diff --git a/core/java/android/hardware/face/FaceSensorProperties.java b/core/java/android/hardware/face/FaceSensorProperties.java
index e3b2fbb6c614c..1015724a485d5 100644
--- a/core/java/android/hardware/face/FaceSensorProperties.java
+++ b/core/java/android/hardware/face/FaceSensorProperties.java
@@ -25,20 +25,36 @@ import android.os.Parcelable;
  */
 public class FaceSensorProperties implements Parcelable {
 
+    /**
+     * A statically configured ID representing this sensor. Sensor IDs must be unique across all
+     * biometrics across the device, starting at 0, and in increments of 1.
+     */
     public final int sensorId;
+    /**
+     * True if the sensor is able to perform generic face detection, without running the
+     * matching algorithm, and without affecting the lockout counter.
+     */
     public final boolean supportsFaceDetection;
+    /**
+     * True if the sensor is able to provide self illumination in dark scenarios, without support
+     * from above the HAL.
+     */
+    public final boolean supportsSelfIllumination;
 
     /**
      * Initializes SensorProperties with specified values
      */
-    public FaceSensorProperties(int sensorId, boolean supportsFaceDetection) {
+    public FaceSensorProperties(int sensorId, boolean supportsFaceDetection,
+            boolean supportsSelfIllumination) {
         this.sensorId = sensorId;
         this.supportsFaceDetection = supportsFaceDetection;
+        this.supportsSelfIllumination = supportsSelfIllumination;
     }
 
     protected FaceSensorProperties(Parcel in) {
         sensorId = in.readInt();
         supportsFaceDetection = in.readBoolean();
+        supportsSelfIllumination = in.readBoolean();
     }
 
     public static final Creator<FaceSensorProperties> CREATOR =
@@ -63,5 +79,6 @@ public class FaceSensorProperties implements Parcelable {
     public void writeToParcel(Parcel dest, int flags) {
         dest.writeInt(sensorId);
         dest.writeBoolean(supportsFaceDetection);
+        dest.writeBoolean(supportsSelfIllumination);
     }
 }
diff --git a/core/res/res/values/config.xml b/core/res/res/values/config.xml
index 613111d512be4..5f2e4f905b1ce 100644
--- a/core/res/res/values/config.xml
+++ b/core/res/res/values/config.xml
@@ -4212,15 +4212,20 @@
     </integer-array>
 
     <!-- Messages that should not be shown to the user during face authentication, on
-     BiometricPrompt. This should be used to hide messages that may be too chatty or messages that
-     the user can't do much about. Entries are defined in
-     android.hardware.biometrics.face@1.0 types.hal -->
+         BiometricPrompt. This should be used to hide messages that may be too chatty or messages
+         that the user can't do much about. Entries are defined in
+         android.hardware.biometrics.face@1.0 types.hal -->
     <integer-array name="config_face_acquire_biometricprompt_ignorelist" translatable="false" >
     </integer-array>
     <!-- Same as the above, but are defined by vendorCodes -->
     <integer-array name="config_face_acquire_vendor_biometricprompt_ignorelist" translatable="false" >
     </integer-array>
 
+    <!-- True if the sensor is able to provide self illumination in dark secnarios, without  support
+         from above the HAL. This configuration is only applicable to IBiometricsFace@1.0 and its
+         minor revisions. -->
+    <bool name="config_faceAuthSupportsSelfIllumination">true</bool>
+
     <!-- If face auth sends the user directly to home/last open app, or stays on keyguard -->
     <bool name="config_faceAuthDismissesKeyguard">true</bool>
 
diff --git a/core/res/res/values/symbols.xml b/core/res/res/values/symbols.xml
index 781e7cff44703..35ce780d34080 100644
--- a/core/res/res/values/symbols.xml
+++ b/core/res/res/values/symbols.xml
@@ -2514,6 +2514,7 @@
   <java-symbol type="array" name="config_face_acquire_vendor_keyguard_ignorelist" />
   <java-symbol type="array" name="config_face_acquire_biometricprompt_ignorelist" />
   <java-symbol type="array" name="config_face_acquire_vendor_biometricprompt_ignorelist" />
+  <java-symbol type="bool" name="config_faceAuthSupportsSelfIllumination" />
   <java-symbol type="bool" name="config_faceAuthDismissesKeyguard" />
 
   <!-- Face config -->
diff --git a/packages/SystemUI/tests/src/com/android/keyguard/KeyguardUpdateMonitorTest.java b/packages/SystemUI/tests/src/com/android/keyguard/KeyguardUpdateMonitorTest.java
index a0e5f73b6a4cb..11920233e4037 100644
--- a/packages/SystemUI/tests/src/com/android/keyguard/KeyguardUpdateMonitorTest.java
+++ b/packages/SystemUI/tests/src/com/android/keyguard/KeyguardUpdateMonitorTest.java
@@ -182,7 +182,7 @@ public class KeyguardUpdateMonitorTest extends SysuiTestCase {
         // IBiometricsFace@1.0 does not support detection, only authentication.
         when(mFaceSensorProperties.isEmpty()).thenReturn(false);
         when(mFaceSensorProperties.get(anyInt())).thenReturn(new FaceSensorProperties(0 /* id */,
-                false /* supportsFaceDetection */));
+                false /* supportsFaceDetection */, true /* supportsSelfIllumination */));
 
         when(mFingerprintManager.isHardwareDetected()).thenReturn(true);
         when(mFingerprintManager.hasEnrolledTemplates(anyInt())).thenReturn(true);
diff --git a/services/core/java/com/android/server/biometrics/sensors/face/Face10.java b/services/core/java/com/android/server/biometrics/sensors/face/Face10.java
index 7dd6217016eb8..32bb2db77ddcd 100644
--- a/services/core/java/com/android/server/biometrics/sensors/face/Face10.java
+++ b/services/core/java/com/android/server/biometrics/sensors/face/Face10.java
@@ -45,6 +45,7 @@ import android.os.UserManager;
 import android.provider.Settings;
 import android.util.Slog;
 
+import com.android.internal.R;
 import com.android.internal.util.FrameworkStatsLog;
 import com.android.server.biometrics.Utils;
 import com.android.server.biometrics.sensors.AcquisitionClient;
@@ -275,7 +276,10 @@ class Face10 implements IHwBinder.DeathRecipient {
 
     Face10(@NonNull Context context, int sensorId,
             @NonNull LockoutResetDispatcher lockoutResetDispatcher) {
-        mFaceSensorProperties = new FaceSensorProperties(sensorId, false /* supportsFaceDetect */);
+        final boolean supportsSelfIllumination = context.getResources()
+                .getBoolean(R.bool.config_faceAuthSupportsSelfIllumination);
+        mFaceSensorProperties = new FaceSensorProperties(sensorId, false /* supportsFaceDetect */,
+                supportsSelfIllumination);
         mContext = context;
         mSensorId = sensorId;
         mScheduler = new BiometricScheduler(TAG, null /* gestureAvailabilityTracker */);