# StateTemplateAssociation
<a name="API_StateTemplateAssociation"></a>

The state template associated with a vehicle. State templates contain state properties, which are signals that belong to a signal catalog that is synchronized between the AWS IoT FleetWise Edge and the AWS Cloud.

**Important**  
 AWS IoT FleetWise is no longer open to new customers. Existing customers can continue to use the service as normal. For more information, see [AWS IoT FleetWise availability change](https://docs.aws.amazon.com/iot-fleetwise/latest/developerguide/iotfleetwise-availability-change.html).

## Contents
<a name="API_StateTemplateAssociation_Contents"></a>

 ** identifier **   <a name="iotfleetwise-Type-StateTemplateAssociation-identifier"></a>
The unique ID of the state template.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 100.  
Pattern: `[a-zA-Z\d\-_:]+`   
Required: Yes

 ** stateTemplateUpdateStrategy **   <a name="iotfleetwise-Type-StateTemplateAssociation-stateTemplateUpdateStrategy"></a>
The update strategy for the state template. Vehicles associated with the state template can stream telemetry data with either an `onChange` or `periodic` update strategy.   
 AWS IoT FleetWise is no longer open to new customers. Existing customers can continue to use the service as normal. For more information, see [AWS IoT FleetWise availability change](https://docs.aws.amazon.com/iot-fleetwise/latest/developerguide/iotfleetwise-availability-change.html).
Type: [StateTemplateUpdateStrategy](API_StateTemplateUpdateStrategy.md) object  
 **Note: **This object is a Union. Only one member of this object can be specified or returned.  
Required: Yes

## See Also
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For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/iotfleetwise-2021-06-17/StateTemplateAssociation) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/iotfleetwise-2021-06-17/StateTemplateAssociation) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/iotfleetwise-2021-06-17/StateTemplateAssociation)