diff --git a/libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/helpers/SplitScreenHelper.kt b/libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/helpers/SplitScreenHelper.kt
index 901b7a393291f..2d996ca1d6f74 100644
--- a/libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/helpers/SplitScreenHelper.kt
+++ b/libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/helpers/SplitScreenHelper.kt
@@ -18,6 +18,7 @@ package com.android.wm.shell.flicker.helpers
 
 import android.app.Instrumentation
 import android.content.ComponentName
+import android.content.res.Resources
 import com.android.wm.shell.flicker.testapp.Components
 
 class SplitScreenHelper(
@@ -30,6 +31,11 @@ class SplitScreenHelper(
         const val TEST_REPETITIONS = 1
         const val TIMEOUT_MS = 3_000L
 
+        // TODO: remove all legacy split screen flicker tests when legacy split screen is fully
+        //  deprecated.
+        fun isUsingLegacySplit(): Boolean =
+                Resources.getSystem().getBoolean(com.android.internal.R.bool.config_useLegacySplit)
+
         fun getPrimary(instrumentation: Instrumentation): SplitScreenHelper =
             SplitScreenHelper(instrumentation,
                 Components.SplitScreenActivity.LABEL,
diff --git a/libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/legacysplitscreen/LegacySplitScreenTransition.kt b/libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/legacysplitscreen/LegacySplitScreenTransition.kt
index 666d259f2b403..311769313a7a1 100644
--- a/libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/legacysplitscreen/LegacySplitScreenTransition.kt
+++ b/libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/legacysplitscreen/LegacySplitScreenTransition.kt
@@ -39,6 +39,7 @@ import com.android.wm.shell.flicker.helpers.MultiWindowHelper.Companion.setDevEn
 import com.android.wm.shell.flicker.helpers.SplitScreenHelper
 import org.junit.After
 import org.junit.Assume.assumeFalse
+import org.junit.Assume.assumeTrue
 import org.junit.Before
 import org.junit.Test
 
@@ -56,6 +57,8 @@ abstract class LegacySplitScreenTransition(protected val testSpec: FlickerTestPa
 
     @Before
     open fun setup() {
+        // Only run legacy split tests when the system is using legacy split screen.
+        assumeTrue(SplitScreenHelper.isUsingLegacySplit())
         // Legacy split is having some issue with Shell transition, and will be deprecated soon.
         assumeFalse(isShellTransitionsEnabled())
         prevDevEnableNonResizableMultiWindow = getDevEnableNonResizableMultiWindow(context)