# TagResource
<a name="API_TagResource"></a>

**Important**  
End of support notice: On May 20,2026, Amazon will end support for Amazon IoT Events. After May 20,2026, you will no longer be able to access the Amazon IoT Events console or Amazon IoT Events resources. For more information, see [Amazon IoT Events end of support](https://docs.amazonaws.cn/iotevents/latest/developerguide/iotevents-end-of-support.html). 

Adds to or modifies the tags of the given resource. Tags are metadata that can be used to manage a resource.

## Request Syntax
<a name="API_TagResource_RequestSyntax"></a>

```
POST /tags?resourceArn=resourceArn HTTP/1.1
Content-type: application/json

{
   "tags": [ 
      { 
         "key": "string",
         "value": "string"
      }
   ]
}
```

## URI Request Parameters
<a name="API_TagResource_RequestParameters"></a>

The request uses the following URI parameters.

 ** [resourceArn](#API_TagResource_RequestSyntax) **   <a name="iotevents-TagResource-request-uri-resourceArn"></a>
The ARN of the resource.  
Length Constraints: Minimum length of 1. Maximum length of 2048.  
Required: Yes

## Request Body
<a name="API_TagResource_RequestBody"></a>

The request accepts the following data in JSON format.

 ** [tags](#API_TagResource_RequestSyntax) **   <a name="iotevents-TagResource-request-tags"></a>
The new or modified tags for the resource.  
Type: Array of [Tag](API_Tag.md) objects  
Required: Yes

## Response Syntax
<a name="API_TagResource_ResponseSyntax"></a>

```
HTTP/1.1 200
```

## Response Elements
<a name="API_TagResource_ResponseElements"></a>

If the action is successful, the service sends back an HTTP 200 response with an empty HTTP body.

## Errors
<a name="API_TagResource_Errors"></a>

For information about the errors that are common to all actions, see [Common Error Types](CommonErrors.md).

 ** InternalFailureException **   
An internal failure occurred.    
 ** message **   
The message for the exception.
HTTP Status Code: 500

 ** InvalidRequestException **   
The request was invalid.    
 ** message **   
The message for the exception.
HTTP Status Code: 400

 ** LimitExceededException **   
A limit was exceeded.    
 ** message **   
The message for the exception.
HTTP Status Code: 410

 ** ResourceInUseException **   
The resource is in use.    
 ** message **   
The message for the exception.
HTTP Status Code: 409

 ** ResourceNotFoundException **   
The resource was not found.    
 ** message **   
The message for the exception.
HTTP Status Code: 404

 ** ThrottlingException **   
The request could not be completed due to throttling.    
 ** message **   
The message for the exception.
HTTP Status Code: 429

## See Also
<a name="API_TagResource_SeeAlso"></a>

For more information about using this API in one of the language-specific Amazon SDKs, see the following:
+  [Amazon Command Line Interface V2](https://docs.amazonaws.cn/goto/cli2/iotevents-2018-07-27/TagResource) 
+  [Amazon SDK for .NET V4](https://docs.amazonaws.cn/goto/DotNetSDKV4/iotevents-2018-07-27/TagResource) 
+  [Amazon SDK for C\$1\$1](https://docs.amazonaws.cn/goto/SdkForCpp/iotevents-2018-07-27/TagResource) 
+  [Amazon SDK for Go v2](https://docs.amazonaws.cn/goto/SdkForGoV2/iotevents-2018-07-27/TagResource) 
+  [Amazon SDK for Java V2](https://docs.amazonaws.cn/goto/SdkForJavaV2/iotevents-2018-07-27/TagResource) 
+  [Amazon SDK for JavaScript V3](https://docs.amazonaws.cn/goto/SdkForJavaScriptV3/iotevents-2018-07-27/TagResource) 
+  [Amazon SDK for Kotlin](https://docs.amazonaws.cn/goto/SdkForKotlin/iotevents-2018-07-27/TagResource) 
+  [Amazon SDK for PHP V3](https://docs.amazonaws.cn/goto/SdkForPHPV3/iotevents-2018-07-27/TagResource) 
+  [Amazon SDK for Python](https://docs.amazonaws.cn/goto/boto3/iotevents-2018-07-27/TagResource) 
+  [Amazon SDK for Ruby V3](https://docs.amazonaws.cn/goto/SdkForRubyV3/iotevents-2018-07-27/TagResource)