## Delete a backlog

`DELETE /v1/scrum/backlogs/:id`

Deletes a Scrum project backlog. A deleted backlog cannot be restored through the API — create a new one if needed.

## Parameters

| Parameter | Type | Required | Description |
|----------|-----|:-----:|---------|
| `id` (path) | number | yes | Backlog ID, not the group ID. Where to get it — [Scrum backlogs](/docs/scrum/backlogs) |

## Examples

### curl — personal key

```bash
curl -X DELETE https://vibecode.bitrix24.com/v1/scrum/backlogs/43 \
  -H "X-Api-Key: YOUR_API_KEY"
```

### curl — OAuth application

```bash
curl -X DELETE https://vibecode.bitrix24.com/v1/scrum/backlogs/43 \
  -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/scrum/backlogs/43', {
  method: 'DELETE',
  headers: { 'X-Api-Key': 'YOUR_API_KEY' },
})

const { success } = await res.json()
console.log('Deleted:', success)
```

### JavaScript — OAuth application

```javascript
const res = await fetch('https://vibecode.bitrix24.com/v1/scrum/backlogs/43', {
  method: 'DELETE',
  headers: {
    'X-Api-Key': 'YOUR_APP_KEY',
    'Authorization': 'Bearer USER_SESSION_TOKEN',
  },
})

const { success } = await res.json()
console.log('Deleted:', success)
```

## Response fields

| Field | Type | Description |
|------|-----|---------|
| `success` | boolean | `true` on successful deletion, HTTP status `200` |
| `data` | array | Empty array |

## Response example

```json
{
  "success": true,
  "data": []
}
```

## Error response example

404 — no backlog with this ID exists, including on repeated deletion:

```json
{
  "success": false,
  "error": {
    "code": "ENTITY_NOT_FOUND",
    "message": "Backlog not found"
  }
}
```

## Errors

| HTTP | Code | Description |
|------|-----|---------|
| 400 | `INVALID_PARAMS` | `id` is not a positive integer |
| 404 | `ENTITY_NOT_FOUND` | No backlog with this `id` exists |
| 403 | `SCOPE_DENIED` | The key lacks the `task` scope |
| 403 | `WRITE_BLOCKED_READONLY_KEY` | The key is read-only |
| 401 | `TOKEN_MISSING` | The key has no configured tokens |

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

## See also

- [Create a backlog](/docs/scrum/backlogs/create)
- [Update a backlog](/docs/scrum/backlogs/update)
- [Scrum backlogs](/docs/scrum/backlogs)