Members
| Institution | Country |
|---|---|
| Federal Bureau of Anti-Corruption (BAK) | Austria |
| Federal Ethics Commission | Belgium |
| Commission for Conflict of Interest (Sukobi Interesa) | Croatia |
| Conflicts of Interest and Anti-Corruption Department Ministry of Justice |
Czech Republic |
| Independent Authority Against Corruption (IAAC) | Cyprus |
| High Authority for Transparency in Public Life (HATVP) | France |
| National Transparency Authority (NTA) | Greece |
| Integrity Authority of Hungary | Hungary |
| National Anti-Corruption Authority (ANAC) | Italy |
| Chief Official Ethics Commission | Lithuania |
| Commissioner for Standards in Public Life | Malta |
| Entity for Transparency | Portugal |
| National Integrity Agency – ANI | Romania |
| Commission for the Prevention of Corruption (KPK) | Slovenia |
| Office of Conflicts of Interest Ministry of Finance |
Spain |