IUCN’s six Commissions are comprised of networks of expert volunteers. Entrusted to develop and advance its institutional knowledge, experience and objectives, they form IUCN’s principal sources of guidance on conservation knowledge, policy and technical advice, and are implementers of the global programme in partnership with the IUCN Secretariat and Membership.

• Education & Communication (CEC)  
• Environmental, Economic & Social Policy (CEESP)  
• Environmental Law (CEL)  
• Ecosystem Management (CEM)  
• Species Survival (SSC)  
• World Commission on Protected Areas (WCPA)