The common catalogue contains the data of the catalogues of the following Federal Public Services (FPS) and Federal Scientific Institutions:
- Interior
- Foreign Affairs
- Belgian Health Care Knowledge Centre
- Defence
- Economy
- Cinematheque
- Finances
- Justice
- Royal Library
- Artistic Heritage
- Agriculture
- Art and History
- Fine Arts
- Central Africa
- Natural Sciences
- Musical Instruments
- War and Contemporary Society
- Staff and Organisation
- Botanic Garden
- National Archives
- Social Security
- Public Health
- Employment, Labour and Social Dialogue
- Belgian Parliament
- NISII