| Contracting Parties/Signatories | Signature | Instrument | In Force | Details |
| Albania | | Accession: January 29, 2013 | | |
| Antigua and Barbuda | August 9, 2011 | | | |
| Austria | May 11, 2011 | | | |
| Belgium | September 20, 2011 | | | Details |
| Benin | October 28, 2011 | | | |
| Brazil | March 6, 2012 | | | |
| Bulgaria | May 11, 2011 | Ratification: December 6, 2012 | | |
| Cape Verde | September 26, 2011 | | | |
| Central African Republic | March 6, 2012 | | | |
| Chad | January 31, 2012 | | | |
| Colombia | March 7, 2011 | | | |
| Cyprus | December 29, 2011 | | | |
| Czech Republic | May 11, 2011 | Ratification: February 13, 2012 | | |
| Denmark | March 7, 2011 | | | |
| European Union (EU) | May 11, 2011 | Approval: March 21, 2013 | | Details |
| Finland | May 11, 2011 | | | |
| France | May 11, 2011 | | | |
| Germany | September 20, 2011 | | | |
| Guinea-Bissau | February 1, 2012 | | | |
| Hungary | May 11, 2011 | | | |
| India | October 11, 2011 | | | |
| Ireland | May 11, 2011 | Ratification: January 14, 2013 | | |
| Italy | June 14, 2011 | | | |
| Japan | March 2, 2012 | | | |
| Latvia | May 11, 2011 | Ratification: November 30, 2011 | | |
| Lithuania | May 11, 2011 | Ratification: December 6, 2012 | | |
| Luxembourg | May 11, 2011 | Ratification: May 14, 2013 | | |
| Madagascar | September 22, 2011 | | | |
| Mauritania | May 18, 2011 | | | |
| Mexico | March 5, 2012 | Ratification: September 26, 2012 | | |
| Mongolia | January 26, 2012 | Ratification: May 21, 2013 | | |
| Montenegro | May 11, 2011 | | | |
| Mozambique | September 26, 2011 | | | |
| Netherlands | March 7, 2011 | | | |
| Nigeria | February 1, 2012 | | | |
| Norway | | Accession: November 1, 2012 | | |
| Panama | May 3, 2011 | | | |
| Peru | May 4, 2011 | | | |
| Poland | September 20, 2011 | | | |
| Portugal | September 20, 2011 | | | |
| Republic of Moldova | January 25, 2012 | | | |
| Romania | May 11, 2011 | | | |
| Senegal | January 26, 2012 | | | |
| Slovakia | January 20, 2012 | | | |
| Slovenia | May 11, 2011 | | | |
| Spain | July 21, 2011 | Ratification: December 4, 2012 | | |
| Sweden | March 7, 2011 | Ratification: October 12, 2012 | | |
| Switzerland | May 11, 2011 | | | |
| Syrian Arab Republic | | Accession: November 5, 2012 | | |
| Thailand | March 6, 2012 | | | |
| Togo | September 27, 2011 | | | |
| Tunisia | May 11, 2011 | | | |
| Ukraine | January 30, 2012 | | | |
| United Kingdom | February 22, 2012 | | | |