Key Differences Between Udyog Aadhaar and Udyam Registration Online
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Key Differences Between Udyog Aadhaar and Udyam Registration Online

In the realm of business registration in India, two terms often pop up: Udyog Aadhaar and Udyam Registration. While they might seem similar, there are important distinctions between the two. Understanding these differences is crucial for entrepreneurs navigating the Indian business landscape. In this blog post, we’ll break down the disparities between Udyog Aadhaar and Udyam Registration in simple terms, ensuring clarity for everyone.

What is Udyog Aadhaar?

Udyog Aadhaar is a twelve-digit identification number provided by the Ministry of Micro, Small and Medium Enterprises (MSME) to small and medium enterprises (SMEs) in India. It replaced the earlier process of obtaining an SSI or MSME registration. Udyog Aadhaar aims to simplify the registration process for SMEs, promoting ease of doing business in India.

Understanding Udyam Registration

On the other hand, Udyam Registration online registration process introduced by the Government of India to replace the Udyog Aadhaar registration. It is a part of the ‘Aatmanirbhar Bharat Abhiyan’ (Self-Reliant India Mission) initiated by the government to empower small businesses. Udyam Registration also provides a unique identification number to SMEs, but with some variations from Udyog Aadhaar.

Key Differences

Let’s delve into the key disparities between Udyog Aadhaar and Udyam Registration:

1. Eligibility Criteria

  • Udyog Aadhaar: Previously, any micro, small, or medium enterprise could obtain Udyog Aadhaar registration, irrespective of its turnover.
  • Udyam Registration: The eligibility criteria for Udyam Registration are based on investment and turnover. Micro, small, and medium enterprises need to fulfill specific financial thresholds to qualify for registration.

2. Registration Process

  • Udyog Aadhaar: The registration process for Udyog Aadhaar was manual and could be done both online and offline.
  • Udyam Registration: Udyam Registration is entirely online, making it more streamlined and convenient for entrepreneurs. It involves filling out a form with necessary details and documents on the Udyam Registration portal.

3. Validity Period

  • Udyog Aadhaar: Once obtained, Udyog Aadhaar registration was valid for a lifetime.
  • Udyam Registration: The validity period for Udyam Registration is based on self-declaration and requires renewal every few years.

4. Registration Fees

  • Udyog Aadhaar: Previously, there were no fees associated with obtaining Udyog Aadhaar registration.
  • Udyam Registration: While the registration process itself is free, there might be nominal fees for updating or modifying details in the future.

Also read:- Forgot udyam registration number

5. Classification Criteria

  • Udyog Aadhaar: Enterprises were classified based on their investment in plant and machinery or equipment.
  • Udyam Registration: Classification under Udyam Registration is determined by both investment in plant and machinery or equipment and turnover.


In conclusion, while both Udyog Aadhaar and Udyam Registration serve the purpose of providing recognition and support to small and medium enterprises in India, they differ in terms of eligibility criteria, registration process, validity period, fees, and classification criteria. Entrepreneurs should carefully consider these differences to choose the appropriate registration method for their businesses. With the right understanding, SMEs can leverage these registrations to avail various benefits and support schemes offered by the government, contributing to the growth of the Indian economy.