The purpose of this national summary is to provide a historical look at dispute resolution data and to assist with the identification of trends and changes in the use of the IDEA dispute resolution processes over time. This summary features data for school years ("SY" July 1-June 30) 2011-12 through 2021-22 drawn from CADRE's National Longitudinal Database.

New! Visit CADRE's National DR Data Dashboard! This interactive resource provides users the ability to access this database to compare national and state DR data from 2004 to the present.