The Legal Unit ensures the conformity with the legal rules of all procedures, activities and official documents of the European Institute of Romania. Moreover, the Unit offers legal advice and approves, legally, all specific activities of the European Institute of Romania.
The Human Resources Unit implements the legal provisions in the field of recruitment and selection of personnel, evaluation of personnel performance, drawing up and managing the training programmes of the staff, as well as in the field of managing the employment relationship within the European Institute of Romania.

The Public Procurement Unit ensures the implementation of the legal provisions with regard to public procurement proceedings.

The Finance - Accounting Unit has as a main objective the substantiation and drawing up of the European Institute of Romania draft budget, based on the proposals of the specific departments.
The Economic Unit ensures the recording of the legal and budget commitments, keeps the synthetic and analytical accounts of the assets, makes the preventive financial control, makes the payments according to the approved budgetary provisions, elaborates the financial situations and is responsible for the correct recording of the assets operations.

The Logistics Unit carries out the activities that determine the movement of property under the patrimony of the institute, ensures storage and management of patrimony assets of the European Institute of Romania.
The main activities of the Archive Unit are organizing, ordering and keeping all documents in accordance with the specific legislation.
The role of the IT Unit is to provide computer support and to ensure data and information security within the European Institute of Romania.