For States

What is NCI-IDD and why does membership matter to my state?

Got 2 minutes? Here is a brief video introduction to National Core Indicators® (NCI-IDD®)

Want something that you can print out and show others? Here is a brief, printable, one-page description of National Core Indicators® (NCI-IDD®)

New states are welcome to join NCI-IDD at any time. At the beginning of each state fiscal year, NASDDDS issues a formal invitation for member states to join NCI-IDD (or to indicate continued participation) for the next survey cycle of data collection. Survey cycles run from July 1 to June 30 of the following calendar year.

For more information, please contact Laura Vegas (, Director of NCI at NASDDDS.

After joining NCI-IDD: What to Know