All Certified Illinois Assessing Officer designation holders are eligible to join. CIAO Candidates must wait until they have received their CIAO to become a member.
Our membership includes CIAOs from across the property assessment profession including county and township assessors, deputy assessors, assessment office staff, property tax attorneys, board of review members, and many more.
CIAO Association members pay $50 biennial dues. The dues are used to support the development of education and training for property assessment professionals, organize social events for Association members, award educational scholarships, and provide for the general needs of the Association.
Benefits of CIAO Association membership include:
Join the CIAO Association for the first time, or renew membership.
2023/2024 dues will be available in November.