AddCommunicationToCase - AWS Support


Adds additional customer communication to an AWS Support case. Use the caseId parameter to identify the case to which to add communication. You can list a set of email addresses to copy on the communication by using the ccEmailAddresses parameter. The communicationBody value contains the text of the communication.

  • You must have a Business, Enterprise On-Ramp, or Enterprise Support plan to use the AWS Support API.

  • If you call the AWS Support API from an account that doesn't have a Business, Enterprise On-Ramp, or Enterprise Support plan, the SubscriptionRequiredException error message appears. For information about changing your support plan, see AWS Support.

Request Syntax

{ "attachmentSetId": "string", "caseId": "string", "ccEmailAddresses": [ "string" ], "communicationBody": "string" }

Request Parameters

For information about the parameters that are common to all actions, see Common Parameters.

The request accepts the following data in JSON format.


The ID of a set of one or more attachments for the communication to add to the case. Create the set by calling AddAttachmentsToSet

Type: String


The support case ID requested or returned in the call. The case ID is an alphanumeric string formatted as shown in this example: case-12345678910-2013-c4c1d2bf33c5cf47

Type: String


The email addresses in the CC line of an email to be added to the support case.

Type: Array of strings

Array Members: Minimum number of 0 items. Maximum number of 10 items.


The body of an email communication to add to the support case.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 8000.

Response Syntax

{ "result": boolean }

Response Elements

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

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


True if AddCommunicationToCase succeeds. Otherwise, returns an error.

Type: Boolean


For information about the errors that are common to all actions, see Common Errors.


The expiration time of the attachment set has passed. The set expires 1 hour after it is created.

HTTP Status Code: 400


An attachment set with the specified ID could not be found.

HTTP Status Code: 400


The requested caseId couldn't be located.

HTTP Status Code: 400


An internal server error occurred.

HTTP Status Code: 500

See Also

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