# Call Authentication Trust Anchor
> **Federal Communications Commission** · Final rule; announcement of effective date. · Published 2021-10-20 · Effective 2021-10-20 · 86 FR 58039
## Document
- **Document number:** 2021-22545
- **Category:** other
- **Federal Register citation:** 86 FR 58039
- **CFR reference:** 47 CFR 64
- **Publication date:** 2021-10-20
- **Effective date:** 2021-10-20
- **FCC docket:** WC Docket No. 17-97
## Abstract

In this document, the Commission announces the effective date of an information collection associated with a rule contained in the Commission's Call Authentication Trust Anchor, Second Report and Order (Order). This document is consistent with the Commission's Call Authentication Trust Anchor, Second Report and Order (Order) which stated that the Commission would publish a document in the Federal Register announcing the effective date of that rule.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2021/10/20/2021-22545/call-authentication-trust-anchor)
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