---
title: "Delete a custom field"
method: DELETE
path: "/v3/spend/custom-fields/{customFieldId}"
tags: ["custom-fields"]
---

# Delete a custom field

`DELETE /v3/spend/custom-fields/{customFieldId}`

Delete an existing custom field. A deleted custom field cannot be restored. The deleted custom field is not available in the list of custom fields.

## Path parameters

- `customFieldId` string, required — BILL-generated ID or UUID of the custom field

## Headers

- `apiToken` string, nullable — Access token for Spend & Expense API authentication

## Response `200`

Delete a custom field response

## Other responses

- `4XX` — List of errors.
- `5XX` — List of errors.

---

[API](https://skmtc.net/bill/apis/bill-v3-api.md) · [All operations](https://skmtc.net/bill/apis/bill-v3-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/bill/bill-v3-api/revisions/0483350c434e/schema)