This is the new *Amazon CloudFormation Template Reference Guide*. Please update your bookmarks and links. For help getting started with CloudFormation, see the [Amazon CloudFormation User Guide](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/Welcome.html).

# AWS::Events::Endpoint EndpointEventBus
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The event buses the endpoint is associated with.

## Syntax
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To declare this entity in your Amazon CloudFormation template, use the following syntax:

### JSON
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```
{
  "[EventBusArn](#cfn-events-endpoint-endpointeventbus-eventbusarn)" : String
}
```

### YAML
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```
  [EventBusArn](#cfn-events-endpoint-endpointeventbus-eventbusarn): String
```

## Properties
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`EventBusArn`  <a name="cfn-events-endpoint-endpointeventbus-eventbusarn"></a>
The ARN of the event bus the endpoint is associated with.  
*Required*: Yes  
*Type*: String  
*Pattern*: `^arn:aws[a-z-]*:events:[a-z]+-[a-z-]+-\d+:\d{12}:event-bus/[\w.-]+$`  
*Minimum*: `1`  
*Maximum*: `512`  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)