---
title: What is the DLT Principal Entity ID, and Who Needs to Provide it on SMSGatewayCenter?
description: "The **DLT Principal Entity ID** is a required field for Indian customers sending SMS in India, as part of compliance with the Telecom Regulatory Authority of India (TRAI) regulations. Here’s what you need to know: ## **What Is the DLT…"
url: "https://www.smsgatewaycenter.com/blog/kb/dlt-entity-id/"
updated: "2025-05-17"
category: Users / Account
---

# What is the DLT Principal Entity ID, and Who Needs to Provide it on SMSGatewayCenter?

The **DLT Principal Entity ID** is a required field for Indian customers sending SMS in India, as part of compliance with the Telecom Regulatory Authority of India (TRAI) regulations. Here’s what you need to know:

## **What Is the DLT Principal Entity ID?**

- The DLT Principal Entity ID is a unique identifier assigned to businesses registered on India’s Distributed Ledger Technology (DLT) platform.
- It’s used to regulate SMS traffic and ensure compliance with TRAI’s anti-spam guidelines.

### **Who Needs to Provide It?**

- This field is mandatory for Indian customers who send SMS within India.
- It does not apply to international customers or those using only WhatsApp services.

### **How to Add It on SMSGatewayCenter**

- **Log In**: Access your SMSGatewayCenter account.
- **Navigate to Profile**: Go to the *Profile* section in your dashboard.
- **Enter DLT ID**: In the *Personal Information* subsection, find the *DLT Principal Entity ID* field and enter your numeric DLT ID.
- **Save Changes**: Click *Save Changes* to update your profile.

#### **Best Practices**

- Ensure your DLT ID is correct to avoid SMS delivery issues.
- Register on the DLT platform if you haven’t already, as it’s mandatory for sending SMS in India.

Providing your DLT Principal Entity ID ensures compliance for [SMS campaigns](https://www.smsgatewaycenter.com) in India on **SMSGatewayCenter**. For assistance, contact our support team.

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