You can delete an email notification rule.

1. In the left navigation pane, click the Settings icon ().
2. In the Configure System section, click Manage Topic Workflow Configurations.
3. Click the configuration's Row Action menu (), and then click Edit.
4. On the Edit Topic Workflow Configuration page, click the Email Notifications card.
5. Click the notification rule's Row Action menu (), and then click Delete.
6. Confirm the deletion by clicking OK.