---
title: "Changes to Delete a system topic."
method: DELETE
path: "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.EventGrid/systemTopics/{systemTopicName}"
---

# Changes to Delete a system topic.

`DELETE /subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.EventGrid/systemTopics/{systemTopicName}`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 5 of 24 revisions.

- **2026-07-13** (2017-06-15-preview) `285f714f3339` — 1 warning
- **2026-07-13** (2017-06-15-preview) `6114a105ef69` — 3 warning
- **2026-07-13** (2017-06-15-preview) `04232a2819a1` — 1 info
- **2026-07-13** (2017-06-15-preview) `622990cd7696` — 1 breaking
- **2026-07-13** (2017-06-15-preview) `93474e2eb953` — 1 info

## Changes

- **2026-07-13** (2017-06-15-preview) `285f714f3339` — 1 warning
  - the optional response header `Retry-After` removed for the status `202`
- **2026-07-13** (2017-06-15-preview) `6114a105ef69` — 3 warning
  - deleted the `path` request parameter `resourceGroupName`
  - deleted the `path` request parameter `subscriptionId`
  - deleted the `query` request parameter `api-version`
- **2026-07-13** (2017-06-15-preview) `04232a2819a1` — 1 info
  - endpoint added
- **2026-07-13** (2017-06-15-preview) `622990cd7696` — 1 breaking
  - api path removed without deprecation
- **2026-07-13** (2017-06-15-preview) `93474e2eb953` — 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/azure/apis/eventgrid-microsoft-eventgrid-eventgrid/docs/subscriptions/:subscriptionId/resourceGroups/:resourceGroupName/providers/Microsoft.EventGrid/systemTopics/:systemTopicName/delete.md) · [API](https://skmtc.dev/azure/apis/eventgrid-microsoft-eventgrid-eventgrid.md) · [Page](https://skmtc.dev/azure/apis/eventgrid-microsoft-eventgrid-eventgrid/changes/subscriptions/:subscriptionId/resourceGroups/:resourceGroupName/providers/Microsoft.EventGrid/systemTopics/:systemTopicName/delete)