diff --git a/engine/src/flutter/lib/web_ui/lib/src/engine/semantics/incrementable.dart b/engine/src/flutter/lib/web_ui/lib/src/engine/semantics/incrementable.dart
index 46ff1ff8300..f696d6f3437 100644
--- a/engine/src/flutter/lib/web_ui/lib/src/engine/semantics/incrementable.dart
+++ b/engine/src/flutter/lib/web_ui/lib/src/engine/semantics/incrementable.dart
@@ -72,7 +72,7 @@ class SemanticIncrementable extends SemanticRole {
   }
 
   @override
-  bool get acceptsPointerEvents => true;
+  bool get shouldAcceptPointerEvents => true;
 
   @override
   bool focusAsRouteDefault() {
diff --git a/engine/src/flutter/lib/web_ui/lib/src/engine/semantics/platform_view.dart b/engine/src/flutter/lib/web_ui/lib/src/engine/semantics/platform_view.dart
index b67060078a0..2d209646ad7 100644
--- a/engine/src/flutter/lib/web_ui/lib/src/engine/semantics/platform_view.dart
+++ b/engine/src/flutter/lib/web_ui/lib/src/engine/semantics/platform_view.dart
@@ -33,7 +33,7 @@ class SemanticPlatformView extends SemanticRole {
   /// This is so that the platform views are not obscured by semantic elements
   /// and can be reached by inspecting the web page.
   @override
-  bool get acceptsPointerEvents => false;
+  bool get shouldAcceptPointerEvents => false;
 
   @override
   void update() {
diff --git a/engine/src/flutter/lib/web_ui/lib/src/engine/semantics/semantics.dart b/engine/src/flutter/lib/web_ui/lib/src/engine/semantics/semantics.dart
index 0363b650574..d501979c9c0 100644
--- a/engine/src/flutter/lib/web_ui/lib/src/engine/semantics/semantics.dart
+++ b/engine/src/flutter/lib/web_ui/lib/src/engine/semantics/semantics.dart
@@ -602,7 +602,7 @@ abstract class SemanticRole {
   ///
   /// This approach allows framework full control when specified, with reasonable
   /// fallback inference for backward compatibility.
-  bool get acceptsPointerEvents {
+  bool get shouldAcceptPointerEvents {
     final hitTestBehavior = semanticsObject.hitTestBehavior;
 
     // TIER 1: Framework Declaration
@@ -646,22 +646,6 @@ abstract class SemanticRole {
       }
     }
 
-    // Route-scoped containers accept pointer events as a fallback.
-    // This fixes the dialog dismissal bug (issue #149001) by ensuring that
-    // dialog containers act as barriers, preventing clicks on empty space
-    // from passing through to the modal barrier underneath.
-    //
-    // Note: Ideally, the framework should explicitly set
-    // SemanticsHitTestBehavior.opaque for dialogs instead of relying on this
-    // engine-side inference. This fallback exists for backward compatibility
-    // and cases where framework doesn't specify the behavior.
-    if (semanticsObject.hasChildren) {
-      return semanticsObject.scopesRoute;
-    }
-
-    // Leaf nodes default to transparent.
-    // Non-interactive leaf nodes (like empty space) should not intercept
-    // pointer events.
     return false;
   }
 
@@ -1879,7 +1863,7 @@ class SemanticsObject {
     // Apply updates to the DOM.
     _updateRole();
 
-    if (semanticRole!.acceptsPointerEvents) {
+    if (semanticRole!.shouldAcceptPointerEvents) {
       element.style.pointerEvents = 'all';
     } else {
       element.style.pointerEvents = 'none';
diff --git a/engine/src/flutter/lib/web_ui/lib/src/engine/semantics/text_field.dart b/engine/src/flutter/lib/web_ui/lib/src/engine/semantics/text_field.dart
index e86283c0911..fb7396f4287 100644
--- a/engine/src/flutter/lib/web_ui/lib/src/engine/semantics/text_field.dart
+++ b/engine/src/flutter/lib/web_ui/lib/src/engine/semantics/text_field.dart
@@ -208,7 +208,7 @@ class SemanticTextField extends SemanticRole {
   }
 
   @override
-  bool get acceptsPointerEvents => true;
+  bool get shouldAcceptPointerEvents => true;
 
