# ListCrossAccountAuthorizations, CreateCrossAccountAuthorization


## URI


`/crossaccountauthorizations`

## HTTP methods


### GET


**Operation ID:** `ListCrossAccountAuthorizations`

Lists the cross-account readiness authorizations that are in place for an account.


**Query parameters**  

| Name | Type | Required | Description | 
| --- |--- |--- |--- |
| nextToken | String | False | The token that identifies which batch of results you want to see. | 
| maxResults | String | False | The number of objects that you want to return with this call. | 


**Responses**  

| Status code | Response model | Description | 
| --- |--- |--- |
| 200 | ListCrossAccountAuthorizationsResult | 200 response - Success. | 
| 400 | None | 400 response - Multiple causes. For example, you might have a malformed query string, an input parameter might be out of range, or you used parameters together incorrectly. | 
| 403 | None | 403 response - Access denied exception. You do not have sufficient access to perform this action. | 
| 429 | None | 429 response - Limit exceeded exception or too many requests exception.  | 
| 500 | None | 500 response - Internal service error or temporary service error. Retry the request. | 

### POST


**Operation ID:** `CreateCrossAccountAuthorization`

Creates a cross-account readiness authorization. This lets you authorize another account to work with Route 53 Application Recovery Controller, for example, to check the readiness status of resources in a separate account.


**Responses**  

| Status code | Response model | Description | 
| --- |--- |--- |
| 200 | CreateCrossAccountAuthorizationResult | 200 response - Success. | 
| 400 | None | 400 response - Multiple causes. For example, you might have a malformed query string, an input parameter might be out of range, or you used parameters together incorrectly. | 
| 403 | None | 403 response - Access denied exception. You do not have sufficient access to perform this action. | 
| 409 | None | 409 response - Conflict exception. You might be using a predefined variable. | 
| 429 | None | 429 response - Limit exceeded exception or too many requests exception.  | 
| 500 | None | 500 response - Internal service error or temporary service error. Retry the request. | 

### OPTIONS


Enables CORS by returning correct headers.


**Responses**  

| Status code | Response model | Description | 
| --- |--- |--- |
| 200 | None | 200 response - Success. | 

## Schemas


### Request bodies


#### POST schema
POST

```
{
  "crossAccountAuthorization": "string"
}
```

### Response bodies


#### ListCrossAccountAuthorizationsResult schema
ListCrossAccountAuthorizationsResult

```
{
  "nextToken": "string",
  "crossAccountAuthorizations": [
    "string"
  ]
}
```

#### CreateCrossAccountAuthorizationResult schema
CreateCrossAccountAuthorizationResult

```
{
  "crossAccountAuthorization": "string"
}
```

## Properties


### CreateCrossAccountAuthorizationParameters


Parameters used to create a cross-account authorization.


| Property | Type | Required | Description | 
| --- |--- |--- |--- |
| crossAccountAuthorization | string | True | The cross-account authorization. | 

### CreateCrossAccountAuthorizationResult


The result of a successful `CreateCrossAccountAuthorization` request.


| Property | Type | Required | Description | 
| --- |--- |--- |--- |
| crossAccountAuthorization | string | False | The cross-account authorization. | 

### ListCrossAccountAuthorizationsResult


The result of a successful `ListCrossAccountAuthorizations` request.


| Property | Type | Required | Description | 
| --- |--- |--- |--- |
| crossAccountAuthorizations | Array of type string | True | A list of cross-account authorizations. | 
| nextToken | string | False | The token that identifies which batch of results you want to see. | 

## See also


For more information about using this API in one of the language-specific AWS SDKs and references, see the following:

### ListCrossAccountAuthorizations

+ [AWS Command Line Interface V2](/goto/cli2/aws-meridian-beta-2019-12-02/ListCrossAccountAuthorizations)
+ [AWS SDK for .NET V4](/goto/DotNetSDKV4/aws-meridian-beta-2019-12-02/ListCrossAccountAuthorizations)
+ [AWS SDK for C\$1\$1](/goto/SdkForCpp/aws-meridian-beta-2019-12-02/ListCrossAccountAuthorizations)
+ [AWS SDK for Go v2](/goto/SdkForGoV2/aws-meridian-beta-2019-12-02/ListCrossAccountAuthorizations)
+ [AWS SDK for Java V2](/goto/SdkForJavaV2/aws-meridian-beta-2019-12-02/ListCrossAccountAuthorizations)
+ [AWS SDK for JavaScript V3](/goto/SdkForJavaScriptV3/aws-meridian-beta-2019-12-02/ListCrossAccountAuthorizations)
+ [AWS SDK for Kotlin](/goto/SdkForKotlin/aws-meridian-beta-2019-12-02/ListCrossAccountAuthorizations)
+ [AWS SDK for PHP V3](/goto/SdkForPHPV3/aws-meridian-beta-2019-12-02/ListCrossAccountAuthorizations)
+ [AWS SDK for Python](/goto/boto3/aws-meridian-beta-2019-12-02/ListCrossAccountAuthorizations)
+ [AWS SDK for Ruby V3](/goto/SdkForRubyV3/aws-meridian-beta-2019-12-02/ListCrossAccountAuthorizations)

### CreateCrossAccountAuthorization

+ [AWS Command Line Interface V2](/goto/cli2/aws-meridian-beta-2019-12-02/CreateCrossAccountAuthorization)
+ [AWS SDK for .NET V4](/goto/DotNetSDKV4/aws-meridian-beta-2019-12-02/CreateCrossAccountAuthorization)
+ [AWS SDK for C\$1\$1](/goto/SdkForCpp/aws-meridian-beta-2019-12-02/CreateCrossAccountAuthorization)
+ [AWS SDK for Go v2](/goto/SdkForGoV2/aws-meridian-beta-2019-12-02/CreateCrossAccountAuthorization)
+ [AWS SDK for Java V2](/goto/SdkForJavaV2/aws-meridian-beta-2019-12-02/CreateCrossAccountAuthorization)
+ [AWS SDK for JavaScript V3](/goto/SdkForJavaScriptV3/aws-meridian-beta-2019-12-02/CreateCrossAccountAuthorization)
+ [AWS SDK for Kotlin](/goto/SdkForKotlin/aws-meridian-beta-2019-12-02/CreateCrossAccountAuthorization)
+ [AWS SDK for PHP V3](/goto/SdkForPHPV3/aws-meridian-beta-2019-12-02/CreateCrossAccountAuthorization)
+ [AWS SDK for Python](/goto/boto3/aws-meridian-beta-2019-12-02/CreateCrossAccountAuthorization)
+ [AWS SDK for Ruby V3](/goto/SdkForRubyV3/aws-meridian-beta-2019-12-02/CreateCrossAccountAuthorization)