LEMUN 2017 will host the following committees:
- Security Council (SC)
- General Assembly (GA)
- First Committee: Disarmament and International Security (GA1)
- Third Committee: Social, Cultural and Humanitarian (GA3)
- Fourth Committee: Special Political and Decolonisation (GA4)
- Economic and Social Council (ECOSOC)
- Human Rights Council (HRC)
- United Nations Environment Programme (UNEP)
- Special Conference (SpCf)
- World Health Assembly (WHA)
- Governing Body of the International Labour Organisation (ILO)
- European Council (EuCo)
- Crisis Committee (CC) (requires separate registration)
- Historical Committee (HC) (requires separate registration)