# TagResource
<a name="API_app-registry_TagResource"></a>

**Note**  
 AWS Service Catalog AppRegistry will no longer be open to new customers starting July 30, 2026. If you would like to use AppRegistry, sign up prior to that date. Existing customers can continue to use the service as normal. For more information, see [AWS Service Catalog AppRegistry availability change](https://docs.aws.amazon.com/servicecatalog/latest/arguide/app-registry-availability-change.html).

Assigns one or more tags (key-value pairs) to the specified resource.

Each tag consists of a key and an optional value. If a tag with the same key is already associated with the resource, this action updates its value.

This operation returns an empty response if the call was successful.

## Request Syntax
<a name="API_app-registry_TagResource_RequestSyntax"></a>

```
POST /tags/{{resourceArn}} HTTP/1.1
Content-type: application/json

{
   "tags": { 
      "{{string}}" : "{{string}}" 
   }
}
```

## URI Request Parameters
<a name="API_app-registry_TagResource_RequestParameters"></a>

The request uses the following URI parameters.

 ** [resourceArn](#API_app-registry_TagResource_RequestSyntax) **   <a name="servicecatalog-app-registry_TagResource-request-uri-resourceArn"></a>
The Amazon resource name (ARN) that specifies the resource.  
Length Constraints: Minimum length of 1. Maximum length of 1600.  
Pattern: `arn:(aws[a-zA-Z0-9-]*):([a-zA-Z0-9\-])+:([a-z]{2}(-gov)?-[a-z]+-\d{1})?:(\d{12})?:(.*)`   
Required: Yes

## Request Body
<a name="API_app-registry_TagResource_RequestBody"></a>

The request accepts the following data in JSON format.

 ** [tags](#API_app-registry_TagResource_RequestSyntax) **   <a name="servicecatalog-app-registry_TagResource-request-tags"></a>
The new or modified tags for the resource.  
Type: String to string map  
Map Entries: Minimum number of 0 items. Maximum number of 50 items.  
Key Length Constraints: Minimum length of 1. Maximum length of 128.  
Key Pattern: `^([\p{L}\p{Z}\p{N}_.:\/=+\-@]*)$`   
Value Length Constraints: Maximum length of 256.  
Value Pattern: `[\p{L}\p{Z}\p{N}_.:/=+\-@]*`   
Required: Yes

## Response Syntax
<a name="API_app-registry_TagResource_ResponseSyntax"></a>

```
HTTP/1.1 200
```

## Response Elements
<a name="API_app-registry_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_app-registry_TagResource_Errors"></a>

 ** InternalServerException **   
The service is experiencing internal problems.  
HTTP Status Code: 500

 ** ResourceNotFoundException **   
The specified resource does not exist.  
HTTP Status Code: 404

 ** ValidationException **   
The request has invalid or missing parameters.  
HTTP Status Code: 400

## See Also
<a name="API_app-registry_TagResource_SeeAlso"></a>

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/AWS242AppRegistry-2020-06-24/TagResource) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/AWS242AppRegistry-2020-06-24/TagResource) 
+  [AWS SDK for C\+\+](https://docs.aws.amazon.com/goto/SdkForCpp/AWS242AppRegistry-2020-06-24/TagResource) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/AWS242AppRegistry-2020-06-24/TagResource) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/AWS242AppRegistry-2020-06-24/TagResource) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/AWS242AppRegistry-2020-06-24/TagResource) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/AWS242AppRegistry-2020-06-24/TagResource) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/AWS242AppRegistry-2020-06-24/TagResource) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/AWS242AppRegistry-2020-06-24/TagResource) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/AWS242AppRegistry-2020-06-24/TagResource)