diff --git a/core/java/android/app/admin/DevicePolicyManager.java b/core/java/android/app/admin/DevicePolicyManager.java
index 7e5523a26f47d..9843c8f2624f0 100644
--- a/core/java/android/app/admin/DevicePolicyManager.java
+++ b/core/java/android/app/admin/DevicePolicyManager.java
@@ -11049,6 +11049,7 @@ public class DevicePolicyManager {
      * @throws SecurityException     if the caller is not a profile owner on an organization-owned
      *                               managed profile.
      * @throws IllegalStateException if called after the device setup has been completed.
+     * @throws UnsupportedOperationException if the api is not enabled.
      * @see ManagedSubscriptionsPolicy
      */
     public void setManagedSubscriptionsPolicy(@Nullable ManagedSubscriptionsPolicy policy) {
diff --git a/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java b/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
index 67ec36c5fbf87..3470b04c9e4f3 100644
--- a/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
+++ b/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
@@ -740,6 +740,10 @@ public class DevicePolicyManagerService extends IDevicePolicyManager.Stub {
     private static final String KEEP_PROFILES_RUNNING_FLAG = "enable_keep_profiles_running";
     private static final boolean DEFAULT_KEEP_PROFILES_RUNNING_FLAG = false;
 
+    private static final String ENABLE_WORK_PROFILE_TELEPHONY_FLAG =
+            "enable_work_profile_telephony";
+    private static final boolean DEFAULT_WORK_PROFILE_TELEPHONY_FLAG = false;
+
     // TODO(b/261999445) remove the flag after rollout.
     private static final String HEADLESS_FLAG = "headless";
     private static final boolean DEFAULT_HEADLESS_FLAG = true;
@@ -3100,7 +3104,9 @@ public class DevicePolicyManagerService extends IDevicePolicyManager.Stub {
                 onLockSettingsReady();
                 loadAdminDataAsync();
                 mOwners.systemReady();
-                applyManagedSubscriptionsPolicyIfRequired();
+                if (isWorkProfileTelephonyFlagEnabled()) {
+                    applyManagedSubscriptionsPolicyIfRequired();
+                }
                 break;
             case SystemService.PHASE_ACTIVITY_MANAGER_READY:
                 synchronized (getLockObject()) {
@@ -7014,8 +7020,9 @@ public class DevicePolicyManagerService extends IDevicePolicyManager.Stub {
         }
         mLockSettingsInternal.refreshStrongAuthTimeout(parentId);
 
-        clearManagedSubscriptionsPolicy();
-
+        if (isWorkProfileTelephonyFlagEnabled()) {
+            clearManagedSubscriptionsPolicy();
+        }
         Slogf.i(LOG_TAG, "Cleaning up device-wide policies done.");
     }
 
@@ -10128,6 +10135,9 @@ public class DevicePolicyManagerService extends IDevicePolicyManager.Stub {
             synchronized (mSubscriptionsChangedListenerLock) {
                 pw.println("Subscription changed listener : " + mSubscriptionsChangedListener);
             }
+            pw.println(
+                    "Flag enable_work_profile_telephony : " + isWorkProfileTelephonyFlagEnabled());
+
             mHandler.post(() -> handleDump(pw));
             dumpResources(pw);
         }
@@ -20100,6 +20110,13 @@ public class DevicePolicyManagerService extends IDevicePolicyManager.Stub {
                 DEFAULT_KEEP_PROFILES_RUNNING_FLAG);
     }
 
+    private static boolean isWorkProfileTelephonyFlagEnabled() {
+        return DeviceConfig.getBoolean(
+                NAMESPACE_DEVICE_POLICY_MANAGER,
+                ENABLE_WORK_PROFILE_TELEPHONY_FLAG,
+                DEFAULT_WORK_PROFILE_TELEPHONY_FLAG);
+    }
+
     @Override
     public void setMtePolicy(int flags) {
         final Set<Integer> allowedModes =
@@ -20180,10 +20197,12 @@ public class DevicePolicyManagerService extends IDevicePolicyManager.Stub {
 
