title	Assign homeRealmDiscoveryPolicy
description	Assign a homeRealmDiscoveryPolicy to a service principal.
ms.localizationpriority	medium
author	aricrowe57
ms.subservice	entra-applications
doc_type	apiPageType
ms.date	07/26/2024

Assign homeRealmDiscoveryPolicy

Namespace: microsoft.graph

[!INCLUDE beta-disclaimer]

Assign a homeRealmDiscoveryPolicy to a servicePrincipal.

[!INCLUDE national-cloud-support]

Permissions

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.

[!INCLUDE permissions-table]

HTTP request

You can address the service principal using either its id or appId. id and appId are referred to as the Object ID and Application (Client) ID, respectively, in app registrations in the Microsoft Entra admin center.

POST /servicePrincipals/{id}/homeRealmDiscoveryPolicies/$ref
POST /servicePrincipals(appId='{appId}')/homeRealmDiscoveryPolicies/$ref

Request headers

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

Request body

In the request body, supply the identifier of the homeRealmDiscoveryPolicy object (using an @odata.id property) that should be assigned to the service principal.

Response

If successful, this method returns 204 No Content response code. It doesn't return anything in the response body.

Examples

Request

The following example shows a request.

HTTP

POST https://graph.microsoft.com/beta/servicePrincipals/19c308f2-e088-464d-8ccb-7137b7bab660/homeRealmDiscoveryPolicies/$ref
Content-Type: application/json

{
    "@odata.id": "https://graph.microsoft.com/beta/policies/homeRealmDiscoveryPolicies/6c6f154f-cb39-4ff9-bf5b-62d5ad585cde"
}