diff --git a/core/api/current.txt b/core/api/current.txt
index e26632a..f260860 100644
--- a/core/api/current.txt
+++ b/core/api/current.txt
@@ -34032,6 +34032,7 @@
     field public static final String DISALLOW_SHARING_ADMIN_CONFIGURED_WIFI = "no_sharing_admin_configured_wifi";
     field public static final String DISALLOW_SMS = "no_sms";
     field public static final String DISALLOW_SYSTEM_ERROR_DIALOGS = "no_system_error_dialogs";
+    field @FlaggedApi("com.android.net.thread.flags.thread_user_restriction_enabled") public static final String DISALLOW_THREAD_NETWORK = "no_thread_network";
     field public static final String DISALLOW_ULTRA_WIDEBAND_RADIO = "no_ultra_wideband_radio";
     field public static final String DISALLOW_UNIFIED_PASSWORD = "no_unified_password";
     field public static final String DISALLOW_UNINSTALL_APPS = "no_uninstall_apps";
diff --git a/core/java/android/os/UserManager.java b/core/java/android/os/UserManager.java
index 97b53d7..cdef20a 100644
--- a/core/java/android/os/UserManager.java
+++ b/core/java/android/os/UserManager.java
@@ -1847,6 +1847,30 @@
             "no_near_field_communication_radio";
 
     /**
+     * This user restriction specifies if Thread network is disallowed on the device. If Thread
+     * network is disallowed it cannot be turned on via Settings.
+     *
+     * <p>This restriction can only be set by a device owner or a profile owner of an
+     * organization-owned managed profile on the parent profile.
+     * In both cases, the restriction applies globally on the device and will turn off the
+     * Thread network radio if it's currently on and prevent the radio from being turned
+     * on in the future.
+     *
+     * <p> <a href="https://www.threadgroup.org">Thread</a> is a low-power and low-latency wireless
+     * mesh networking protocol built on IPv6.
+     *
+     * <p>Default is <code>false</code>.
+     *
+     * <p>Key for user restrictions.
+     * <p>Type: Boolean
+     * @see DevicePolicyManager#addUserRestriction(ComponentName, String)
+     * @see DevicePolicyManager#clearUserRestriction(ComponentName, String)
+     * @see #getUserRestrictions()
+     */
+    @FlaggedApi("com.android.net.thread.flags.thread_user_restriction_enabled")
+    public static final String DISALLOW_THREAD_NETWORK = "no_thread_network";
+
+    /**
      * List of key values that can be passed into the various user restriction related methods
      * in {@link UserManager} & {@link DevicePolicyManager}.
      * Note: This is slightly different from the real set of user restrictions listed in {@link
@@ -1931,6 +1955,7 @@
             DISALLOW_ULTRA_WIDEBAND_RADIO,
             DISALLOW_GRANT_ADMIN,
             DISALLOW_NEAR_FIELD_COMMUNICATION_RADIO,
+            DISALLOW_THREAD_NETWORK,
     })
     @Retention(RetentionPolicy.SOURCE)
     public @interface UserRestrictionKey {}
diff --git a/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java b/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
index 2c3f846..b14d37d 100644
--- a/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
+++ b/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
@@ -71,6 +71,7 @@
 import static android.Manifest.permission.MANAGE_DEVICE_POLICY_SUPPORT_MESSAGE;
 import static android.Manifest.permission.MANAGE_DEVICE_POLICY_SYSTEM_DIALOGS;
 import static android.Manifest.permission.MANAGE_DEVICE_POLICY_SYSTEM_UPDATES;
+import static android.Manifest.permission.MANAGE_DEVICE_POLICY_THREAD_NETWORK;
 import static android.Manifest.permission.MANAGE_DEVICE_POLICY_TIME;
 import static android.Manifest.permission.MANAGE_DEVICE_POLICY_USB_DATA_SIGNALLING;
 import static android.Manifest.permission.MANAGE_DEVICE_POLICY_USB_FILE_TRANSFER;
@@ -482,6 +483,7 @@
 import com.android.modules.utils.TypedXmlPullParser;
 import com.android.modules.utils.TypedXmlSerializer;
 import com.android.net.module.util.ProxyUtils;
+import com.android.net.thread.flags.Flags;
 import com.android.server.AlarmManagerInternal;
 import com.android.server.LocalManagerRegistry;
 import com.android.server.LocalServices;
@@ -13834,6 +13836,11 @@
                 UserManager.DISALLOW_SMS, new String[]{MANAGE_DEVICE_POLICY_SMS});
         USER_RESTRICTION_PERMISSIONS.put(
                 UserManager.DISALLOW_SYSTEM_ERROR_DIALOGS, new String[]{MANAGE_DEVICE_POLICY_SYSTEM_DIALOGS});
+        if (Flags.threadUserRestrictionEnabled()) {
+            USER_RESTRICTION_PERMISSIONS.put(
+                    UserManager.DISALLOW_THREAD_NETWORK,
+                    new String[]{MANAGE_DEVICE_POLICY_THREAD_NETWORK});
+        }
         USER_RESTRICTION_PERMISSIONS.put(
                 UserManager.DISALLOW_ULTRA_WIDEBAND_RADIO, new String[]{MANAGE_DEVICE_POLICY_NEARBY_COMMUNICATION});
         USER_RESTRICTION_PERMISSIONS.put(