ISAAC is an international membership organization. ISAAC Chapters and non-Chapter countries/regions elect member representatives to serve on the ISAAC Council. The Council guides the organization on matters related to policy and direction of the organization, and advises on the needs and interests of the international membership. The Council elects the Executive Board, which is responsible for the implementation of operational plans and budgets, coordination of programs and direction of the ISAAC International Office.

ISAAC is a registered charitable organization in Canada with CRA registration number:
868222654 RR0001

ISAAC has standing in the United States as a 501 c 3 organization with EIN:
98-0086227