Source note · ALI databases and MSAG address validation
In an NG9-1-1 i3 environment, the authoritative check on a civic address moves from tabular MSAG range matching to LVF validation against authoritative GIS data, while legacy E9-1-1 continues to depend on the MSAG.
inferred · Checked 2026-10-14
- Vendor
- not restricted
- Product
- not restricted
- Subsystem
- NG9-1-1 transition
- Deployment
- ng911, legacy-e911
- Region
- us
- Release range
- current as of 2026-10-14
- Status
- inferred
- Checked
- 2026-10-14
Sources
- LVF (Location Validation Function) — NENA (National Emergency Number Association) · tier 1 standards and regulators · LVF (Location Validation Function), definition; read together with MSAG (Master Street Address Guide), definition
Cite this note
APA
WarmTransfer. (2026, October 14). ALI databases and MSAG address validation: source note ali-msag-location-provisioning-ng911-gis-replaces. WarmTransfer. https://warmtransfer.net/knowledge/claims/ali-msag-location-provisioning-ng911-gis-replaces
BibTeX
@misc{warmtransfer-claim-ali-msag-location-provisioning-ng911-gis-replaces,
title = {ALI databases and MSAG address validation: source note ali-msag-location-provisioning-ng911-gis-replaces},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/ali-msag-location-provisioning-ng911-gis-replaces},
note = {Source note ali-msag-location-provisioning-ng911-gis-replaces, checked 2026-10-14}
}