| Country | Signed | Entered into force | |
|---|---|---|---|
| Azerbaijan | Oct. 1, 2004 | Oct. 1, 2004 | |
| Belgium | Dec. 1, 2000 | Dec. 1, 2000 | |
| Cyprus | April 1, 2015 | April 1, 2015 | |
| Denmark | April 1, 1995 | April 1, 1995 | |
| Faroe Islands | Jan. 1, 2007 | Jan. 1, 2007 | |
| Finland | April 1, 1995 | April 1, 1995 | |
| France | Sept. 1, 2005 | Sept. 1, 2005 | |
| Germany | Aug. 28, 2015 | Aug. 28, 2015 | |
| Georgia | June 1, 2011 | June 1, 2011 | |
| Greece | Sept. 1, 2013 | Sept. 1, 2013 | |
| Greenland | April 1, 1995 | April 1, 1995 | |
| Hungary | March 1, 2015 | March 1, 2015 | |
| Iceland | Nov. 1, 1996 | Nov. 1, 1996 | |
| Italy | May 1, 2006 | May 1, 2006 | |
| Japan | Oct. 1, 2013 | Oct. 1, 2013 | |
| South Korea | July 1, 2012 | July 1, 2012 | |
| Lithuania | June 1, 2014 | June 1, 2014 | |
| Luxembourg | Nov. 1, 2014 | Nov. 1, 2014 | |
| Mexico | Sept. 1, 2012 | Sept. 1, 2012 | |
| Moldova | March 1, 2012 | March 1, 2012 | |
| Netherlands | Feb. 1, 1997 | Feb. 1, 1997 | |
| Norway | April 1, 1995 | April 1, 1995 | |
| Poland | Oct. 1, 1997 | Oct. 1, 1997 | |
| Romania | Nov. 1, 2014 | Nov. 1, 2014 | |
| Slovenia | May 1, 2011 | May 1, 2011 | |
| Spain | Dec. 1, 2010 | Dec. 1, 2010 | |
| Sweden | April 1, 1995 | April 1, 1995 | |
| Ukraine | July 1, 2009 | July 1, 2009 | |
| United Kingdom | May 1, 2008 | May 1, 2008 | |
| United States of America | April 1, 1995 | April 1, 1995 |