diff --git a/telephony/java/android/telephony/CarrierConfigManager.java b/telephony/java/android/telephony/CarrierConfigManager.java
index a760e305bcec1..102d0f7a86b71 100644
--- a/telephony/java/android/telephony/CarrierConfigManager.java
+++ b/telephony/java/android/telephony/CarrierConfigManager.java
@@ -1018,6 +1018,26 @@ public class CarrierConfigManager {
      */
     public static final String KEY_CARRIER_NAME_STRING = "carrier_name_string";
 
+    /**
+     * Override the registered PLMN name using #KEY_CDMA_HOME_REGISTERED_PLMN_NAME_STRING.
+     *
+     * If true, then the registered PLMN name (only for CDMA/CDMA-LTE and only when not roaming)
+     * will be #KEY_CDMA_HOME_REGISTERED_PLMN_NAME_STRING. If false, or if phone type is not
+     * CDMA/CDMA-LTE or if roaming, then #KEY_CDMA_HOME_REGISTERED_PLMN_NAME_STRING will be ignored.
+     * @hide
+     */
+    public static final String KEY_CDMA_HOME_REGISTERED_PLMN_NAME_OVERRIDE_BOOL =
+            "cdma_home_registered_plmn_name_override_bool";
+
+    /**
+     * String to identify registered PLMN name in CarrierConfig app. This string overrides
+     * registered PLMN name if #KEY_CDMA_HOME_REGISTERED_PLMN_NAME_OVERRIDE_BOOL is true, phone type
+     * is CDMA/CDMA-LTE and device is not in roaming state; otherwise, it will be ignored.
+     * @hide
+     */
+    public static final String KEY_CDMA_HOME_REGISTERED_PLMN_NAME_STRING =
+            "cdma_home_registered_plmn_name_string";
+
     /**
      * If this is true, the SIM card (through Customer Service Profile EF file) will be able to
      * prevent manual operator selection. If false, this SIM setting will be ignored and manual
@@ -1536,7 +1556,7 @@ public class CarrierConfigManager {
     public static final String KEY_EDITABLE_WFC_ROAMING_MODE_BOOL =
             "editable_wfc_roaming_mode_bool";
 
-   /**
+    /**
      * Determine whether current lpp_mode used for E-911 needs to be kept persistently.
      * {@code false} - not keeping the lpp_mode means using default configuration of gps.conf
      *                 when sim is not presented.
@@ -2078,6 +2098,8 @@ public class CarrierConfigManager {
         sDefaults.putBoolean(KEY_CONFIG_WIFI_DISABLE_IN_ECBM, false);
         sDefaults.putBoolean(KEY_CARRIER_NAME_OVERRIDE_BOOL, false);
         sDefaults.putString(KEY_CARRIER_NAME_STRING, "");
+        sDefaults.putBoolean(KEY_CDMA_HOME_REGISTERED_PLMN_NAME_OVERRIDE_BOOL, false);
+        sDefaults.putString(KEY_CDMA_HOME_REGISTERED_PLMN_NAME_STRING, "");
         sDefaults.putBoolean(KEY_SUPPORT_DIRECT_FDN_DIALING_BOOL, false);
         sDefaults.putBoolean(KEY_CARRIER_DEFAULT_DATA_ROAMING_ENABLED_BOOL, false);
         sDefaults.putBoolean(KEY_SKIP_CF_FAIL_TO_DISABLE_DIALOG_BOOL, false);