diff --git a/src/com/android/phone/EmergencyCallbackModeExitDialog.java b/src/com/android/phone/EmergencyCallbackModeExitDialog.java
index dcfa024..6edc155 100644
--- a/src/com/android/phone/EmergencyCallbackModeExitDialog.java
+++ b/src/com/android/phone/EmergencyCallbackModeExitDialog.java
@@ -300,8 +300,14 @@
             return String.format(getResources().getQuantityText(
                     R.plurals.alert_dialog_not_avaialble_in_ecm, minutes).toString(), time);
         case EXIT_ECM_DIALOG:
-            return String.format(getResources().getQuantityText(R.plurals.alert_dialog_exit_ecm,
-                    minutes).toString(), time);
+                boolean shouldRestrictData = mPhone.getImsPhone() != null
+                        && mPhone.getImsPhone().isInImsEcm();
+                return String.format(getResources().getQuantityText(
+                        // During IMS ECM, data restriction hint should be removed.
+                        shouldRestrictData
+                        ? R.plurals.alert_dialog_exit_ecm_without_data_restriction_hint
+                        : R.plurals.alert_dialog_exit_ecm,
+                        minutes).toString(), time);
         }
         return null;
     }
diff --git a/src/com/android/phone/EmergencyCallbackModeService.java b/src/com/android/phone/EmergencyCallbackModeService.java
index 41d83c4..012a670 100644
--- a/src/com/android/phone/EmergencyCallbackModeService.java
+++ b/src/com/android/phone/EmergencyCallbackModeService.java
@@ -194,7 +194,11 @@
         // Format notification string
         String text = null;
         if(mInEmergencyCall) {
-            text = getText(R.string.phone_in_ecm_call_notification_text).toString();
+            text = getText(
+                    // During IMS ECM, data restriction hint should be removed.
+                    (imsPhone != null && imsPhone.isInImsEcm())
+                    ? R.string.phone_in_ecm_call_notification_text_without_data_restriction_hint
+                    : R.string.phone_in_ecm_call_notification_text).toString();
         } else {
             // Calculate the time in ms when the notification will be finished.
             long finishedCountMs = millisUntilFinished + System.currentTimeMillis();
@@ -205,7 +209,11 @@
 
             String completeTime = SimpleDateFormat.getTimeInstance(SimpleDateFormat.SHORT).format(
                     finishedCountMs);
-            text = getResources().getString(R.string.phone_in_ecm_notification_complete_time,
+            text = getResources().getString(
+                    // During IMS ECM, data restriction hint should be removed.
+                    (imsPhone != null && imsPhone.isInImsEcm())
+                    ? R.string.phone_in_ecm_notification_complete_time_without_data_restriction_hint
+                    : R.string.phone_in_ecm_notification_complete_time,
                     completeTime);
         }
         builder.setContentText(text);