About Us

IAAO is a nonprofit, educational, and research association. It is a professional membership organization of government assessment officials and others interested in the administration of the property tax. IAAO was founded in 1934, and now has a membership of more than 7,000 members worldwide from governmental, business, and academic communities. For additional information, visit the IAAO website.

Vision Statement

IAAO will be the global leader and preeminent source of standards, professional development and research in property appraisal, assessment administration and property tax policy.

Mission Statement

IAAO is a global community of mass appraisal experts who promote excellence in property appraisal, assessment administration and property tax policy through professional development, research and standards.

What is the Research Exchange and what is it not

IAAO Research Exchange is where resources are stored to be widely shared or published among IAAO Members. It is not a common docs forum and is separate from the IAAO Library Catalog. IAAO Members may access the Library catalog for other resources.