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KL

Toll-free registration transparency improvements

GA since 9 Mar 2026

Toll-free registration now shows rejection reasons in-app and requires EIN for new submissions.

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klaviyo.com Evidence for GA · 9 Mar 2026
Platform
Klaviyo
Capability
Deliverability & sender infrastructure · Channels
also: Security & certifications
Vendor's name
Toll Free Registration Improvements
First recorded
Record last updated

Record dates describe acquisition and updates, not human review. About corrections.

Lifecycle history 1 state

  1. GA9 Mar 2026
    First recorded 28 Sep 2026 · recorded from the source history · vendor changelog · klaviyo.com ↗ · archived copy, 26 Oct 2026 ↗

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Deliverability & sender infrastructure on other platforms latest first

All Deliverability & sender infrastructure changes →

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