     @Override
     public ManagedSubscriptionsPolicy getManagedSubscriptionsPolicy() {
-        synchronized (getLockObject()) {
-            ActiveAdmin admin = getProfileOwnerOfOrganizationOwnedDeviceLocked();
-            if (admin != null && admin.mManagedSubscriptionsPolicy != null) {
-                return admin.mManagedSubscriptionsPolicy;
+        if (isWorkProfileTelephonyFlagEnabled()) {
+            synchronized (getLockObject()) {
+                ActiveAdmin admin = getProfileOwnerOfOrganizationOwnedDeviceLocked();
+                if (admin != null && admin.mManagedSubscriptionsPolicy != null) {
+                    return admin.mManagedSubscriptionsPolicy;
+                }
             }
         }
         return new ManagedSubscriptionsPolicy(
@@ -20192,9 +20211,13 @@ public class DevicePolicyManagerService extends IDevicePolicyManager.Stub {
 
     @Override
     public void setManagedSubscriptionsPolicy(ManagedSubscriptionsPolicy policy) {
+        if (!isWorkProfileTelephonyFlagEnabled()) {
+            throw new UnsupportedOperationException("This api is not enabled");
+        }
         CallerIdentity caller = getCallerIdentity();
         Preconditions.checkCallAuthorization(isProfileOwnerOfOrganizationOwnedDevice(caller),
-                "This policy can only be set by a profile owner on an organization-owned device.");
+                "This policy can only be set by a profile owner on an organization-owned "
+                        + "device.");
 
         synchronized (getLockObject()) {
             final ActiveAdmin admin = getProfileOwnerLocked(caller.getUserId());
diff --git a/services/tests/servicestests/src/com/android/server/devicepolicy/DevicePolicyManagerTest.java b/services/tests/servicestests/src/com/android/server/devicepolicy/DevicePolicyManagerTest.java
index 4998a6c20e633..60483f11a479a 100644
--- a/services/tests/servicestests/src/com/android/server/devicepolicy/DevicePolicyManagerTest.java
+++ b/services/tests/servicestests/src/com/android/server/devicepolicy/DevicePolicyManagerTest.java
@@ -134,6 +134,7 @@ import android.os.Process;
 import android.os.UserHandle;
 import android.os.UserManager;
 import android.platform.test.annotations.Presubmit;
+import android.provider.DeviceConfig;
 import android.provider.Settings;
 import android.security.KeyChain;
 import android.security.keystore.AttestationUtils;
@@ -259,6 +260,8 @@ public class DevicePolicyManagerTest extends DpmTestBase {
     private static final String PROFILE_OFF_SUSPENSION_TITLE = "suspension_title";
     private static final String PROFILE_OFF_SUSPENSION_TEXT = "suspension_text";
     private static final String PROFILE_OFF_SUSPENSION_SOON_TEXT = "suspension_tomorrow_text";
+    private static final String FLAG_ENABLE_WORK_PROFILE_TELEPHONY =
+            "enable_work_profile_telephony";
 
     @Before
     public void setUp() throws Exception {
@@ -4982,7 +4985,8 @@ public class DevicePolicyManagerTest extends DpmTestBase {
     public void testWipeDataManagedProfileOnOrganizationOwnedDevice() throws Exception {
         setupProfileOwner();
         configureProfileOwnerOfOrgOwnedDevice(admin1, CALLER_USER_HANDLE);
-
+        DeviceConfig.setProperty(DeviceConfig.NAMESPACE_DEVICE_POLICY_MANAGER,
+                FLAG_ENABLE_WORK_PROFILE_TELEPHONY, "true", false);
         // Even if the caller is the managed profile, the current user is the user 0
         when(getServices().iactivityManager.getCurrentUser())
                 .thenReturn(new UserInfo(UserHandle.USER_SYSTEM, "user system", 0));
@@ -5043,6 +5047,8 @@ public class DevicePolicyManagerTest extends DpmTestBase {
         verify(getServices().packageManagerInternal)
                 .unsuspendForSuspendingPackage(PLATFORM_PACKAGE_NAME, UserHandle.USER_SYSTEM);
         verify(getServices().subscriptionManager).setSubscriptionUserHandle(0, null);
+        DeviceConfig.setProperty(DeviceConfig.NAMESPACE_DEVICE_POLICY_MANAGER,
+                FLAG_ENABLE_WORK_PROFILE_TELEPHONY, "false", false);
     }
 
     @Test