---
title: "Updates the buy-out cost for the specified target period"
method: PATCH
path: "/v1.0/buy-out-surplus/cost/{tp}"
tags: ["Buy-out and surplus cost info"]
---

# Updates the buy-out cost for the specified target period

`PATCH /v1.0/buy-out-surplus/cost/{tp}`

## Path parameters

- `tp` 'TP5' | 'TP6' | 'TP7' | 'TP8' | 'TP9', required

## Request body

- TargetPeriodBuyOutCostUpdateDTO — The buy-out cost
  - `buyOutCost` integer, required

## Response `204`

No Content

## Other responses

- `400` — Bad Request Error Code | Description FORM1001 | Form validation failed TPR1002 | Target period scheme version is not updatable
- `403` — Forbidden
- `404` — Not Found
- `500` — Internal Server Error

---

[API](https://skmtc.net/beis/apis/api-documentation.md) · [All operations](https://skmtc.net/beis/apis/api-documentation/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/beis/api-documentation/versions/f5f4d893b86b/schema)