Create rejectedSender

Important: APIs under the /beta version in Microsoft Graph are in preview and are subject to change. Use of these APIs in production applications is not supported.

Add a new user or group to the rejectedSender list.

Specify the user or group in in the request body. Users in the rejected senders list cannot post to conversations of the group (identified in the POST request URL). Make sure you do not specify the same user or group in the rejected senders and accepted senders lists, otherwise you will get an error.


One of the following scopes is required to execute this API: Group.ReadWrite.All

HTTP request

POST /groups/{id}/rejectedSenders/$ref

Request headers

Header Value
Authorization Bearer {token}. Required.

Request body

In the request body, supply the id of a user or group object.


This method returns 204, No Content response code and no response body.



Here is an example of the request.

Content-type: application/json
Content-length: 30


Here is an example of the response.

HTTP/1.1 204 No Content