Contracting Parties/Signatories | Signature | Instrument | In Force | Details |
---|---|---|---|---|
Austria | January 4, 1960 | May 3, 1960 | ||
Denmark | January 4, 1960 | May 3, 1960 | ||
Iceland | Accession : December 4, 1969 | March 1, 1970 | ||
Liechtenstein | January 4, 1960 | May 3, 1960 | ||
Norway | January 4, 1960 | May 3, 1960 | ||
Portugal | January 4, 1960 | May 3, 1960 | ||
Sweden | January 4, 1960 | May 3, 1960 | ||
Switzerland | January 4, 1960 | May 3, 1960 | ||
United Kingdom | January 4, 1960 | May 3, 1960 |