# TagResource


Adds a tag to a resource. Tags are supported only for monitors in Internet Monitor. You can add a maximum of 50 tags in Internet Monitor.

A minimum of one tag is required for this call. It returns an error if you use the `TagResource` request with 0 tags.

## Request Syntax


```
POST /tags/ResourceArn HTTP/1.1
Content-type: application/json

{
   "Tags": { 
      "string" : "string" 
   }
}
```

## URI Request Parameters


The request uses the following URI parameters.

 ** [ResourceArn](#API_TagResource_RequestSyntax) **   <a name="internetmonitor-TagResource-request-uri-ResourceArn"></a>
The Amazon Resource Name (ARN) for a tag that you add to a resource. Tags are supported only for monitors in Internet Monitor.  
Length Constraints: Minimum length of 20. Maximum length of 512.  
Pattern: `arn:.*`   
Required: Yes

## Request Body


The request accepts the following data in JSON format.

 ** [Tags](#API_TagResource_RequestSyntax) **   <a name="internetmonitor-TagResource-request-Tags"></a>
Tags that you add to a resource. You can add a maximum of 50 tags in Internet Monitor.  
Type: String to string map  
Map Entries: Minimum number of 0 items. Maximum number of 200 items.  
Key Length Constraints: Minimum length of 1. Maximum length of 128.  
Value Length Constraints: Minimum length of 0. Maximum length of 256.  
Required: Yes

## Response Syntax


```
HTTP/1.1 204
```

## Response Elements


If the action is successful, the service sends back an HTTP 204 response with an empty HTTP body.

## Errors


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

 ** AccessDeniedException **   
You don't have sufficient permission to perform this action.  
HTTP Status Code: 403

 ** BadRequestException **   
A bad request was received.  
HTTP Status Code: 400

 ** InternalServerErrorException **   
There was an internal server error.  
HTTP Status Code: 500

 ** NotFoundException **   
The request specifies something that doesn't exist.  
HTTP Status Code: 404

 ** TooManyRequestsException **   
There were too many requests.  
HTTP Status Code: 429

## See Also


For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS Command Line Interface V2](https://docs.aws.amazon.com/goto/cli2/internetmonitor-2021-06-03/TagResource) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/internetmonitor-2021-06-03/TagResource) 
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/internetmonitor-2021-06-03/TagResource) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/internetmonitor-2021-06-03/TagResource) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/internetmonitor-2021-06-03/TagResource) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/internetmonitor-2021-06-03/TagResource) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/internetmonitor-2021-06-03/TagResource) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/internetmonitor-2021-06-03/TagResource) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/internetmonitor-2021-06-03/TagResource) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/internetmonitor-2021-06-03/TagResource)