| TagChangedEvent | Base event for any operations on tags. |
| TagChangeRequestedEvent | |
| TagCreatedEvent | An event that is raised when a tag is created using the UI or REST. |
| TagCreationRequestedEvent | An event that is raised just before a tag is created using the UI or REST. |
| TagCreationCanceledException | Exception that is thrown when one or more listeners for TagChangeRequestedEvent
canceled the tag creation. |