Create Outlook category

Namespace: microsoft.graph

Create an outlookCategory object in the user's master list of categories.

This API is available in the following national cloud deployments.

Global service US Government L4 US Government L5 (DOD) China operated by 21Vianet


Choose the permission or permissions marked as least privileged for this API. Use a higher privileged permission or permissions only if your app requires it. For details about delegated and application permissions, see Permission types. To learn more about these permissions, see the permissions reference.

Permission type Least privileged permissions Higher privileged permissions
Delegated (work or school account) MailboxSettings.ReadWrite Not available.
Delegated (personal Microsoft account) MailboxSettings.ReadWrite Not available.
Application MailboxSettings.ReadWrite Not available.

HTTP request

POST /me/outlook/masterCategories
POST /users/{id|userPrincipalName}/outlook/masterCategories

Request headers

Name Description
Authorization Bearer {token}. Required. Learn more about authentication and authorization.
Content-Type application/json. Required.

Request body

In the request body, supply a JSON representation of an outlookCategory object.


If successful, this method returns a 201 Created response code and an outlookCategory object in the response body.



The following example shows a request.

Content-type: application/json
Content-Length: 70

   "displayName": "Project expenses",
   "color": "preset9"


The following example shows the response.

Note: The response object shown here might be shortened for readability.

HTTP/1.1 201 Created
Content-type: application/json

   "@odata.context": "$metadata#users('8ae6f565-0d7f-4ead-853e-7db94c912a1f')/outlook/masterCategories/$entity",
   "id": "bac262b7-485d-4739-b436-e31467d64fac",
   "displayName": "Project expenses",
   "color": "preset9"