47 CFR § 64.6301 - Caller ID authentication

Publisher

Legal Information Institute, Cornell Law School (reproducing eCFR)

URL

https://www.law.cornell.edu/cfr/text/47/64.6301

Published

2025-08-19

Updated

unknown

Accessed

2026-10-02

HTTP status

200

License

US federal regulation text is public domain; LII page presentation is LII's; public-domain regulation text; cite by paragraph

Source notes citing this source

• 47 CFR 64.6301(a) required voice service providers to fully implement the STIR/SHAKEN authentication framework in the IP portions of their networks by June 30, 2021. in context
• Under 47 CFR 64.6301(a) a voice service provider must obtain an SPC token from the Secure Telephone Identity Policy Administrator and use it to obtain its STIR/SHAKEN certificate. in context
• 47 CFR 64.6301(a) requires a voice service provider to verify the caller identification information of calls it receives and will terminate. in context
• When a third party performs STIR/SHAKEN signing, the provider with the implementation obligation must keep all attestation-level decisions for itself and document the arrangement in writing. in context
• A provider that uses a third-party authentication service must require the third party to sign calls with the certificate the provider itself obtained, not the third party's certificate. in context

Cite this source record

APA

WarmTransfer. (2025, August 19). 47 CFR § 64.6301 - Caller ID authentication. WarmTransfer. https://warmtransfer.net/knowledge/sources/lii-47-cfr-64-6301

BibTeX

@misc{warmtransfer-lii-47-cfr-64-6301,
  title  = {47 CFR § 64.6301 - Caller ID authentication},
  author = {{WarmTransfer}},
  year   = {2025},
  url    = {https://warmtransfer.net/knowledge/sources/lii-47-cfr-64-6301},
  note   = {Legal Information Institute, Cornell Law School (reproducing eCFR), accessed 2026-10-02}
}