diff --git a/telephony/java/android/telephony/CarrierConfigManager.java b/telephony/java/android/telephony/CarrierConfigManager.java
index 63a0ae053a782..805a840388139 100755
--- a/telephony/java/android/telephony/CarrierConfigManager.java
+++ b/telephony/java/android/telephony/CarrierConfigManager.java
@@ -1861,6 +1861,16 @@ public class CarrierConfigManager {
     public static final String KEY_USE_WFC_HOME_NETWORK_MODE_IN_ROAMING_NETWORK_BOOL =
             "use_wfc_home_network_mode_in_roaming_network_bool";
 
+    /**
+     * Flag specifying whether the carrier is allowed to use metered network to download a
+     * certificate of Carrier-WiFi.
+     * {@code false} - default value.
+     *
+     * @hide
+     */
+    public static final String KEY_ALLOW_METERED_NETWORK_FOR_CERT_DOWNLOAD_BOOL =
+            "allow_metered_network_for_cert_download_bool";
+
     /**
      * Carrier specified WiFi networks.
      * @hide
@@ -3008,6 +3018,7 @@ public class CarrierConfigManager {
         sDefaults.putBoolean(KEY_EDITABLE_WFC_ROAMING_MODE_BOOL, false);
         sDefaults.putBoolean(KEY_USE_WFC_HOME_NETWORK_MODE_IN_ROAMING_NETWORK_BOOL, false);
         sDefaults.putBoolean(KEY_STK_DISABLE_LAUNCH_BROWSER_BOOL, false);
+        sDefaults.putBoolean(KEY_ALLOW_METERED_NETWORK_FOR_CERT_DOWNLOAD_BOOL, false);
         sDefaults.putStringArray(KEY_CARRIER_WIFI_STRING_ARRAY, null);
         sDefaults.putInt(KEY_IMSI_ENCODING_METHOD_INT, 2045);
         sDefaults.putInt(KEY_PREF_NETWORK_NOTIFICATION_DELAY_INT, -1);