diff --git a/include/input/Input.h b/include/input/Input.h
index 68d0872..296b47a 100644
--- a/include/input/Input.h
+++ b/include/input/Input.h
@@ -43,6 +43,13 @@
  * Additional private constants not defined in ndk/ui/input.h.
  */
 enum {
+#ifdef __linux__
+    /* This event was generated or modified by accessibility service. */
+    AKEY_EVENT_FLAG_IS_ACCESSIBILITY_EVENT =
+            android::os::IInputConstants::INPUT_EVENT_FLAG_IS_ACCESSIBILITY_EVENT, // 0x800,
+#else
+    AKEY_EVENT_FLAG_IS_ACCESSIBILITY_EVENT = 0x800;
+#endif
     /* Signifies that the key is being predispatched */
     AKEY_EVENT_FLAG_PREDISPATCH = 0x20000000,
 
@@ -81,6 +88,16 @@
      */
     AMOTION_EVENT_FLAG_NO_FOCUS_CHANGE = 0x40,
 
+#ifdef __linux__
+    /**
+     * This event was generated or modified by accessibility service.
+     */
+    AMOTION_EVENT_FLAG_IS_ACCESSIBILITY_EVENT =
+            android::os::IInputConstants::INPUT_EVENT_FLAG_IS_ACCESSIBILITY_EVENT, // 0x800,
+#else
+    AMOTION_EVENT_FLAG_IS_ACCESSIBILITY_EVENT = 0x800;
+#endif
+
     /* Motion event is inconsistent with previously sent motion events. */
     AMOTION_EVENT_FLAG_TAINTED = 0x80000000,
 };
@@ -89,14 +106,15 @@
  * Allowed VerifiedKeyEvent flags. All other flags from KeyEvent do not get verified.
  * These values must be kept in sync with VerifiedKeyEvent.java
  */
-constexpr int32_t VERIFIED_KEY_EVENT_FLAGS = AKEY_EVENT_FLAG_CANCELED;
+constexpr int32_t VERIFIED_KEY_EVENT_FLAGS =
+        AKEY_EVENT_FLAG_CANCELED | AKEY_EVENT_FLAG_IS_ACCESSIBILITY_EVENT;
 
 /**
  * Allowed VerifiedMotionEventFlags. All other flags from MotionEvent do not get verified.
  * These values must be kept in sync with VerifiedMotionEvent.java
  */
-constexpr int32_t VERIFIED_MOTION_EVENT_FLAGS =
-        AMOTION_EVENT_FLAG_WINDOW_IS_OBSCURED | AMOTION_EVENT_FLAG_WINDOW_IS_PARTIALLY_OBSCURED;
+constexpr int32_t VERIFIED_MOTION_EVENT_FLAGS = AMOTION_EVENT_FLAG_WINDOW_IS_OBSCURED |
+        AMOTION_EVENT_FLAG_WINDOW_IS_PARTIALLY_OBSCURED | AMOTION_EVENT_FLAG_IS_ACCESSIBILITY_EVENT;
 
 /**
  * This flag indicates that the point up event has been canceled.
@@ -213,16 +231,14 @@
     POLICY_FLAG_GESTURE = 0x00000008,
 
     POLICY_FLAG_RAW_MASK = 0x0000ffff,
-#ifdef __linux__
-    POLICY_FLAG_INPUTFILTER_TRUSTED = android::os::IInputConstants::POLICY_FLAG_INPUTFILTER_TRUSTED,
 
+#ifdef __linux__
     POLICY_FLAG_INJECTED_FROM_ACCESSIBILITY =
             android::os::IInputConstants::POLICY_FLAG_INJECTED_FROM_ACCESSIBILITY,
 #else
-    POLICY_FLAG_INPUTFILTER_TRUSTED = 0x10000,
-
     POLICY_FLAG_INJECTED_FROM_ACCESSIBILITY = 0x20000,
 #endif
+
     /* These flags are set by the input dispatcher. */
 
     // Indicates that the input event was injected.
diff --git a/include/input/InputDevice.h b/include/input/InputDevice.h
index 1955104..7f0324a 100644
--- a/include/input/InputDevice.h
+++ b/include/input/InputDevice.h
@@ -318,8 +318,6 @@
         const std::string& name, InputDeviceConfigurationFileType type);
 
 enum ReservedInputDeviceId : int32_t {
-    // Device id assigned to input events generated inside accessibility service
-    ACCESSIBILITY_DEVICE_ID = -2,
     // Device id of a special "virtual" keyboard that is always present.
     VIRTUAL_KEYBOARD_ID = -1,
     // Device id of the "built-in" keyboard if there is one.
diff --git a/libs/input/android/os/IInputConstants.aidl b/libs/input/android/os/IInputConstants.aidl
index 3038d9d..474a1e4 100644
--- a/libs/input/android/os/IInputConstants.aidl
+++ b/libs/input/android/os/IInputConstants.aidl
@@ -42,16 +42,15 @@
     const int INVALID_INPUT_EVENT_ID = 0;
 
