SI (Spatial Interface)

From NENA Knowledge Base

SI (Spatial Interface) is a standardized interface between the GIS data and the functional elements that consume GIS data, such as the ECRF, LVF, Mapping Data Service, etc.

Relevant NENA Documents
Note: To find and download the document, copy the document number (like NENA-STA-010) from below and search the NENA Standards and Documents page.


  • NENA-STA-010, NENA i3 Standard for Next Generation 9-1-1
  • NENA-STA-006, NENA Standard for NG9-1-1 GIS Data Model