47 CFR 9.16(b)(1) requires an MLTS to be installed and configured so a user can directly initiate a 911 call from any station without dialing an additional digit, code, prefix or post-fix.

Checked 2026-09-25

Vendor
FCC
Product
Multi-line telephone systems
Subsystem
Kari's Law direct dialing
Deployment
on-premises, multi-tenant, hybrid
Region
us
Release range
current as of 2026-09-25
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). E911 test calls and validation: source note e911-testing-procedures-cfr-direct-dial. WarmTransfer. https://warmtransfer.net/knowledge/claims/e911-testing-procedures-cfr-direct-dial

BibTeX

@misc{warmtransfer-claim-e911-testing-procedures-cfr-direct-dial,
  title  = {E911 test calls and validation: source note e911-testing-procedures-cfr-direct-dial},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/e911-testing-procedures-cfr-direct-dial},
  note   = {Source note e911-testing-procedures-cfr-direct-dial, checked 2026-09-25}
}

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