---
title: "Reverse an authorisation transaction"
method: PUT
path: "/api/v1/transactions/authorisation-reversal/{transactionId}"
tags: ["Transactions"]
---

# Reverse an authorisation transaction

`PUT /api/v1/transactions/authorisation-reversal/{transactionId}`

## Request

- Base URL: `https://cardsapi-uat-pub.globalprocessing.net`
- URL: `https://cardsapi-uat-pub.globalprocessing.net/api/v1/transactions/authorisation-reversal/{transactionId}`
- Auth: OAuth 2
  - Client credentials
  - Token URL: `https://uatists.globalprocessing.net/connect/token` scopes: `readWrite`

## Path parameters

- `transactionId` integer, required

## Request body

- AuthReversalRequest: Request object by the Auth reversal transaction endpoint.
  - `note` string, nullable: The Note for transaction
  - `userName` string, required: The actor initiating the transaction request.

## Response `200`

Success

- AuthReversalTransactionResponse: Response object from bulk create card method
  - `transactionId` integer: Reversed Transaction Id

## Other responses

- `400`: Bad Request
- `401`: Unauthorized
- `403`: Forbidden
- `404`: Not Found
- `500`: Server Error

## Changes

- **2026-11-03** `a5b5e4fdcf41`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/thredd/apis/core-cards/changes/api/v1/transactions/authorisation-reversal/:transactionId/put.md)

---

[API](https://skmtc.dev/thredd/apis/core-cards.md) - [All operations](https://skmtc.dev/thredd/apis/core-cards/llms.txt) - [OpenAPI document](https://skmtc.dev/thredd/apis/core-cards/revisions/a5b5e4fdcf41?raw)