# S3Config
<a name="API_S3Config"></a>

Specifies the Amazon Resource Name (ARN) of the AWS Identity and Access Management (IAM) role that DataSync uses to access your S3 bucket.

For more information, see [Providing DataSync access to S3 buckets](https://docs.aws.amazon.com/datasync/latest/userguide/create-s3-location.html#create-s3-location-access).

## Contents
<a name="API_S3Config_Contents"></a>

 ** BucketAccessRoleArn **   <a name="DataSync-Type-S3Config-BucketAccessRoleArn"></a>
Specifies the ARN of the IAM role that DataSync uses to access your S3 bucket.  
Type: String  
Length Constraints: Maximum length of 2048.  
Pattern: `^arn:(aws|aws-cn|aws-us-gov|aws-eusc|aws-iso|aws-iso-b):iam::[0-9]{12}:role/.*$`   
Required: Yes

## See Also
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For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/datasync-2018-11-09/S3Config) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/datasync-2018-11-09/S3Config) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/datasync-2018-11-09/S3Config)