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AADHAR (UIDAI)

Updated on: 14 Jul, 2025 12:38 PM

For establishing unique identification of every single person, UIDAI (Unique Identification authority of India) on behalf of government of India created a centralised database for collecting the biometric and demographic data of residents, and issued a unique 12- digit number known as AADHAR Number. Aadhar is a proof of identity and address, valid for lifetime. It is issued in the form of a letter which is delivered via post to the address mentioned in the application.

Latest Update:

  • Aadhaar OTP is now mandatory to update your email ID or mobile number on the e-filing portal.
  • PAN-Aadhaar must be linked by December 31, 2025 — or your PAN will become inoperative.

Key features of AADHAR-

  • Any individual, irrespective of age and gender who is resident in India can enroll for Aadhar.
  • It is a unique 12-digit identification number.
  • It enables identification of every resident Indian.
  • UIDAI enables universal identity infrastructure that can be used by any ID based application like passport, ration card.
  • Enrollment is free of cost

Benefits of Aadhar card

Following are the most important benefits you would wish to avail, so do have a aadhar card.

  1. No more sending of the physical ITR to CPC, Bangalore.
  2. The only document that is sufficient to open a bank account in Jan Dhan Yojana
  3. LPG subsidy
  4. Storing all the documents on governments server under Digi locker system
  5. Opening a new bank account
  6. Easy and speedy process for getting your DSC ready.
  7. Valid proof of address accepted by SEBI for investing in stock market
  8. If you have aadhar, get your passport in just 10 days.
  9. Valid proof of identity during booking tickets.

How to enroll for Aadhar?

Go to any of the authorised Aadhar enrollment center anywhere in India. At the center fill in your personal details in the form. Your personal details also include your photograph, finger-prints and iris scan. The enrollment application requires proof of identity, proof of address , proof of D.O.B and proof of relationship documents relating to family. Even if a member of family does not have individual documents, still he can enroll on basisi of his family entitlement documents. Once enrolled, a temporary acknowledgment is created and based on that Aadhar number is generated and mailed. The waiting time of aadhar varies from 60-90 days.

PASSWORD TO OPEN YOUR e- AADHAR CARD IS POSTAL CODE OF THE ADDRESS MENTIONED IN APPLICATION.


Nitya Nair

Nitya Nair
Content Lead

With over 8 years of versatile writing experience, Nitya is the content lead at Tax2win. Whether it's simplifying complex tax concepts or exploring the intricacies of financial regulations, her writing not only educates but also empowers readers to make informed decisions. She finds inspiration in the world of books and believes in the transformative power of knowledge.