diff --git a/core/api/system-current.txt b/core/api/system-current.txt
index dad772abc771d..4a0d7711769d3 100644
--- a/core/api/system-current.txt
+++ b/core/api/system-current.txt
@@ -13553,6 +13553,7 @@ package android.telephony {
     field public static final String ACTION_SIM_SLOT_STATUS_CHANGED = "android.telephony.action.SIM_SLOT_STATUS_CHANGED";
     field public static final int ALLOWED_NETWORK_TYPES_REASON_ENABLE_2G = 3; // 0x3
     field public static final int ALLOWED_NETWORK_TYPES_REASON_POWER = 1; // 0x1
+    field public static final int ALLOWED_NETWORK_TYPES_REASON_USER_RESTRICTIONS = 4; // 0x4
     field public static final int CALL_WAITING_STATUS_DISABLED = 2; // 0x2
     field public static final int CALL_WAITING_STATUS_ENABLED = 1; // 0x1
     field public static final int CALL_WAITING_STATUS_FDN_CHECK_FAILURE = 5; // 0x5
diff --git a/telephony/java/android/telephony/TelephonyManager.java b/telephony/java/android/telephony/TelephonyManager.java
index 70d82701da66d..a081bc3209216 100644
--- a/telephony/java/android/telephony/TelephonyManager.java
+++ b/telephony/java/android/telephony/TelephonyManager.java
@@ -9358,7 +9358,8 @@ public class TelephonyManager {
             ALLOWED_NETWORK_TYPES_REASON_USER,
             ALLOWED_NETWORK_TYPES_REASON_POWER,
             ALLOWED_NETWORK_TYPES_REASON_CARRIER,
-            ALLOWED_NETWORK_TYPES_REASON_ENABLE_2G
+            ALLOWED_NETWORK_TYPES_REASON_ENABLE_2G,
+            ALLOWED_NETWORK_TYPES_REASON_USER_RESTRICTIONS,
     })
     @Retention(RetentionPolicy.SOURCE)
     public @interface AllowedNetworkTypesReason {
@@ -9396,6 +9397,15 @@ public class TelephonyManager {
     @SystemApi
     public static final int ALLOWED_NETWORK_TYPES_REASON_ENABLE_2G = 3;
 
+    /**
+     * To indicate allowed network type change is requested by an update to the
+     * {@link android.os.UserManager.DISALLOW_CELLULAR_2G} user restriction.
+     *
+     * @hide
+     */
+    @SystemApi
+    public static final int ALLOWED_NETWORK_TYPES_REASON_USER_RESTRICTIONS = 4;
+
     /**
      * Set the allowed network types of the device and provide the reason triggering the allowed
      * network change.
@@ -9488,6 +9498,7 @@ public class TelephonyManager {
             case TelephonyManager.ALLOWED_NETWORK_TYPES_REASON_POWER:
             case TelephonyManager.ALLOWED_NETWORK_TYPES_REASON_CARRIER:
             case TelephonyManager.ALLOWED_NETWORK_TYPES_REASON_ENABLE_2G:
+            case ALLOWED_NETWORK_TYPES_REASON_USER_RESTRICTIONS:
                 return true;
         }
         return false;