IDX (Incident Data eXchange)
A Functional Element that facilitates the exchange of Emergency Incident Data Documents (EIDDs) among other Functional Elements both within and external to an agency. (Previously called "IDE")
See EIDD & IDX FAQ (Frequently Asked Questions)
Relevant NENA Documents
APCO NENA 2.105.1-2017 NG9-1-1 Emergency Incident Data Document (EIDD)