# Enhancing Know-Your-Upstream-Provider Requirements and Strengthening STIR/SHAKEN (Call Authentication Trust Anchor; Advanced Methods To Target and Eliminate Unlawful Robocalls)

**Action Urgency Score:** 20/100

| Field | Value |
|---|---|
| Agency | Federal Communications Commission |
| Type | Proposed rule |
| Action | Proposed rule. |
| Published | 2026-07-09 |
| Comments close | 2026-08-10 |
| Significant | No |
| CFR parts | 47 CFR 1, 47 CFR 64 |
| Summary | In this document, the Federal Communications Commission (Commission) proposes steps to strengthen its robocall mitigation framework by enhancing Know-Your-Upstream-Provider (KYUP) requirements, improving oversight of voice service providers by the STIR/SHAKEN Governance Authority, raising caller ID attestation standards, and closing implementation gaps in STIR/SHAKEN implementation. Specifically, the Commission proposes establishing baseline KYUP information-collection, compliance review, verification, monitoring, and responsive-action requirements to ensure providers can identify and cut off  |
| Document number | 2026-13874 |

## Why this score


Source: Federal Register API (Office of the Federal Register) (https://www.federalregister.gov/documents/2026/07/09/2026-13874/enhancing-know-your-upstream-provider-requirements-and-strengthening-stirshaken-call-authentication). Last refreshed: 2026-11-04T21:40:49.974Z.
Data from the Federal Register API; the published Federal Register document is authoritative. Informational only, not legal advice.