---
title: "Declare an item transfer back to customer"
method: POST
path: "/ws/sav/{careFolderId}/item-transfer"
tags: ["Care"]
---

# Declare an item transfer back to customer

`POST /ws/sav/{careFolderId}/item-transfer`

## Request

- Base URL: `https://preprod.backmarket.co.jp`
- URL: `https://preprod.backmarket.co.jp/ws/sav/{careFolderId}/item-transfer`
- Auth: one of:
  - API key in header `Authorization`
  - HTTP basic
- TypeScript: <https://skmtc.dev/backmarket/apis/back-market-api-guidelines/docs/ws/sav/:careFolderId/item-transfer/post.ts> (a function with typed inputs; its response is checked against the schema)

## Rate limiting

This endpoint is rate limited to 292 requests per minute and 500 requests per day.
If you exceed this limit, you will receive a `429` status code.

## Important notes

Care folders with ID below 100,000,000 (Care 1 tickets) are not supported on this endpoint.

## Path parameters

- `careFolderId` integer, required

## Request body

- PostItemTransferCreateRequest
  - `shipperName` string, required: Name of the carrier used for the shipment
  - `trackingNumber` string, required: Tracking id issued by the carrier
  - `action` 'REPAIR' | 'REPLACE' | 'NOTHING': Action taken by the seller

## Response `201`

Success

## Other responses

- `401`: Guest user not allowed
- `403`: Authenticated user not allowed
- `404`: Care folder does not exist
- `422`: Cannot create item transfer: care folders with ID below 100,000,000 are not supported anymore / Cannot create item transfer: shipper name is invalid
- `500`: Shipment registration failed or Internal server error

## Changes

- **2026-09-14** `269de45fa769`: 2 info
  - added the non-success response with the status `401`
  - removed the non-success response with the status `400`
- **2026-08-28** `55219be76af5`: 1 info
  - request property `action` deprecated
- **2026-08-08** `e148c36fefb6`: 1 breaking, 1 warning
  - added the new required request property `trackingNumber`
  - removed the request property `trackingID`

[Operation history](https://skmtc.dev/backmarket/apis/back-market-api-guidelines/changes/ws/sav/:careFolderId/item-transfer/post.md)

---

[API](https://skmtc.dev/backmarket/apis/back-market-api-guidelines.md) - [All operations](https://skmtc.dev/backmarket/apis/back-market-api-guidelines/llms.txt) - [OpenAPI document](https://skmtc.dev/backmarket/apis/back-market-api-guidelines/revisions/30a7402bb310?raw)