Every citizen from the age of 16 years and above and legal residents are eligible to enrol for the NIN. (Arrangements are currently being made to ensure that all persons from birth can be registered and enrolment of biometrics from the age of five (5) can be achieved).The process is the same whether you choose the self-service or you require an assisted service.
There are different ways you can enrol for the NIN:

Self Service Enrolment

Stage 1

Applicant visits NIMC website: http://www.nimc.gov.ng to access the Enrolment Form or walks into an enrolment centre and use the self-service workstation.
Fills the Enrolment Form online and prints a summary sheet with a 2D Barcode and Registration ID number.
At the enrolment centre, the enrolment officer scans barcode to pull up the applicant data or uses the Registration ID Number to pull up the information from the database.

Alternatively,

Applicant walks into an enrolment centre and picks up an enrolment form.
Fills the enrolment form, providing the required demographic information.
Applicant approaches the enrolment officer who collects the completed form and inputs the details into the enrolment portal.


Stage 2: Applicant verifies and confirms the enrolment data on the system.

Stage 3: Applicant has his photograph, finger print captured.

Stage 4: Applicant has his supporting documents scanned.

Stage 5: Enrolment is acknowledged and a slip is generated and given indicating completion of enrolment.

Stage 6: Applicant leaves the enrolment centre.

b) Assisted-Service

Stage 1: Applicant walks into enrolment centre and request for enrolment
assistance.

Stage 2: A support officer assists applicant in picking and filling the enrolment form.

Stage 3. Applicant approaches an enrolment officer who collects the completed form and inputs the details into the enrolment portal.

Stage 4: Applicant verifies and confirms the enrolment data on the system.

Stage 5: Applicant has his photograph, finger print captured.

Stage 6: Applicant has his supporting documents scanned.

Stage 7: Enrolment is acknowledged and a slip is generated and given indicating completion of enrolment.

Stage 8: Applicant leaves the enrolment centre.

c) Mobile-Service

Stage 1: Applicant goes to a mobile enrolment station.

Stage 2: Request an enrolment form and fill it or request a support officer to provide assistance.

Stage 3. Applicant approaches an enrolment officer who collects the completed form and inputs the details into the enrolment portal.

Stage 4: Applicant verifies and confirms the enrolment data on the system.

Stage 5: Applicant has his photograph, finger print captured.

Stage 6: Applicant has his supporting documents scanned.

Stage 7: Enrolment is acknowledged and a slip is generated and given indicating completion of enrolment.

Stage 8: Applicant leaves the enrolment centre.

source http://mylyfstylee..com/2013/08/how-to-enrol-for-national-identity-card.html

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