance of the obligations of membership	22/09/2008	22/09/2008
Oman	Admission to membership	20/01/2004	01/07/2004
Panama	Withdrawal	09/10/1992	09/10/1993
Panama	Approval of the Statutes and acceptance of the obligations of membership	05/08/1996	17/10/1996
Papua New Guinea	Admission to membership	24/01/2005	02/12/2005
Paraguay	Accession	26/06/1992	26/06/1992
Philippines	Withdrawal	08/09/1988	08/09/1989
Philippines	Acceptance of obligations	23/10/1991	23/10/1991
Poland	Approval	10/02/1976	10/02/1976
Portugal	Approval	11/11/1976	11/11/1976
Qatar	Approval of the Statutes and acceptance of the obligations of membership	10/12/2001	01/01/2002
Qatar	Withdrawal	01/02/1985	01/02/1986
Qatar	Accession	31/05/1977	31/05/1977
Republic of Moldova	Admission to Organisation	08/10/1993	08/10/1993
Rwanda	Approval of the Statutes and acceptance of the obligations of membership	06/06/1975	06/06/1975
Samoa	Admission to membership	24/02/2014	17/09/2015
Sao Tome and Principe	Admission to membership	26/09/1985	26/09/1985
Saudi Arabia	Admission to membership	17/06/2002	17/06/2002
Seychelles	Admission to Organisation	04/10/1991	04/10/1991
Singapore	Withdrawal	10/11/1976	10/11/1977
Slovakia	Succession	22/01/1993	01/01/1993
Slovenia	Admission to Organisation	08/10/1993	08/10/1993
South Africa	Acceptance	12/04/1994	12/04/1994
Sudan	Approval	18/04/1975	18/04/1975
Swaziland	Admission to membership	01/10/1999	01/10/1999
Switzerland	Approval	12/01/1976	12/01/1976
Tajikistan	Admission to membership	28/12/2006	29/11/2007
Thailand	Reinstatement	22/05/1996	01/06/1996
Thailand	Withdrawal	20/01/1989	20/01/1990
The former Yugoslav Republic of Macedonia	Admission to membership	21/10/1995	21/10/1995
Timor-Leste	Admission to membership	15/03/2005	02/12/2005
Togo	Approval	16/04/1975	16/04/1975
Trinidad and Tobago	Reinstatement	22/04/2013	22/04/2013
Trinidad and Tobago	Withdrawal	24/12/1976	31/12/1977
Turkmenistan	Admission to Organisation	08/10/1993	08/10/1993
Ukraine	Admission to membership	24/10/1997	24/10/1997
Union of Soviet Socialist Republics	Declaration	03/05/1976
Union of Soviet Socialist Republics	Declaration
Union of Soviet Socialist Republics	Approval	29/12/1975	29/12/1975
United Arab Emirates	Reinstatement	26/04/2013	26/04/2013
United Arab Emirates	Withdrawal	24/10/1997	29/04/1987
United Kingdom of Great Britain and Northern Ireland	Withdrawal
United Kingdom of Great Britain and Northern Ireland	Adoption of statutes	13/05/1975	13/05/1975
United Kingdom of Great Britain and Northern Ireland	Approval of the Statutes and acceptance of the

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