Welcome to dese.mo.gov. We hope you enjoy the site, and we welcome your feedback.

Core Data and MOSIS – Frequently Asked Questions

(Click on question to see full answer)


Enrollment is derived from students who are reported as Enrolled on the Count Date.  Membership is from students who are Enrolled on the Count Date, as well as in attendance one of the ten prior sc


If a student is in MPP and ECSE, then report Y for MPP and the appropriate IEP disability code.


A NR (non-resident) student is a resident of a district but attending another district.  The attending district reports the student as NR so data will flow back to the resident district.  A RII (re


Core Data / MOSIS FAQ