The UIDAI (Unique Identification Authority of India) has announced that the residents in India can file complaints against issues related to Aadhaar services. Aadhaar cardholders have the right to file complaints against Aadhaar services through the online official website of UIDAI. The Aadhaar cardholders will have the facility to resolve their complaints as early as possible. Aadhaar cardholders should provide their Aadhaar Acknowledgement Slip to complain. Aadhaar acknowledgement Slip/document is a slip/document which is provided by the Aadhaar executive during the process of applying for Aadhaar by the applicant.
The Residents of India can lodge complaints, and investigate about Aadhaar through online method. The resident can check and get information through online method by following the below steps:
Step 1: Go to the official website of UIDAI
Step 2: Under “About UIDAI” click on “Grievances Redressal” and then the resident needs to file a complaint by typing his/her 14 digit enrollment ID and date and time in DD/MM/YYYY format and for hours, minutes and seconds in HH/MM/SS format.
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Step 3: The resident will need to fill name, contact number, email address under the personal details section tab.
Step 4: Fill in the pin code of your area and select the village/town/city you reside under the location tab.
Step 5: Select the type of complaint that you need to fill in the details of your complaint and your remarks.
Step 6: The final step is to type your security code to submit.
Step 7: Your complaint will be filled after you submit.
Residents can lodge Aadhaar related complaints through phone by dialling a toll-free number 1947.
Residents can also file and register their complaints through the e-mail address which is provided by the UIDAI at help@uidai.gov.in
The UIDAI gives options to the users to check the status of complaints which has been filed by individuals. Follow the below-mentioned steps to check the status of complaints:

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Residents can also file their complaints through the post. They can solve their Aadhaar related issues by proper inquiring and get an answer to their Aadhaar related problems/complaints/issues.
Unique Identification Authority Of India
Government of India Bangla Sahib Road,
Behind Kali Mandir, Gole Market,
New Delhi – 110001
Phone: 011 – 23478653
Regional Office Address in Bangalore
UIDAI Technology Centre,
Aadhaar Complex, NTI Layout,
Tata Nagar, Kodigehalli, Bengaluru – 560092
Phone: 080-23099200
UIDAI Regional Office, Bengaluru
Khanija Bhavan, No. 49, 3rd Floor, South Wing Race Course Road, Bengaluru - 01
Phone: 080-22340104
Fax: 080-22340310
UIDAI Regional Office, Chandigarh
SCO 139-141, 3rd and 4th Floor, Sector 17-C, Chandigarh 160017
Contact: 0172-2711947
Fax: 0172-2711717
Email ID: grievancecell.rochd@uidai.net.in
UIDAI Regional Office, Delhi
Ground Floor, Pragati Maidan Metro Station,
Pragati Maidan, New Delhi-110001
Grievance Cell: 011-40851426
Reception: 11-40851426
Fax: 011-40851406
UIDAI Regional Office, Guwahati
Block-V, First Floor, HOUSEFED Complex,
Beltola-Basistha Road, Dispur, Guwahati – 781 006
Reception: 0361-2221819
Fax: 0361-2265125
Email ID: publicgrievance.cell@uidai.net.in
UIDAI Regional Office, Hyderabad
6th Floor, East Block, Swarna Jayanthi Complex,
Beside Matrivanam, Ameerpet Hyderabad-500 038,
Telangana State
Reception: 040-23739269
General Fax: 040-23736662
Grievance: 040-23739266
UIDAI Regional Office, Lucknow
3rd Floor, Uttar Pradesh Samaj Kalyan Nirman Nigam Building,
TC-46/ V, Vibhuti Khand, Gomti Nagar,
Lucknow- 226 010
Enrolment Related – 0522-2304979
SSUP Related – 0522-2304978
Email ID: uidai.lucknow@uidai.net.in
UIDAI Regional Office, Mumbai
7th Floor, MTNL Exchange, GD Somani Marg,
Cuff Parade, Colaba, Mumbai – 400 005
Grievance Cell Contact No: 1947
UIDAI RO Mumbai Contact No: 022-22163492
Email ID: help@uidai.gov.in
UIDAI Regional Office, Ranchi
1st Floor, RIADA Central Office Building,
Namkum Industrial Area, Near STPI Lowadih,
Ranchi – 834 010
Helpdesk Tel.
No: 9031002292
Helpdesk Email ID: ro.helpdesk@uidai.net.in
1. The resident can either get Aadhaar card through online mode by logging on to UIDAI 's official website and thereby select the option “Retrieve lost UID/EID” and they are required to follow the online procedures or the residents can also retrieve their Aadhaar card by visiting nearby Aadhaar Enrollment Centre.
2. The resident should make sure that full name, address and correct mobile number and e-mail ID should be provided at the time of registration of your Aadhaar card both in an online method or offline method.
3. To get an OTP on your registered mobile, it is important to provide a correct mobile number and email address during the process of retrieving your Aadhaar Card through online method.
4. Fill the correct OTP to get your Aadhaar Number on your registered mobile number or e-mail address.
5. The resident can download Aadhaar in a PDF format by providing details like residential address, pin code, etc to the UIDAI 's official website in online method.
Existing Aadhaar cardholders and applicants can submit their request to retrieve their lost Aadhaar (UID) Unique Identity Number or EID(Enrollment ID).
Below are the following steps to be followed to retrieve lost Aadhaar through the online method:
Step 1: Visit the official Website of UIDAI.
Step 2: Click on “Retrieve Lost UID/EID option.
Step 3: You can either choose any of below option that is between “Retrieve Aadhaar Number(UID) or Retrieve Aadhaar Enrollment Number(EID).
Step 4: Fill your full name, mobile number or email address in the Aadhaar Enrollment Form.
Step 5: Enter Captcha Verification for the verification purpose.
Step 6: Click on the 'Send OTP' button.
Step 7: After receiving the OTP from your mobile phone number, enter the same OTP for verification purpose.
Step 8: After the verification process, you will receive the Aadhaar number or Enrollment ID into your registered mobile number or Email ID.
Q. What are the Required Documents to be Provided to Get Lost Aadhaar UID/EID?
A. Documents are not required to get a lost Aadhaar UID/EID. Only your contact details like mobile number or email address that has been registered with Aadhaar during your enrollment process is required.
Q. What is the fee charged for retrieving Aadhaar number?
A. UIDAI official website offers free of cost service for retrieving an Aadhaar number.
Q. Is it possible to use e-Aadhaar everywhere, when it is required for availing authenticated services?
A. Yes, we can use e-Aadhaar as a valid document for availing authenticated services.
Q. How to unlock the e-Aadhaar card?
A. To unlock e-Aadhaar card you have to use the password. The password used will be a combination of your name and your date of birth. The first 4 characters of the password will be your name and the next will be your year of birth. For example, Name: GOKUL SHARMA, Year of Birth: 1980. Then the password will be GOKU1980.