     /**
-     * The injected event was originally sent from InputDispatcher. Most likely, the journey of the
-     * event looked as follows:
-     * InputDispatcherPolicyInterface::filterInputEvent -> InputFilter.java::onInputEvent ->
-     * InputFilter.java::sendInputEvent -> InputDispatcher::injectInputEvent, without being modified
-     * along the way.
-     */
-    const int POLICY_FLAG_INPUTFILTER_TRUSTED = 0x10000;
-
-    /**
-     * The input event was injected from accessibility
+     * The input event was injected from accessibility. Used in policyFlags for input event
+     * injection.
      */
     const int POLICY_FLAG_INJECTED_FROM_ACCESSIBILITY = 0x20000;
+
+    /**
+     * The input event was generated or modified by accessibility service.
+     * Shared by both KeyEvent and MotionEvent flags, so this value should not overlap with either
+     * set of flags, including in input/Input.h and in android/input.h.
+     */
+    const int INPUT_EVENT_FLAG_IS_ACCESSIBILITY_EVENT = 0x800;
 }
diff --git a/services/inputflinger/TEST_MAPPING b/services/inputflinger/TEST_MAPPING
index dc0e60c..6fdb046 100644
--- a/services/inputflinger/TEST_MAPPING
+++ b/services/inputflinger/TEST_MAPPING
@@ -32,6 +32,15 @@
       ]
     },
     {
+      "name": "FrameworksCoreTests",
+      "options": [
+        {
+          "include-filter": "android.view.VerifiedKeyEventTest",
+          "include-filter": "android.view.VerifiedMotionEventTest"
+        }
+      ]
+    },
+    {
       "name": "CtsSecurityTestCases",
       "options": [
         {
diff --git a/services/inputflinger/dispatcher/InputDispatcher.cpp b/services/inputflinger/dispatcher/InputDispatcher.cpp
index abe59d3..4835795 100644
--- a/services/inputflinger/dispatcher/InputDispatcher.cpp
+++ b/services/inputflinger/dispatcher/InputDispatcher.cpp
@@ -3790,7 +3790,7 @@
         if (shouldSendKeyToInputFilterLocked(args)) {
             mLock.unlock();
 
-            policyFlags |= POLICY_FLAG_FILTERED | POLICY_FLAG_INPUTFILTER_TRUSTED;
+            policyFlags |= POLICY_FLAG_FILTERED;
             if (!mPolicy->filterInputEvent(&event, policyFlags)) {
                 return; // event was consumed by the filter
             }
@@ -4013,16 +4013,14 @@
     }
 
     // For all injected events, set device id = VIRTUAL_KEYBOARD_ID. The only exception is events
-    // that have gone through the InputFilter. If the event passed through the InputFilter,
-    // but did not get modified, assign the provided device id. If the InputFilter modifies the
-    // events in any way, it is responsible for removing this flag.
-    // If the injected event originated from accessibility, assign the accessibility device id,
-    // so that it can be distinguished from regular injected events.
+    // that have gone through the InputFilter. If the event passed through the InputFilter, assign
+    // the provided device id. If the InputFilter is accessibility, and it modifies or synthesizes
+    // the injected event, it is responsible for setting POLICY_FLAG_INJECTED_FROM_ACCESSIBILITY.
+    // For those events, we will set FLAG_IS_ACCESSIBILITY_EVENT to allow apps to distinguish them
+    // from events that originate from actual hardware.
     int32_t resolvedDeviceId = VIRTUAL_KEYBOARD_ID;
-    if (policyFlags & POLICY_FLAG_INPUTFILTER_TRUSTED) {
+    if (policyFlags & POLICY_FLAG_FILTERED) {
         resolvedDeviceId = event->getDeviceId();
-    } else if (policyFlags & POLICY_FLAG_INJECTED_FROM_ACCESSIBILITY) {
-        resolvedDeviceId = ACCESSIBILITY_DEVICE_ID;
     }
 
