Improving Systems, Practices and Outcomes

Early Identification:
Part B, Section 619 Eligibility

Topic editor: Joan Danaher

The IDEA Improvement Act (2004) clarified that states may use, in addition to the Part B disability categories for eligibility determinations, the term "developmental delay" and apply it to the age range 3 through 9, or any subset of that range, including ages 3 through 5.

Early Childhood Technical Assistance Center

  • CB 8040
  • Chapel Hill, NC 27599-8040
  • phone: 919.962.2001
  • fax: 919.966.7463
  • email:

The ECTA Center is a program of the FPG Child Development Institute of the University of North Carolina at Chapel Hill, funded through cooperative agreement number H326P120002 from the Office of Special Education Programs, U.S. Department of Education. Opinions expressed herein do not necessarily represent the Department of Education's position or policy.

  • FPG Child Development Institute
  • IDEAs that Work