diff --git a/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/IBluetoothAudioPort.aidl b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/IBluetoothAudioPort.aidl
index cc3c6419de..0033fee41e 100644
--- a/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/IBluetoothAudioPort.aidl
+++ b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/IBluetoothAudioPort.aidl
@@ -41,5 +41,4 @@ interface IBluetoothAudioPort {
   void updateSourceMetadata(in android.hardware.audio.common.SourceMetadata sourceMetadata);
   void updateSinkMetadata(in android.hardware.audio.common.SinkMetadata sinkMetadata);
   void setLatencyMode(in android.hardware.bluetooth.audio.LatencyMode latencyMode);
-  void setCodecType(in android.hardware.bluetooth.audio.CodecType codecType);
 }
diff --git a/bluetooth/audio/aidl/android/hardware/bluetooth/audio/IBluetoothAudioPort.aidl b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/IBluetoothAudioPort.aidl
index 81c2ce29cd..9f8007beaa 100644
--- a/bluetooth/audio/aidl/android/hardware/bluetooth/audio/IBluetoothAudioPort.aidl
+++ b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/IBluetoothAudioPort.aidl
@@ -87,11 +87,4 @@ interface IBluetoothAudioPort {
      * @param latencyMode latency mode from audio
      */
     void setLatencyMode(in LatencyMode latencyMode);
-
-    /**
-     * Called when codec type is changed.
-     *
-     * @param codecType codec type from audio
-     */
-    void setCodecType(in CodecType codecType);
 }
diff --git a/bluetooth/audio/utils/aidl_session/BluetoothAudioSession.cpp b/bluetooth/audio/utils/aidl_session/BluetoothAudioSession.cpp
index b90a656f79..71878286a1 100644
--- a/bluetooth/audio/utils/aidl_session/BluetoothAudioSession.cpp
+++ b/bluetooth/audio/utils/aidl_session/BluetoothAudioSession.cpp
@@ -545,21 +545,6 @@ void BluetoothAudioSession::SetLatencyMode(LatencyMode latency_mode) {
   }
 }
 
-void BluetoothAudioSession::SetCodecType(CodecType codec_type) {
-  std::lock_guard<std::recursive_mutex> guard(mutex_);
-  if (!IsSessionReady()) {
-    LOG(DEBUG) << __func__ << " - SessionType=" << toString(session_type_)
-               << " has NO session";
-    return;
-  }
-
-  auto hal_retval = stack_iface_->setCodecType(codec_type);
-  if (!hal_retval.isOk()) {
-    LOG(WARNING) << __func__ << " - IBluetoothAudioPort SessionType="
-                 << toString(session_type_) << " failed";
-  }
-}
-
 bool BluetoothAudioSession::IsAidlAvailable() {
   if (is_aidl_checked) return is_aidl_available;
   is_aidl_available =
diff --git a/bluetooth/audio/utils/aidl_session/BluetoothAudioSession.h b/bluetooth/audio/utils/aidl_session/BluetoothAudioSession.h
index 7725331781..6e390cc16a 100644
--- a/bluetooth/audio/utils/aidl_session/BluetoothAudioSession.h
+++ b/bluetooth/audio/utils/aidl_session/BluetoothAudioSession.h
@@ -182,7 +182,6 @@ class BluetoothAudioSession {
   void UpdateSourceMetadata(const struct source_metadata& source_metadata);
   void UpdateSinkMetadata(const struct sink_metadata& sink_metadata);
   void SetLatencyMode(LatencyMode latency_mode);
-  void SetCodecType(CodecType codec_type);
 
   // The control function writes stream to FMQ
   size_t OutWritePcmData(const void* buffer, size_t bytes);