     std::queue<std::unique_ptr<EventEntry>> injectedEntries;
@@ -4035,6 +4033,9 @@
             }
 
             int32_t flags = incomingKey.getFlags();
+            if (policyFlags & POLICY_FLAG_INJECTED_FROM_ACCESSIBILITY) {
+                flags |= AKEY_EVENT_FLAG_IS_ACCESSIBILITY_EVENT;
+            }
             int32_t keyCode = incomingKey.getKeyCode();
             int32_t metaState = incomingKey.getMetaState();
             accelerateMetaShortcuts(resolvedDeviceId, action,
@@ -4076,6 +4077,7 @@
             size_t pointerCount = motionEvent.getPointerCount();
             const PointerProperties* pointerProperties = motionEvent.getPointerProperties();
             int32_t actionButton = motionEvent.getActionButton();
+            int32_t flags = motionEvent.getFlags();
             int32_t displayId = motionEvent.getDisplayId();
             if (!validateMotionEvent(action, actionButton, pointerCount, pointerProperties)) {
                 return InputEventInjectionResult::FAILED;
@@ -4091,6 +4093,10 @@
                 }
             }
 
+            if (policyFlags & POLICY_FLAG_INJECTED_FROM_ACCESSIBILITY) {
+                flags |= AMOTION_EVENT_FLAG_IS_ACCESSIBILITY_EVENT;
+            }
+
             mLock.lock();
             const nsecs_t* sampleEventTimes = motionEvent.getSampleEventTimes();
             const PointerCoords* samplePointerCoords = motionEvent.getSamplePointerCoords();
@@ -4098,8 +4104,7 @@
                     std::make_unique<MotionEntry>(motionEvent.getId(), *sampleEventTimes,
                                                   resolvedDeviceId, motionEvent.getSource(),
                                                   motionEvent.getDisplayId(), policyFlags, action,
-                                                  actionButton, motionEvent.getFlags(),
-                                                  motionEvent.getMetaState(),
+                                                  actionButton, flags, motionEvent.getMetaState(),
                                                   motionEvent.getButtonState(),
                                                   motionEvent.getClassification(),
                                                   motionEvent.getEdgeFlags(),
@@ -4119,7 +4124,7 @@
                         std::make_unique<MotionEntry>(motionEvent.getId(), *sampleEventTimes,
                                                       resolvedDeviceId, motionEvent.getSource(),
                                                       motionEvent.getDisplayId(), policyFlags,
-                                                      action, actionButton, motionEvent.getFlags(),
+                                                      action, actionButton, flags,
                                                       motionEvent.getMetaState(),
                                                       motionEvent.getButtonState(),
                                                       motionEvent.getClassification(),
diff --git a/services/inputflinger/tests/InputDispatcher_test.cpp b/services/inputflinger/tests/InputDispatcher_test.cpp
index 86a1515..6cad839 100644
--- a/services/inputflinger/tests/InputDispatcher_test.cpp
+++ b/services/inputflinger/tests/InputDispatcher_test.cpp
@@ -3160,7 +3160,8 @@
         mWindow->consumeFocusEvent(true);
     }
 
-    void testInjectedKey(int32_t policyFlags, int32_t injectedDeviceId, int32_t resolvedDeviceId) {
+    void testInjectedKey(int32_t policyFlags, int32_t injectedDeviceId, int32_t resolvedDeviceId,
+                         int32_t flags) {
         KeyEvent event;
 
