# Delete a layer

`DELETE https://evohub.io/api/v1/schedules/{id}/layers/{layerID}`

Part of the [On-Call API](https://docs-dev.evohub.io/oncall.md) reference · operationId `deleteScheduleLayer`.

Deletes a layer and the people on it.

**Permission (API-key scope):** `oncall:schedule:write`.

## Authorization

Any one of:

- `bearerAuth` (oncall:schedule:write)
- `apiKeyHeader` (oncall:schedule:write)

Where:

- `bearerAuth`: HTTP Bearer — An EvoHub API key (`evohub_…`) as a bearer token.
- `apiKeyHeader`: API key in the header `X-API-Key` — An EvoHub API key (`evohub_…`).

## Path parameters

- `id` (string, required, example `5b1c7d2e-8f3a-4b9c-a0d1-e2f3a4b5c6d7`): The schedule's id.
- `layerID` (string, required, example `7c3d9e1f-2a4b-4c6d-8e0f-1a2b3c4d5e6f`): The layer's id. It must belong to the schedule in the path.

## Responses

### 204 — Deleted.

### 401 — No API key was sent, or it is unknown, revoked or expired (`UNAUTHORIZED`).

Content type: `application/json`

Type: `Error`

- `error` (object, required)
  - `code` (string, required): Machine-readable code. Branch on this.
  - `message` (string, required): Human-readable explanation.

### 403 — The key lacks the scope this endpoint needs (`FORBIDDEN`).

Content type: `application/json`

Type: `Error`

- `error` (object, required)
  - `code` (string, required): Machine-readable code. Branch on this.
  - `message` (string, required): Human-readable explanation.

### 404 — No such schedule, or no such layer on it (`NOT_FOUND`).

Content type: `application/json`

Type: `Error`

- `error` (object, required)
  - `code` (string, required): Machine-readable code. Branch on this.
  - `message` (string, required): Human-readable explanation.

### 429 — Too many requests (`RATE_LIMITED`). Wait `Retry-After` seconds.

Headers:

- `Retry-After` (integer): Seconds to wait.

Content type: `application/json`

Type: `Error`

- `error` (object, required)
  - `code` (string, required): Machine-readable code. Branch on this.
  - `message` (string, required): Human-readable explanation.

### 500 — Something went wrong on EvoHub's side (`INTERNAL_ERROR`). Retry later.

Content type: `application/json`

Type: `Error`

- `error` (object, required)
  - `code` (string, required): Machine-readable code. Branch on this.
  - `message` (string, required): Human-readable explanation.

## Example request

```bash
curl -X DELETE 'https://evohub.io/api/v1/schedules/5b1c7d2e-8f3a-4b9c-a0d1-e2f3a4b5c6d7/layers/7c3d9e1f-2a4b-4c6d-8e0f-1a2b3c4d5e6f' \
  -H 'Authorization: Bearer <TOKEN>'
```