Prep & Trial Seminar

June 18-19, 2020 - Des Moines, Iowa

The 2020 Preparation and Trial of the Property Tax Appeal Seminar is set for June 18-19 in Des Moines, Iowa, on the campus of Drake University at Cartwright Hall. For the first time, the mock trial will feature a case involving a big-box store. Will Shepherd and Peter Korpacz are assisting in adapting the case for the mock trial. Shepherd was the lawyer who argued the original case, and Korpacz was an expert witness.

Seminar Brochure


Seminar registration includes continental breakfasts and lunches both days as well as the seminar proceedings notebook. Early-bird pricing of $500 for members and $700 for nonmembers lasts until May 1. Hotel rooms are available at the AC Hotel East Village.

Online Registration   Paper Registration Form   


At the current time IAAO is continuing to plan for the Prep & Trial Seminar to take place as scheduled. If IAAO cancels the seminar due to Coronavirus travel and meeting restrictions, a full registration refund will be issued to each attendee. IAAO is continuously monitoring the situation, and will communicate any pertinent information if the meeting status changes.  If the meeting is held as planned, requests for refunds received in writing by May 17, 2020 will be honored, less a $50 processing fee.

CLE hours

Attendees will be eligible to receive either CEU or CLE credit. Lawyers interested in obtaining CLE credit must register and note which state they are requesting credit for by April 17. Contact Leann Ritter at with questions regarding CLE approval in your state or regarding the seminar in general.

Scholarships available

The IAAO Scholarship Fund exists for the purpose of promoting ad valorem appraisal professionalism and the Scholarship Fund is available to all IAAO members who need financial assistance to attend IAAO educational activities, including the Prep & Trial Seminar.

The application can be found on the IAAO website under the Resources menu and must be submitted no later than 30 days prior to the event. The maximum award for this seminar is $1,250 per recipient. Contact Ashley Lathrop with questions at

Speaker Resources

Seminar speakers will be able to download the event PowerPoint template for use in preparing materials for the event.

IAAO's Legal Task Force

IAAO’s Legal Task Force supports the mission and commitments of IAAO by offering the unique perspectives of members who are primarily involved or interested in legal issues. The Legal Task Force organizes the annual IAAO Legal Seminar and the Preparation and Trial of the Property Tax Assessment Appeal Seminar. Interested IAAO members are welcome to participate in the activities of the committee.