---
title: "PUT /api/EventRegistration/Cancel/{registrationId}"
method: PUT
path: "/api/EventRegistration/Cancel/{registrationId}"
tags: ["EventRegistration"]
---

# PUT /api/EventRegistration/Cancel/{registrationId}

`PUT /api/EventRegistration/Cancel/{registrationId}`

## Path parameters

- `registrationId` integer, required

## Response `200`

Success

---

[API](https://skmtc.net/m1gateway/apis/m1gateway-internal.md) · [All operations](https://skmtc.net/m1gateway/apis/m1gateway-internal/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/m1gateway/m1gateway-internal/revisions/b3a2cd83892d/schema)