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::ARCRegionSwitch::Plan RegionSwitchPlanConfiguration
<a name="aws-properties-arcregionswitch-plan-regionswitchplanconfiguration"></a>

Configuration for nested Region switch plans. This allows one Region switch plan to trigger another plan as part of its execution.

## Syntax
<a name="aws-properties-arcregionswitch-plan-regionswitchplanconfiguration-syntax"></a>

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

### JSON
<a name="aws-properties-arcregionswitch-plan-regionswitchplanconfiguration-syntax.json"></a>

```
{
  "[Arn](#cfn-arcregionswitch-plan-regionswitchplanconfiguration-arn)" : {{String}},
  "[CrossAccountRole](#cfn-arcregionswitch-plan-regionswitchplanconfiguration-crossaccountrole)" : {{String}},
  "[ExternalId](#cfn-arcregionswitch-plan-regionswitchplanconfiguration-externalid)" : {{String}}
}
```

### YAML
<a name="aws-properties-arcregionswitch-plan-regionswitchplanconfiguration-syntax.yaml"></a>

```
  [Arn](#cfn-arcregionswitch-plan-regionswitchplanconfiguration-arn): {{String}}
  [CrossAccountRole](#cfn-arcregionswitch-plan-regionswitchplanconfiguration-crossaccountrole): {{String}}
  [ExternalId](#cfn-arcregionswitch-plan-regionswitchplanconfiguration-externalid): {{String}}
```

## Properties
<a name="aws-properties-arcregionswitch-plan-regionswitchplanconfiguration-properties"></a>

`Arn`  <a name="cfn-arcregionswitch-plan-regionswitchplanconfiguration-arn"></a>
The Amazon Resource Name (ARN) of the plan configuration.  
*Required*: Yes  
*Type*: String  
*Pattern*: `^arn:aws[a-zA-Z-]*:arc-region-switch::[0-9]{12}:plan/([a-zA-Z0-9](?:[a-zA-Z0-9-]{0,30}[a-zA-Z0-9])?):([a-z0-9]{6})$`  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`CrossAccountRole`  <a name="cfn-arcregionswitch-plan-regionswitchplanconfiguration-crossaccountrole"></a>
The cross account role for the configuration.  
*Required*: No  
*Type*: String  
*Pattern*: `^arn:aws[a-zA-Z0-9-]*:iam::[0-9]{12}:role/.+$`  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`ExternalId`  <a name="cfn-arcregionswitch-plan-regionswitchplanconfiguration-externalid"></a>
The external ID (secret key) for the configuration.  
*Required*: No  
*Type*: String  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)