---
title: "Get customerId by customer regNo"
method: GET
path: "/v3/regNo/{regNo}/id"
tags: ["Get customer information"]
---

# Get customerId by customer regNo

`GET /v3/regNo/{regNo}/id`

This operation will return the customer id related to given customer regNo

## Path parameters

- `regNo` string, required

## Query parameters

- `auditUser` string, required

## Response `200`

Successful retrieval of customer id

- object
  - `id` string — Unique identifier for customer assigned by Enfuce

## Other responses

- `400` — Bad request
- `401` — Unauthorized
- `403` — Forbidden
- `404` — Customer does not exist
- `500` — Internal server error

---

[API](https://skmtc.net/enfuce/apis/transfer-api.md) · [All operations](https://skmtc.net/enfuce/apis/transfer-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/enfuce/transfer-api/revisions/dc4a41118f80/schema)