Aadhaar is a 12-digit unique identity number issued to residents of India based on their biometric and demographic data.

It is obtained through a process of de-duplication using fingerprints, iris scans, and photographs. Each Aadhaar number is randomly generated and cannot be duplicated or reassigned.

No, Aadhaar is not compulsory but residents eligible for it can choose to apply as per the Aadhaar Act. Agencies providing services may require Aadhaar for identification purposes.

Yes, fingerprints, iris scans, and photographs can be updated by visiting an Aadhaar enrolment center.

Yes, date of birth can be updated once in Aadhaar by submitting valid proof of date of birth. A second update requires an exception approval process.

The information regarding fees for Aadhaar updates can be rewritten as follows:

The applicable fees for updation in Aadhaar are as follows:

1. Mandatory Biometric Update: Free of cost
2. Demographic Update (Any type): Rs. 50/- (Inclusive of GST)
3. Biometric Update: Rs. 100/- (Inclusive of GST)
4. Biometric with Demographic Update: Rs. 100/- (Including taxes)
5. Aadhaar download and color print-out on A4 sheet: Rs. 30/- per Aadhaar (Inclusive of GST)

Please note that when visiting an Aadhaar enrollment center, residents do not have to pay any extra charges for the Aadhaar Enrollment/Correction/Update Form. Additionally, if multiple fields require updating in a single instance, it is considered as one update.

The lost/forgotten Aadhaar number can be retrieved online by visiting the following link: https://myaadhaar.uidai.gov.in/retrieve-eid-uid

Process:

• Select your requirement – Aadhaar/EID you want to retrieve
• Enter full name as in Aadhaar, mobile number/email linked with Aadhaar, and Captcha, followed by OTP
• After mobile OTP-based authentication, the Aadhaar number/EID as per request will be sent through SMS to the linked mobile number.

This service is free of cost.

UIDAI provides multiple options to trace or retrieve your lost/forgotten Aadhaar number, even if your mobile/email ID is not linked with Aadhaar.

Option I: Aadhaar number can be retrieved with the help of an operator at an Aadhaar enrollment center using the “Print Aadhaar” service.

1. The Aadhaar number holder should visit an Aadhaar enrollment center in person.
2. Provide the 28-digit EID (Enrolment ID) available on the acknowledgment slip (14-digit number followed by the date stamp in the yyyy/mm/dd/hh/mm/ss format) as per the Aadhaar generated enrollment.
3. Provide Biometric authentication using a single fingerprint or single iris (RD device).
4. If a match is found, the operator will provide a printout of the e-Aadhaar letter.
5. The operator can charge Rs. 30/- for providing this service.

Option 2: Aadhaar number can be retrieved with the help of an operator at an Aadhaar enrollment center using the “Print Aadhaar” service.

1. The Aadhaar number holder should visit an Aadhaar enrollment center in person.
2. Provide the following mandatory information: Name, gender, district or PIN code as per the Aadhaar generated enrollment.
3. In case the requirement cannot be traced due to the presence of multiple records, additional available demographic details such as year of birth, C/O, State, etc., may also be provided for narrowing the search.
4. Provide Biometric authentication using a single fingerprint or single iris (RD device).
5. If a match is found, the operator will provide a printout of the e-Aadhaar letter.
6. The operator can charge Rs. 30/- for providing this service.

Option 3: Retrieving a Lost/Forgotten Aadhaar number by calling the UIDAI Helpline number 1947

Stage 1:

1. Call 1947 (Toll-free)
2. Provide the demographic details required by the executive, as per your request.
3. If a match is found, the EID will be provided on the call by the executive. This service is free of cost.

Stage 2 (IVRS):

1. Call 1947 again. After selecting the Language option – Key-in option 1 (request status) followed by option 2 (request of Aadhaar enrollment status).
2. Provide the available EID number of the Aadhaar generated enrollment to IVRS.
3. Provide the Date of Birth and PIN code as per the Aadhaar generated enrollment to IVRS.
4. If a match is found, IVRS shall communicate the Aadhaar number. This service is free of cost.

