# 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 will no longer be open to new customers starting April 30, 2026. If you would like to use AWS IoT FleetWise, sign up prior to that date. 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 will no longer be open to new customers starting April 30, 2026. If you would like to use AWS IoT FleetWise, sign up prior to that date. 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
<a name="API_StateTemplateAssociation_SeeAlso"></a>

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)