ITER's work is supervised by the ITER Council, which has the authority to appoint senior staff, amend regulations, decide on budgeting issues, and allow additional states or organizations to participate in ITER.
Activitatea ITER este supravegheată de Consiliul ITER, care are autoritatea de a numi stafful major, a amenda regulamentul, a decide bugetul și a admite noi state sau organizații să participe la ITER.