• Welcome to IAAOWe are the International Association of Assessing Officers and we offer education, technical standards, consulting services, and many other resources to the assessing community.
  • IAAO Election Information2016 Executive Board election information now available.
  • Continuing EducationIAAO courses include a comprehensive curriculum on appraisal procedures and assessment administration offered throughout the world. Our courses, workshops, and forums range in length from one to five days and we also offer a variety of online courses.


Achieve professional goals with IAAO Education & Designations

IAAO fosters innovation and excellence through our internationally recognized designation program, top notch courses, and easily accessible online education. Success has never been more attainable.


Find what you are looking for In the IAAO Library

Looking for an IAAO Resource? Find all of our internationally recognized publications, standards, and periodicals here. Members have full access to the IAAO Library as well as AssessorNET, our member networking tool.

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Event Calendar

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  • June 2 2016
    Preparation and Trial Seminar 06/02/2016 The two-day seminar is for attorneys, assessors, and appraisal personnel who want to be better prepared for appeals that progress to court hearings. Add to Calendar
  • August 28 2016
    82nd Annual Conference On Assessment Administration 08/28/2016 Join IAAO for the 82nd Annual Conference on Assessment Administration in Tampa. The conference provides educational sessions, networking, special events, and exhibits. Add to Calendar
  • September 19 2016
    International Research Symposium 09/19/2016 The 2016 IAAO International Research Symposium will offer an exploration of the intersection of public policy and mass appraisal standards, guidance, and implementation challenges. The focus will be on the exchange of knowledge for continuous improvement of property tax systems. Add to Calendar
  • October 19 2016
    I Can Only Please One Person a Day and Today Ain't Your Day! 10/19/2016 I Can Only Please One Person a Day and Today Ain't Your Day! Presented by: Tim Boncoskey and Kellianne Nagy Add to Calendar