CMS
Pays
| Title | Status | Year of accession | Region |
|---|---|---|---|
| North Macedonia | Contracting Party | 2000 | Europe |
| Norway | Contracting Party | 2008 | Europe |
| Oman | Non-Party Range State | Asia | |
| Poland | Non-Party Range State | Europe | |
| Portugal | Contracting Party | 2004 | Europe |
| Qatar | Non-Party Range State | Asia | |
| Republic of Moldova | Contracting Party | 2001 | Europe |
| Romania | Contracting Party | 2000 | Europe |
| Russian Federation | Non-Party Range State | Europe | |
| Rwanda | Contracting Party | 2014 | Africa |
| San Marino | Non-Party Range State | Europe | |
| Sao Tome and Principe | Non-Party Range State | Africa | |
| Saudi Arabia | Contracting Party | 2023 | Asia |
| Senegal | Contracting Party | 1999 | Africa |
| Serbia | Contracting Party | 2019 | Europe |
| Seychelles | Non-Party Range State | Africa | |
| Sierra Leone | Non-Party Range State | Africa | |
| Slovakia | Contracting Party | 2001 | Europe |
| Slovenia | Contracting Party | 2003 | Europe |
| Somalia | Non-Party Range State | Africa |