NULL

Participant	Action	Date of Notification/Deposit	Date of Effect
Antigua and Barbuda	Succession	26/01/1989	01/11/1981
Antigua and Barbuda	Succession	26/12/1988	01/11/1981
Argentina	Ratification	14/11/1986	14/11/1986
Australia	Accession	20/01/1975
Australia	Accession	20/01/1975	20/01/1975
Australia	Accession	20/01/1975	20/01/1975
Australia	Accession	20/01/1975	20/01/1975
Austria	Ratification	10/01/1980	10/01/1980
Belgium	Ratification	13/08/1976	13/08/1976
Belgium	Ratification	13/08/1976	13/08/1976
Benin	Ratification	25/04/1975	25/04/1975
Berlin (West)	Territorial application	04/02/1976
Berlin (West)	Territorial application	18/11/1976
Berlin (West)	Territorial application	17/08/1976
Botswana	Ratification	11/03/1974	11/03/1974
Brazil	Ratification	09/03/1973	09/03/1973
Bulgaria	Ratification	14/05/1973	01/09/1972
Bulgaria	Ratification	14/06/1972	01/09/1972
Bulgaria	Ratification	16/05/1972	01/09/1972
Byelorussian Soviet Socialist Republic	Ratification	27/12/1973	27/12/1973
Canada	Accession	20/02/1975	20/02/1975
Canada	Accession	20/02/1975	20/02/1975
Chile	Accession	01/12/1976	01/12/1976
China	Accession	20/12/1988	20/12/1988
China	Accession	20/12/1988	20/12/1988
Cyprus	Ratification	23/05/1973	15/05/1973
Cyprus	Ratification	15/05/1973	15/05/1973
Czech Republic	Succession	29/09/1993	01/01/1993
Czechoslovakia	Ratification	08/09/1976	08/09/1976
Czechoslovakia	Ratification	09/09/1976	09/09/1976
Denmark	Ratification	01/04/1977	01/04/1977
Denmark	Ratification	01/04/1977	01/04/1977
Dominican Republic	Ratification	23/02/1973	23/02/1973
Ecuador	Ratification	17/08/1972	01/09/1972
European Organisation for the Exploitation of Meteorological Satellites	Accession	29/09/2005	29/09/2005
European Space Agency	Acceptance	23/09/1976	23/09/1976
Federal Republic of Germany	Declaration	25/01/1977
Federal Republic of Germany	Accession	18/12/1975	18/12/1975
Federal Republic of Germany	Accession	18/12/1975	18/12/1975
Fiji	Accession	14/05/1973	04/04/1973
Fiji	Accession	04/05/1973	04/04/1973
Fiji	Accession	04/04/1973	04/04/1973
Finland	Ratification	01/02/1977	01/02/1977
Finland	Ratification	01/02/1977	01/02/1977
France	Declaration	18/11/1976
France	Declaration	13/07/1976
France	Accession	31/12/1975	31/12/1975
France	Accession	31/12/1975	31/12/1975
Gabon	Accession	05/02/1982	05/02/1982
German Democratic Republic	Ratification	30/08/1972	01/09/1972
Greece	Ratification	04/05/1977	04/05/1977
Greece	Ratification	27/04/1977	27/04/1977
Hungary	Declaration	17/08/1976
Hungary	Ratification	27/12/1972	27/12/1972
India	Accession	09/07/1979	09/07/1979
Indonesia	Accession	18/06/1996	18/06/1996
Iran	Ratification	22/02/1974	13/02/1974
Iran	Ratification	21/02/1974	13/02/1974
Iran	Ratification	13/02/1974	13/02/1974
Iraq	Accession	04/10/1972	04/10/1972
Ireland	Ratification	29/06/1972	01/09/1972
Israel	Accession	21/06/1977	21/06/1977
Israel	Accession	23/06/1977	23/06/1977
Japan	Accession	20/06/1983	20/06/1983
Kenya	Accession	25/09/1975	25/09/1975
Kuwait	Ratification	23/11/1972	30/10/1972
Kuwait	Ratification	15/11/1972	30/10/1972
Kuwait	Ratification	30/10/1972	30/10/1972
