# POST /api/v1/fixed-assets/{asset_id}/dispose

> Dispose asset

- **Tag:** fixed-assets
- **Operation ID:** `dispose_asset_api_v1_fixed_assets__asset_id__dispose_post`

## Description

Dispose of an asset (sell, trade, scrap, etc.).

Records the disposal and calculates any gain or loss on the sale.

## Authentication

Bearer token in `Authorization` header.
Required header: `x-business-id: <business uuid>`.

## Parameters

- `asset_id` (path, string, required)

## Request body

Schema: `DisposeAssetRequest`

- `disposal_date` (string · date · required) — Date of disposal
- `disposal_method` (DisposalMethod · required) → `DisposalMethod` — How the asset was disposed: sold, traded, scrapped, lost, donated
- `disposal_amount` (integer) — Sale/trade proceeds in cents
- `disposal_notes` (string) — Notes about the disposal

## Responses

### 201 — Successful Response

Schema: `DisposalResponse`

- `asset` (FixedAssetResponse · required) → `FixedAssetResponse` — Updated asset record
  - `name` (string · required) — Asset name
  - `description` (string) — Asset description
  - `asset_number` (string) — User-defined asset tracking number
  - `serial_number` (string) — Manufacturer serial number
  - `purchase_date` (string · date · required) — Date the asset was purchased
  - `original_cost` (integer · required) — Purchase cost in cents
  - `salvage_value` (integer) — Estimated salvage value in cents
  - `useful_life_months` (integer) — Expected useful life in months
  - `depreciation_method` (DepreciationMethod) → `DepreciationMethod` — Depreciation calculation method
  - `location` (string) — Physical location of the asset
  - `notes` (string) — Additional notes
  - `id` (string · required) — Asset ID
  - `category_id` (string) — Asset category ID
  - `category_name` (string) — Asset category name
  - `vendor_id` (string) — Vendor ID
  - `in_service_date` (string · date) — Date placed in service
  - `total_expected_units` (integer) — Total expected units (units-of-production method)
  - `units_used_to_date` (integer) — Cumulative units used to date
  - `status` (AssetStatus · required) → `AssetStatus` — Asset lifecycle status: draft, active, fully_depreciated, disposed
  - `disposal_date` (string · date) — Date the asset was disposed
  - `disposal_amount` (integer) — Sale/trade proceeds in cents
  - `disposal_method` (DisposalMethod) — How the asset was disposed
  - `depreciable_amount` (integer · required) — Cost minus salvage value, in cents
  - `accumulated_depreciation` (integer · required) — Total depreciation taken to date, in cents
  - `book_value` (integer · required) — Current book value (cost - accumulated depreciation), in cents
  - `monthly_depreciation_amount` (integer · required) — Monthly depreciation amount, in cents
  - `remaining_life_months` (integer · required) — Remaining useful life in months
  - `created_at` (string · date-time · required) — Record creation timestamp
  - `updated_at` (string · date-time · required) — Last update timestamp
- `gain_loss` (integer · required) — Gain (positive) or loss (negative) on disposal, in cents
- `journal_entry_id` (string) — Journal entry created for the disposal

### 422 — Validation Error

Schema: `HTTPValidationError`

- `detail` (array · ValidationError) → `ValidationError`
  - `loc` (array · string | integer · required)
  - `msg` (string · required)
  - `type` (string · required)
  - `input` (object)
  - `ctx` (object)

## Code samples

### cURL

```bash
curl -X POST 'https://api.ondayzero.com/api/v1/fixed-assets/{asset_id}/dispose' \
  -H 'Authorization: Bearer dz_your_token' \
  -H 'x-business-id: YOUR_BUSINESS_ID' \
  -H 'Content-Type: application/json' \
  -d '{
  "disposal_date": "2026-01-01",
  "disposal_method": "string"
}'
```

### JavaScript

```javascript
const response = await fetch('https://api.ondayzero.com/api/v1/fixed-assets/{asset_id}/dispose', {
  method: 'POST',
  headers: {
    Authorization: 'Bearer dz_your_token',
    'x-business-id': 'YOUR_BUSINESS_ID',
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
  "disposal_date": "2026-01-01",
  "disposal_method": "string"
}),
});
const data = await response.json();
```

### Python

```python
import httpx

headers = {
    "Authorization": "Bearer dz_your_token",
    "x-business-id": "YOUR_BUSINESS_ID",
}

payload = {
  "disposal_date": "2026-01-01",
  "disposal_method": "string"
}

response = httpx.post("https://api.ondayzero.com/api/v1/fixed-assets/{asset_id}/dispose", headers=headers, json=payload)
data = response.json()
```

## See also

- HTML version: https://www.ondayzero.com/docs/reference/fixed-assets/dispose-asset
- OpenAPI slice: https://www.ondayzero.com/docs/reference/fixed-assets/dispose-asset/openapi.json
- Other endpoints in **fixed-assets**: https://www.ondayzero.com/docs/reference/fixed-assets