         const nsecs_t eventTime = systemTime(SYSTEM_TIME_MONOTONIC);
@@ -3177,6 +3178,45 @@
         InputEvent* received = mWindow->consume();
         ASSERT_NE(nullptr, received);
         ASSERT_EQ(resolvedDeviceId, received->getDeviceId());
+        ASSERT_EQ(received->getType(), AINPUT_EVENT_TYPE_KEY);
+        KeyEvent& keyEvent = static_cast<KeyEvent&>(*received);
+        ASSERT_EQ(flags, keyEvent.getFlags());
+    }
+
+    void testInjectedMotion(int32_t policyFlags, int32_t injectedDeviceId, int32_t resolvedDeviceId,
+                            int32_t flags) {
+        MotionEvent event;
+        PointerProperties pointerProperties[1];
+        PointerCoords pointerCoords[1];
+        pointerProperties[0].clear();
+        pointerProperties[0].id = 0;
+        pointerCoords[0].clear();
+        pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_X, 300);
+        pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_Y, 400);
+
+        ui::Transform identityTransform;
+        const nsecs_t eventTime = systemTime(SYSTEM_TIME_MONOTONIC);
+        event.initialize(InputEvent::nextId(), injectedDeviceId, AINPUT_SOURCE_TOUCHSCREEN,
+                         DISPLAY_ID, INVALID_HMAC, AMOTION_EVENT_ACTION_DOWN, 0, 0,
+                         AMOTION_EVENT_EDGE_FLAG_NONE, AMETA_NONE, 0, MotionClassification::NONE,
+                         identityTransform, 0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
+                         AMOTION_EVENT_INVALID_CURSOR_POSITION,
+                         0 /*AMOTION_EVENT_INVALID_DISPLAY_SIZE*/,
+                         0 /*AMOTION_EVENT_INVALID_DISPLAY_SIZE*/, eventTime, eventTime,
+                         /*pointerCount*/ 1, pointerProperties, pointerCoords);
+
+        const int32_t additionalPolicyFlags = POLICY_FLAG_PASS_TO_USER;
+        ASSERT_EQ(InputEventInjectionResult::SUCCEEDED,
+                  mDispatcher->injectInputEvent(&event, INJECTOR_PID, INJECTOR_UID,
+                                                InputEventInjectionSync::WAIT_FOR_RESULT, 10ms,
+                                                policyFlags | additionalPolicyFlags));
+
+        InputEvent* received = mWindow->consume();
+        ASSERT_NE(nullptr, received);
+        ASSERT_EQ(resolvedDeviceId, received->getDeviceId());
+        ASSERT_EQ(received->getType(), AINPUT_EVENT_TYPE_MOTION);
+        MotionEvent& motionEvent = static_cast<MotionEvent&>(*received);
+        ASSERT_EQ(flags, motionEvent.getFlags());
     }
 
 private:
@@ -3184,20 +3224,29 @@
 };
 
 TEST_F(InputFilterInjectionPolicyTest, TrustedFilteredEvents_KeepOriginalDeviceId) {
-    // We don't need POLICY_FLAG_FILTERED here, but it will be set in practice, so keep it to make
-    // the test more closely resemble the real usage
-    testInjectedKey(POLICY_FLAG_FILTERED | POLICY_FLAG_INPUTFILTER_TRUSTED, 3 /*injectedDeviceId*/,
-                    3 /*resolvedDeviceId*/);
+    // Must have POLICY_FLAG_FILTERED here to indicate that the event has gone through the input
+    // filter. Without it, the event will no different from a regularly injected event, and the
+    // injected device id will be overwritten.
+    testInjectedKey(POLICY_FLAG_FILTERED, 3 /*injectedDeviceId*/, 3 /*resolvedDeviceId*/,
+                    0 /*flags*/);
 }
 
-TEST_F(InputFilterInjectionPolicyTest, EventsInjectedFromAccessibility_HaveAccessibilityDeviceId) {
+TEST_F(InputFilterInjectionPolicyTest, KeyEventsInjectedFromAccessibility_HaveAccessibilityFlag) {
     testInjectedKey(POLICY_FLAG_FILTERED | POLICY_FLAG_INJECTED_FROM_ACCESSIBILITY,
-                    3 /*injectedDeviceId*/, ACCESSIBILITY_DEVICE_ID /*resolvedDeviceId*/);
+                    3 /*injectedDeviceId*/, 3 /*resolvedDeviceId*/,
+                    AKEY_EVENT_FLAG_IS_ACCESSIBILITY_EVENT);
+}
+
+TEST_F(InputFilterInjectionPolicyTest,
+       MotionEventsInjectedFromAccessibility_HaveAccessibilityFlag) {
+    testInjectedMotion(POLICY_FLAG_FILTERED | POLICY_FLAG_INJECTED_FROM_ACCESSIBILITY,
+                       3 /*injectedDeviceId*/, 3 /*resolvedDeviceId*/,
+                       AMOTION_EVENT_FLAG_IS_ACCESSIBILITY_EVENT);
 }
 
 TEST_F(InputFilterInjectionPolicyTest, RegularInjectedEvents_ReceiveVirtualDeviceId) {
     testInjectedKey(0 /*policyFlags*/, 3 /*injectedDeviceId*/,
-                    VIRTUAL_KEYBOARD_ID /*resolvedDeviceId*/);
+                    VIRTUAL_KEYBOARD_ID /*resolvedDeviceId*/, 0 /*flags*/);
 }
 
 class InputDispatcherOnPointerDownOutsideFocus : public InputDispatcherTest {