diff --git a/framework/src/com/android/connectivity/aidl/INetworkAgent.aidl b/framework/src/com/android/connectivity/aidl/INetworkAgent.aidl
index 1af9e76..64b5567 100644
--- a/framework/src/com/android/connectivity/aidl/INetworkAgent.aidl
+++ b/framework/src/com/android/connectivity/aidl/INetworkAgent.aidl
@@ -16,6 +16,7 @@
 package com.android.connectivity.aidl;
 
 import android.net.NattKeepalivePacketData;
+import android.net.QosFilterParcelable;
 import android.net.TcpKeepalivePacketData;
 
 import com.android.connectivity.aidl.INetworkAgentRegistry;
@@ -43,4 +44,6 @@
     void onAddTcpKeepalivePacketFilter(int slot,
         in TcpKeepalivePacketData packetData);
     void onRemoveKeepalivePacketFilter(int slot);
+    void onQosFilterCallbackRegistered(int qosCallbackId, in QosFilterParcelable filterParcel);
+    void onQosCallbackUnregistered(int qosCallbackId);
 }
diff --git a/framework/src/com/android/connectivity/aidl/INetworkAgentRegistry.aidl b/framework/src/com/android/connectivity/aidl/INetworkAgentRegistry.aidl
index d42a340..f0193db 100644
--- a/framework/src/com/android/connectivity/aidl/INetworkAgentRegistry.aidl
+++ b/framework/src/com/android/connectivity/aidl/INetworkAgentRegistry.aidl
@@ -19,6 +19,8 @@
 import android.net.Network;
 import android.net.NetworkCapabilities;
 import android.net.NetworkInfo;
+import android.net.QosSession;
+import android.telephony.data.EpsBearerQosSessionAttributes;
 
 /**
  * Interface for NetworkAgents to send network network properties.
@@ -33,4 +35,7 @@
     void sendExplicitlySelected(boolean explicitlySelected, boolean acceptPartial);
     void sendSocketKeepaliveEvent(int slot, int reason);
     void sendUnderlyingNetworks(in @nullable List<Network> networks);
+    void sendEpsQosSessionAvailable(int callbackId, in QosSession session, in EpsBearerQosSessionAttributes attributes);
+    void sendQosSessionLost(int qosCallbackId, in QosSession session);
+    void sendQosCallbackError(int qosCallbackId, int exceptionType);
 }