Option I: By visiting an enrollment center

1. Visit an Aadhaar enrollment center in person.
2. Provide your Aadhaar number or the 28-digit EID (Enrolment ID) available on the acknowledgment slip (14-digit number followed by date stamp in the format yyyy/mm/dd/hh/mm/ss) generated during your Aadhaar enrollment.
3. Provide biometric authentication using either a single fingerprint or a single iris scan (RD device).
4. If a match is found, the operator will provide you with a printout of the e-Aadhaar letter.
5. The operator may charge a fee of Rs. 30/- for providing this service.

Option II: Ordering a PVC card service online

Aadhaar holders can opt for the facility to order a PVC (Polyvinyl Chloride) card service available at https://myaadhaar.uidai.gov.in/genricPVC. The applicant needs to enter their 12-digit Aadhaar number or 28-digit EID and a Captcha. This facility is available for Aadhaar holders, regardless of whether their mobile number is linked to their Aadhaar or not. If the mobile number is linked, the Aadhaar holder will be provided with a provision to track the status of their order by providing the AWB (Airway Bill) number.

Yes, one can enrol for Aadhaar from anywhere in India by providing valid proof of identity and address documents.

Yes, original documents need to be brought to the Aadhaar enrolment center for any updates and will be returned after scanning.

Normally, 90% of update requests are completed within 30 days.

There is no restriction on the number of Aadhaars that can be linked to the same mobile number, but residents are advised to register their own number.

The mobile number cannot be updated online. One must visit an Aadhaar center in person to update the mobile number registered with Aadhaar.

Name, address, date of birth, gender, mobile number, email id, fingerprints, iris scans and photograph can be updated in Aadhaar.

For children below 5 years, no biometrics are captured initially.

They must update fingerprints, iris and photo at 5 and 15 years of age.

No, the charges for Aadhaar services like updates, printouts etc. are uniform across all ASKs as prescribed by UIDAI.

Yes, appointments can be rescheduled or canceled by logging into the appointment portal with the same mobile number/email used for booking.

You will need to first correct the date of birth in either Aadhaar or PAN so that they match, in order to successfully link the two.

If issues persist, you may need to contact the Income Tax department.

For linking Aadhaar and PAN, the name, gender and date of birth should ideally match in both documents. Minor mismatches may require an OTP verification.

For major differences in name, you may need to update details in either Aadhaar or PAN databases first before linking.

The Employees’ Provident Fund Organisation (EPFO) has announced that Aadhaar cards will no longer be accepted as valid proof of date of birth. 

In Aadhaar, if you declare your date of birth without documentary evidence, it will be marked as “declared” rather than “verified”.

However, some proof is generally required to update date of birth.

You can visit an Aadhaar enrolment center, provide your Aadhaar number/EID and biometrics, and get a printout of the Aadhaar letter by paying Rs. 30 as fees.

If you were updating your date of birth in Aadhaar for the first time and the request was rejected, you can call the UIDAI helpline 1947 (toll-free) to check the reason for rejection. The executive will guide you on the corrective action required based on the specific reason.

To update your new address in Aadhaar, you need to visit an Aadhaar enrolment/update center with valid proof of your new address document.

The demographic update charge of Rs. 50 (inclusive of taxes) is applicable for address change.

No, updating your registered mobile number in Aadhaar cannot be done online.

You need to visit an Aadhaar Seva Kendra (ASK) or Aadhaar Enrolment/Update Center in person and provide your biometrics to update the mobile number linked to your Aadhaar.

Yes, if your Aadhaar was enrolled as a minor (below 5 years age), you need to update your biometrics (fingerprints, iris scan, photograph) once you attain the ages of 5 and 15 years. This is because children’s biometrics change as they grow up.

An Aadhaar number, once issued, has no expiry date and is valid for life.

However, residents are required to update their biometrics and photograph at a certain schedule to ensure updated records in the UIDAI database.

No, you cannot update details in someone else’s Aadhaar on their behalf. All Aadhaar updates require the concerned individual to be present in person at the enrolment center and provide their own biometrics for authentication.