   /// The element used for editing, e.g. `<input>`, `<textarea>`, which is
   /// different from the host [element].
diff --git a/engine/src/flutter/lib/web_ui/test/engine/semantics/semantics_test.dart b/engine/src/flutter/lib/web_ui/test/engine/semantics/semantics_test.dart
index e38863324b3..5a461b3dbdb 100644
--- a/engine/src/flutter/lib/web_ui/test/engine/semantics/semantics_test.dart
+++ b/engine/src/flutter/lib/web_ui/test/engine/semantics/semantics_test.dart
@@ -1628,52 +1628,9 @@ void _testContainer() {
       );
     });
 
-    test('route-scoped containers accept pointer events', () async {
+    test('non-interactive containers do not accept pointer events', () async {
       final ui.SemanticsUpdateBuilder builder = ui.SemanticsUpdateBuilder();
-      // Create a route-scoped container (like a dialog) with children
-      updateNode(
-        builder,
-        flags: const ui.SemanticsFlags(scopesRoute: true),
-        childrenInTraversalOrder: Int32List.fromList(<int>[1, 2]),
-        childrenInHitTestOrder: Int32List.fromList(<int>[1, 2]),
-      );
-      updateNode(builder, id: 1);
-      updateNode(builder, id: 2);
-
-      owner().updateSemantics(builder.build());
-
-      final DomElement routeContainer = owner().semanticsHost.querySelector(
-        '#${kFlutterSemanticNodePrefix}0',
-      )!;
-      expect(
-        routeContainer.style.pointerEvents,
-        'all',
-        reason:
-            'Route-scoped containers (like dialogs) should accept pointer events to prevent clicks from escaping to the barrier',
-      );
-
-      final DomElement child1 = owner().semanticsHost.querySelector(
-        '#${kFlutterSemanticNodePrefix}1',
-      )!;
-      expect(
-        child1.style.pointerEvents,
-        'none',
-        reason: 'Non-interactive leaf nodes should not accept pointer events',
-      );
-
-      final DomElement child2 = owner().semanticsHost.querySelector(
-        '#${kFlutterSemanticNodePrefix}2',
-      )!;
-      expect(
-        child2.style.pointerEvents,
-        'none',
-        reason: 'Non-interactive leaf nodes should not accept pointer events',
-      );
-    });
-
-    test('regular containers do not accept pointer events', () async {
-      final ui.SemanticsUpdateBuilder builder = ui.SemanticsUpdateBuilder();
-      // Create a regular container (NOT route-scoped) with children
+      // Create a container with children but no explicit hitTestBehavior
       updateNode(
         builder,
         childrenInTraversalOrder: Int32List.fromList(<int>[1]),
@@ -1689,7 +1646,8 @@ void _testContainer() {
       expect(
         container.style.pointerEvents,
         'none',
-        reason: 'Regular containers (without scopesRoute) should not accept pointer events',
+        reason:
+            'Non-interactive containers should not accept pointer events when hitTestBehavior is defer',
       );
     });
 
@@ -1725,30 +1683,6 @@ void _testContainer() {
       );
     });
 
-    test('hitTestBehavior.opaque overrides scopesRoute for containers', () async {
-      final ui.SemanticsUpdateBuilder builder = ui.SemanticsUpdateBuilder();
-      // Create a route-scoped container with explicit transparent behavior
-      updateNode(
-        builder,
-        flags: const ui.SemanticsFlags(scopesRoute: true),
-        hitTestBehavior: ui.SemanticsHitTestBehavior.transparent,
-        childrenInTraversalOrder: Int32List.fromList(<int>[1]),
-        childrenInHitTestOrder: Int32List.fromList(<int>[1]),
-      );
-      updateNode(builder, id: 1);
-
-      owner().updateSemantics(builder.build());
-
-      final DomElement container = owner().semanticsHost.querySelector(
-        '#${kFlutterSemanticNodePrefix}0',
-      )!;
-      expect(
-        container.style.pointerEvents,
-        'none',
-        reason: 'Explicit hitTestBehavior.transparent should override scopesRoute',
-      );
-    });
-
     test('hitTestBehavior takes precedence over interactive behaviors', () async {
       final ui.SemanticsUpdateBuilder builder = ui.SemanticsUpdateBuilder();
       // Create a tappable node with explicit transparent behavior