---
title: How long does DLT Sender ID approval take?
description: "Sender ID (Header) approval for **DLT SMS** typically takes 60 minutes on portals like Airtel or Jio, though discrepancies may delay notification to 72 hours. After submission in the \"SMS Headers\" section, wait for confirmation, then add it to your…"
url: "https://www.smsgatewaycenter.com/blog/kb/how-long-does-dlt-sender-id-approval-take/"
updated: "2025-02-26"
category: Bulk SMS / DLT
---

# How long does DLT Sender ID approval take?

Sender ID (Header) approval for **DLT SMS** typically takes 60 minutes on portals like Airtel or Jio, though discrepancies may delay notification to 72 hours. After submission in the "SMS Headers" section, wait for confirmation, then add it to your SMSGatewayCenter **SMS gateway** at https://unify.smsgateway.center. Speed up compliance by preparing accurate details—see the process at [smsgatewaycenter.com/dlt-sms/](https://www.smsgatewaycenter.com/dlt-sms/).

### More Related Articles

- [Is bulk SMS legal?](https://www.smsgatewaycenter.com/blog/kb/is-bulk-sms-legal/)
- [How to Link SMSGatewayCenter as Telemarketer in Jio True Connect](https://www.smsgatewaycenter.com/blog/kb/how-to-link-smsgatewaycenter-as-telemarketer-in-jio-true-connect/)
- [Adding a Telemarketer in Tata DLT for PE-TM Binding Chain: A Step-by-Step Guide](https://www.smsgatewaycenter.com/blog/kb/add-telemarketer-tata-dlt-pe-tm-chain/)

Found this useful?[Add as Preferred Source on Google](https://www.google.com/preferences/source?q=smsgatewaycenter.com)