Centre for Entrepreneurship, SMEs and Local Development (2 main bodies/groups, 3 total)
Centre for Tax Policy and Administration (2, 21)
Development Co-operation Directorate (1, 9)
Directorate for Education (5, 20)
Directorate for Employment, Labour and Social Affairs (2, 16)
Directorate for Financial and Enterprise Affairs (5, 24)
Directorate for Science, Technology and Industry (6, 24)
Economics Department (2, 5)
Environment Directorate  (2, 26)
 Environment Policy Committee
           Joint Working Party on Agriculture and the Environment
           Joint Working Party on Trade and Environment
           Joint Meetings of Tax and Environment Experts
           Working Party on Global and Structural Policies
                     Working Group on Economic Aspects of Biodiversity
           Working Party on National Environmental Policies
                     Working Group on Waste Prevention and Recycling
                     Working Group on Transport
           Working Party on Environmental Performance
                     Working Group on Environmental Information and Outlooks
           Working Party on Chemicals, Pesticides and Biotechnology
                     Working Group of National Co-ordinators of the Test Guidelines Programme (WNT)
                     Working Group on Good Laboratory Practice
                     Working Group on Pesticides
                     Working Group on the Harmonisation of Regulatory Oversight in Biotechnology
                     Task Force for the Safety of Novel Foods and Feeds
                     Working Group on Chemical Accidents
                     Task Force on Pollutant Release and Transfer Registers
 Chemicals Committee
           Working Party on Manufactured Nanomaterials
           Task Force on Existing Chemicals
           Task Force on New Chemicals
           Task Force on Harmonisation of Classification and Labelling
           Task Force on Environmental Exposure Assessment
           Task Force on Biocides
General Secretariat (2, 23)
Inter-organisation Study Section on Salaries and Prices (1, 1)
International Energy Agency (1, 14)
International Transport Forum  (1, 2)
OECD Nuclear Energy Agency (1, 36)
Public Governance and Territorial Development Directorate (3, 16)
Sahel and West Africa Club (1, 1)
Statistics Directorate (1, 4)
Trade and Agriculture Directorate (4, 25)
Transport (1, 1)