## Delete a field

`DELETE /v1/lists/:iblockId/fields/:fieldId`

Deletes a field from a list together with this field's values across all elements. A deleted field cannot be restored through the API — create a new one if needed.

## Parameters

| Parameter | Type | Required | Description |
|----------|-----|:-----:|---------|
| `iblockId` (path) | string | yes | List identifier — numeric `IBLOCK_ID` or symbolic `IBLOCK_CODE`. List of lists: `GET /v1/lists` |
| `fieldId` (path) | string | yes | Field identifier in the form `PROPERTY_<number>` or symbolic code. List of fields: `GET /v1/lists/:iblockId/fields` |
| `iblockTypeId` (query) | string | no | Info block type. Values:<br>`lists` — regular lists, default<br>`lists_socnet` — workgroup lists<br>`bitrix_processes` — service workflows |

## Examples

### curl — personal key

```bash
curl -X DELETE https://vibecode.bitrix24.com/v1/lists/23/fields/PROPERTY_1177 \
  -H "X-Api-Key: YOUR_API_KEY"
```

### curl — OAuth application

```bash
curl -X DELETE https://vibecode.bitrix24.com/v1/lists/23/fields/PROPERTY_1177 \
  -H "X-Api-Key: YOUR_APP_KEY" \
  -H "Authorization: Bearer USER_SESSION_TOKEN"
```

### JavaScript — personal key

```javascript
const res = await fetch('https://vibecode.bitrix24.com/v1/lists/23/fields/PROPERTY_1177', {
  method: 'DELETE',
  headers: { 'X-Api-Key': 'YOUR_API_KEY' },
})
if (res.status === 204) {
  console.log('Field deleted')
}
```

### JavaScript — OAuth application

```javascript
const res = await fetch('https://vibecode.bitrix24.com/v1/lists/23/fields/PROPERTY_1177', {
  method: 'DELETE',
  headers: {
    'X-Api-Key': 'YOUR_APP_KEY',
    'Authorization': 'Bearer USER_SESSION_TOKEN',
  },
})
if (res.status === 204) {
  console.log('Field deleted')
}
```

## Response

On successful deletion an HTTP status `204 No Content` with an empty body is returned. The success indicator is the response code, not the body.

## Response example

```
HTTP/1.1 204 No Content
```

## Error response example

403 — no rights to the list:

```json
{
  "success": false,
  "error": {
    "code": "BITRIX_ACCESS_DENIED",
    "message": "No permission to view and edit the list."
  }
}
```

## Errors

| HTTP | Code | Description |
|------|-----|---------|
| 400 | `INVALID_IBLOCK_TYPE` | `iblockTypeId` is not one of `lists`, `bitrix_processes`, `lists_socnet` |
| 422 | `BITRIX_ERROR` | Bitrix24 rejected the deletion, text in `message` |
| 403 | `BITRIX_ACCESS_DENIED` | No permission to edit the list |
| 403 | `WRITE_BLOCKED_READONLY_KEY` | The key is in read-only mode |
| 403 | `SCOPE_DENIED` | The key lacks the `lists` scope |
| 401 | `TOKEN_MISSING` | The key has no configured tokens |
| 409 | `LISTS_MODULE_NOT_ENABLED` | The "Lists" module is not enabled on the portal |

Full list of common API errors — [Errors](/docs/errors).

## See also

- [Create a field](/docs/lists/fields/create)
- [List fields](/docs/lists/fields)