The Institute is composed of two departments:
- A research department with three units:
- Europeanisation of industrial relations; (Unit 1)
- Economic, employment and social policies; (Unit 2)
- Working conditions, health and safety. (Unit 3)
- An education department
Other organisational structures include:
- Communication and Publications
- Documentation center
- Finance & Administration
- Foresight Unit
- IT & technical support
All departments and units are connected to the General Director.