| (Source: ILOLEX - 24. 11. 2009) |
| Country | Ratification date | Status |
| Albania | 18:01:2006 | ratified |
| Austria | 04:11:1969 | ratified |
| Barbados | 11:07:1972 | ratified |
| Belgium | 26:11:1959 | ratified |
| Bolivia | 31:01:1977 | ratified |
| Bosnia and Herzegovina | 02:06:1993 | ratified |
| Brazil | 15:06:2009 | ratified |
| Bulgaria | 14:07:2008 | ratified |
| Democratic Republic of the Congo | 03:04:1987 | ratified |
| Costa Rica | 16:03:1972 | ratified |
| Croatia | 08:10:1991 | ratified |
| Cyprus | 03:09:1991 | ratified |
| Czech Republic | 01:01:1993 | ratified |
| Denmark | 15:08:1955 | ratified |
| Ecuador | 25:10:1974 | ratified |
| France | 14:06:1974 | ratified |
| Germany | 21:02:1958 | ratified |
| Greece | 16:06:1955 | ratified |
| Iceland | 20:02:1961 | ratified |
| Ireland | 17:06:1968 | ratified |
| Israel | 16:12:1955 | ratified |
| Italy | 08:06:1956 | ratified |
| Japan | 02:02:1976 | ratified |
| Libyan Arab Jamahiriya | 19:06:1975 | ratified |
| Luxembourg | 31:08:1964 | ratified |
| The former Yugoslav Republic of Macedonia | 17:11:1991 | ratified |
| Mauritania | 15:07:1968 | ratified |
| Mexico | 12:10:1961 | ratified |
| Montenegro | 03:06:2006 | ratified |
| Netherlands | 11:10:1962 | ratified |
| Niger | 09:08:1966 | ratified |
| Norway | 30:09:1954 | ratified |
| Peru | 23:08:1961 | ratified |
| Poland | 03:12:2003 | ratified |
| Portugal | 17:03:1994 | ratified |
| Romania | 15:10:2009 | ratified |
| Senegal | 22:10:1962 | ratified |
| Serbia | 24:11:2000 | ratified |
| Slovakia | 01:01:1993 | ratified |
| Slovenia | 29:05:1992 | ratified |
| Spain | 29:06:1988 | ratified |
| Sweden | 12:08:1953 | ratified |
| Switzerland | 18:10:1977 | ratified |
| Turkey | 29:01:1975 | ratified |
| United Kingdom | 27:04:1954 | ratified |
| Bolivarian Republic of Venezuela | 05:11:1982 | ratified |
| Ratified: 46 | Conditional ratification: 0 | Declared applicable: 0 | Denounced: 0 |
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