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Mera *Aadhaar#, Meri Pehchaan
Enrolment & Update

Testing & Certification

UIDAI has prescribed mandatory certification for enrolment personnel to ensure adherence to quality aspects. UIDAI has appointed NSE.IT as Testing and Certification Agency (TCA) to conduct online test to assess the individual's ability to carry out fresh enrolments and update existing Information in accordance to UIDAI prescribed standards. Currently certification is available for the following roles:

  • Enrolment Supervisor / Operator
  • Child Enrolment Lite Client Operator

UIDAI has provided the complete Study Material in 3 basic modules – Basic Knowledge of UIDAI & Aadhaar, Demographic Data Entry and Biometric Data Capture in various languages for the convenience of the aspirants interested in becoming Aadhaar Certified Supervisor/Operator. It also includes another important material namely Understanding Update in Aadhaar. Aspirants can download the Study Material and Question Bank to prepare for the Online MCQ based certification exam. Test structure can be referred to understand the marking scheme and passing percentage. For the role of Operator Child Enrolment Lite Client (CELC), UIDAI has provided Study Material in two modules namely, Basic Knowledge of UIDAI & Aadhaar and CELC Manual.

Post preparation, the Aspirants can visit NSE.IT Portal to get details of registration process, city wise Test Centres, Bank Challan details and available dates for scheduling exam. A fee of Rs. 365 has to be deposited through a Bank Challan for fresh registration and Rs. 200 through another Bank Challan for Re-Test at any SBI Bank branch. The certificate to qualified aspirants is issued on the date of online exam at the Examination Centre. Post Certification, if any problem is faced during on-boarding process, candidate can contact UIDAI Technical Support at 080-23099400 or send in their queries at This email address is being protected from spambots. You need JavaScript enabled to view it..

The certificate is a mandatory requirement to perform Aadhaar enrolment.

Important Note:

1. As per UIDAI’s new Testing and Certification Policy "The candidates must schedule their test within 6 months of depositing the fee, failing which, their fee shall be forfeited and they shall not be allowed to appear for the test against that fee."

2.Candidates certified by M/s Sify may request for duplicate certificate from UIDAI by sending a mail with Candidate Name, Certificate Number and Aadhaar number at "This email address is being protected from spambots. You need JavaScript enabled to view it." from e-mail ID registered with Aadhaar. In case e-mail ID is not registered with Aadhaar, kindly visit Aadhaar Enrolment center or update at using mobile number registered with Aadhaar.

3. Candidates certified in Child Enrolment Lite Client will be able to work only on CELC application software. They will not be able to do any other type of enrolment. i.e. on ECMP as Operator/Supervisor. However, candidates certified as Operator/Supervisor will be able to work on both ECMP and CELC. The minimum qualification for Operator CELC is 12th pass. In case of Aaganwadi/Asha workers the minimum qualification for operator CELC is 10th pass.

Test Structure

UIDAI has prepared the test structure in consultation with various stakeholders for the aspirants. It has detailed information about the module wise distribution of questions, maximum marks and passing percentage to qualify for the role of Operator/Supervisor and Operator Child Enrollment Lite Client.

Training Material


Training material is available below for the aspirants to prepare for the Certification Exam and also for the Supervisor / Operator to perform enrollment and updation of existing Aadhaar information.

Study Materials for Enrolment Staff - Supervisor / Operator
Learner Guide
Module 1.

Basic Knowledge of UIDAI and Aadhaar

Understanding Update in Aadhaar

Aadhaar Training Simulator


Aadhaar Enrolment Client

Text based Question Bank

454 questions

Study Materials for Operator CELC
Learner Guide
Training Video/PPT
Module 1.

Basic Knowledge of UIDAI and Aadhaar

Module 2.

Child Enrolment Lite Client (CELC)

Child Enrolment Client Demo