---
title: "Enhanced NIN Verification"
method: POST
path: "/api/v1/merchant/nin/enhanced"
tags: ["Identity Verification"]
---

# Enhanced NIN Verification

`POST /api/v1/merchant/nin/enhanced`

Verify a NIN and retrieve enriched identity information such as names, gender, birth date, photo, and telephone number tied to the NIN.

## Headers

- `api-key` string, required
- `api-secret` string, required
- `Content-Type` 'application/json', required

## Request body

- EnhancedNinVerificationRequest
  - `nin` string, required — Customer NIN

## Response `200`

Enhanced NIN verification response

- EnhancedNinVerificationResponse
  - `success` boolean, required — Whether the request completed successfully
  - `message` string, required — Response message
  - `data` EnhancedNinVerificationData, required
    - `nin` string, required — Verified NIN
    - `first_name` string, required — Customer first name
    - `middle_name` string, required — Customer middle name
    - `surname` string, required — Customer surname
    - `gender` string, required — Customer gender
    - `birth_date` string, required — Customer birth date
    - `photo` string, required — Customer photo returned by the provider
    - `telephone_no` string, required — Telephone number linked to the NIN
    - `error_message` string, required — Provider-level error message when applicable
  - `charges` VerificationCharges, required
    - `charged` boolean, required — Whether the verification request was billed
    - `charged_amount` string, required — Amount charged for the verification request

## Other responses

- `402` — Verification could not be processed because the wallet balance is insufficient

---

[API](https://skmtc.net/payvessel/apis/payvessel-value-added-services-api.md) · [All operations](https://skmtc.net/payvessel/apis/payvessel-value-added-services-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/payvessel/payvessel-value-added-services-api/revisions/31040a9358ef/schema)