47 CFR 10.420
§ 10.420 Message elements.
United States · 47 CFR — Telecommunication · Status: effective
Cite this
- Citation
- 47 CFR 10.420, § 10.420 Message elements, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/234285
- Permanent ID
ys:prov:234285@1- SHA-256
acb5e08fc1c7cf47bae52611e4e2fd6717c87e2bef6b8258e271bbc50d00e357
The hash is SHA-256 of this version's text, with every run of whitespace collapsed to a single space and the ends trimmed. The ID always leads back here, and checking it says whether the text you cited is still the current version.
Full text
A WEA Alert Message processed by a Participating CMS Provider shall include five mandatory CAP elements—Event Type; Area Affected; Recommended Action; Expiration Time (with time zone); and Sending Agency. This requirement does not apply to National Alerts.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.