# ListActions
<a name="API_ListActions"></a>

Lists available support actions for a specified AWS service. Use pagination to ensure that the operation returns quickly and successfully.

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

```
GET /actions?maxResults={{maxResults}}&nextToken={{nextToken}}&service={{service}} HTTP/1.1
```

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

The request uses the following URI parameters.

 ** [maxResults](#API_ListActions_RequestSyntax) **   <a name="supportauthorization-ListActions-request-uri-maxResults"></a>
The maximum number of results to return in a single call. Valid range is 1 to 100.  
Valid Range: Minimum value of 1. Maximum value of 100.

 ** [nextToken](#API_ListActions_RequestSyntax) **   <a name="supportauthorization-ListActions-request-uri-nextToken"></a>
The token for the next page of results.  
Length Constraints: Minimum length of 1. Maximum length of 2048.  
Pattern: `[a-zA-Z0-9/+=%_-]+` 

 ** [service](#API_ListActions_RequestSyntax) **   <a name="supportauthorization-ListActions-request-uri-service"></a>
The name of the AWS service for which to list available support actions.  
Length Constraints: Minimum length of 1. Maximum length of 256.  
Pattern: `[a-zA-Z0-9-]+`   
Required: Yes

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

The request does not have a request body.

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

```
HTTP/1.1 200
Content-type: application/json

{
   "actionSummaries": [ 
      { 
         "action": "string",
         "description": "string",
         "service": "string"
      }
   ],
   "nextToken": "string"
}
```

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

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

The following data is returned in JSON format by the service.

 ** [actionSummaries](#API_ListActions_ResponseSyntax) **   <a name="supportauthorization-ListActions-response-actionSummaries"></a>
The list of support actions.  
Type: Array of [ActionSummary](API_ActionSummary.md) objects  
Array Members: Minimum number of 0 items. Maximum number of 100 items.

 ** [nextToken](#API_ListActions_ResponseSyntax) **   <a name="supportauthorization-ListActions-response-nextToken"></a>
The token for the next page of results, or null if there are no more results.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 2048.  
Pattern: `[a-zA-Z0-9/+=%_-]+` 

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

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

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

 ** InternalServerException **   
An internal service error occurred. Try again later.    
 ** retryAfterSeconds **   
The number of seconds to wait before retrying the request.
HTTP Status Code: 500

 ** ThrottlingException **   
The request rate exceeded the allowed limit. Try again later.    
 ** retryAfterSeconds **   
The number of seconds to wait before retrying the request.
HTTP Status Code: 429

 ** ValidationException **   
The input fails to satisfy the constraints specified by the service.    
 ** fieldList **   
A list of fields that fail validation. Each entry identifies the field and the reason for the constraint violation.
HTTP Status Code: 400

## See Also
<a name="API_ListActions_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/supportauthz-2026-06-30/ListActions) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/supportauthz-2026-06-30/ListActions) 
+  [AWS SDK for C\+\+](https://docs.aws.amazon.com/goto/SdkForCpp/supportauthz-2026-06-30/ListActions) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/supportauthz-2026-06-30/ListActions) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/supportauthz-2026-06-30/ListActions) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/supportauthz-2026-06-30/ListActions) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/supportauthz-2026-06-30/ListActions) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/supportauthz-2026-06-30/ListActions) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/supportauthz-2026-06-30/ListActions) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/supportauthz-2026-06-30/ListActions)