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title: aura:event
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  - Lightning Aura Components Developer Guide
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---

# aura:event

An event is represented by the `aura:event` tag, which has the following attributes.

|Attribute|Type|Description|
|---------|----|-----------|
|`access`|String|Indicates whether the event can be extended or used outside of its own namespace. Possible values are `public` (default), and `global`.|
|`description`|String|A description of the event.|
|`extends`|Component|The event to be extended. For example, `extends="namespace:myEvent"`.|
|`type`|String|Required. Possible values are `COMPONENT` or `APPLICATION`.|

**See Also**  


-   [Communicating with Events](https://developer.salesforce.com/docs/platform/aura-platform/events/events-intro.md)
-   [Event Access Control](https://developer.salesforce.com/docs/platform/aura-platform/access/access-events.md)