Laos	Ratification	25/04/1973	20/03/1973
Laos	Ratification	22/03/1973	20/03/1973
Laos	Ratification	20/03/1973	20/03/1973
Lebanon	Ratification	23/05/2006	23/05/2006
Libyan Arab Jamahiriya	Accession	20/04/2010	20/04/2010
Liechtenstein	Accession	09/01/1980	09/01/1980
Luxembourg	Ratification	18/10/1983	18/10/1983
Mali	Ratification	09/06/1972	01/09/1972
Malta	Accession	13/01/1978	13/01/1978
Mexico	Ratification	08/04/1974	08/04/1974
Mongolia	Ratification	20/10/1972	05/09/1972
Mongolia	Ratification	14/09/1972	05/09/1972
Mongolia	Ratification	05/09/1972	05/09/1972
Montenegro	Succession	12/12/2006	03/06/2006
Netherlands	Accession	17/02/1981	17/02/1981
Netherlands	Accession	17/02/1981	17/02/1981
New Zealand	Ratification	30/10/1974	30/10/1974
New Zealand	Ratification	30/10/1974	30/10/1974
Niger	Ratification	01/09/1972	01/09/1972
Nigeria	Accession	29/12/2005	29/12/2005
Pakistan	Ratification	04/03/1973	04/03/1973
Pakistan	Ratification	29/05/1973	04/04/1973
Pakistan	Ratification	10/04/1973	04/04/1973
Pakistan	Ratification	04/04/1973	04/04/1973
Panama	Ratification	05/06/1974	05/06/1974
Papua New Guinea	Succession	27/10/1980	16/09/1975
Poland	Ratification	25/01/1973	25/01/1973
Qatar	Accession	11/01/1974	11/01/1974
Republic of China	Ratification	09/02/1973	09/02/1973
Romania	Ratification	18/03/1980	18/03/1980
Saudi Arabia	Accession	17/12/1976	17/12/1976
Senegal	Ratification	26/03/1975	26/03/1975
Seychelles	Accession	05/01/1978	05/01/1978
Singapore	Ratification	19/08/1975	19/08/1975
Singapore	Ratification	19/08/1975	19/08/1975
Slovakia	Succession	07/04/2006	01/01/1993
Slovenia	Succession	27/05/1992	25/06/1991
Sri Lanka	Accession	03/05/1973	09/04/1973
Sri Lanka	Accession	09/04/1973	09/04/1973
St. Vincent and the Grenadines	Accession	13/05/1999	13/05/1999
Sweden	Accession	15/06/1976	15/06/1976
Sweden	Accession	15/06/1976	15/06/1976
Switzerland	Ratification	22/01/1974	22/01/1974
Togo	Ratification	26/04/1976	26/04/1976
Tunisia	Ratification	06/06/1973	18/05/1973
Tunisia	Ratification	30/05/1973	18/05/1973
Tunisia	Ratification	18/05/1973	18/05/1973
Ukrainian Soviet Socialist Republic	Ratification	16/10/1973	16/10/1973
Union of Soviet Socialist Republics	Declaration	04/02/1976
Union of Soviet Socialist Republics	Ratification	09/10/1973	09/10/1973
United Kingdom of Great Britain and Northern Ireland	Declaration	18/11/1976
United Kingdom of Great Britain and Northern Ireland	Declaration	13/07/1976
United Kingdom of Great Britain and Northern Ireland	Ratification	09/10/1973	09/10/1973
United States of America	Declaration	18/11/1976
United States of America	Declaration	13/07/1976
United States of America	Ratification	09/10/1973	09/10/1973
Uruguay	Accession	07/01/1977	07/01/1977
Venezuela	Ratification	01/08/1978	01/08/1978
Venezuela	Ratification	01/08/1978	01/08/1978
Yugoslavia (Socialist Federal Republic of)	Accession	20/10/1975	20/10/1975
Yugoslavia (Socialist Federal Republic of)	Accession	20/10/1975	20/10/1975
Zambia	Accession	28/08/1973	20/08/1973
Zambia	Accession	21/08/1973	20/08/1973
Zambia	Accession	20/08/1973	20/08/1973