Also fix #33242 for the scenario of finalizers.

src/EditorFeatures/CSharpTest/ExtractMethod/ExtractMethodTests.cs

@@ -11106,6 +11106,32 @@ private static string GetBar(string bar)
     {
         return bar;
     }
+}";
+            await TestExtractMethodAsync(code, expected);
+        }
+
+        [WorkItem(33242, "https://github.com/dotnet/roslyn/issues/33242")]
+        [Fact, Trait(Traits.Feature, Traits.Features.ExtractMethod)]
+        public async Task ExtractMethodInExpressionBodiedFinalizers()
+        {
+            var code = @"
+class Foo
+{
+    bool finalized;
+
+    ~Foo() => finalized = [|true|];
+}";
+            var expected = @"
+class Foo
+{
+    bool finalized;
+
+    ~Foo() => finalized = NewMethod();
+
+    private static bool NewMethod()
+    {
+        return true;
+    }
 }";
             await TestExtractMethodAsync(code, expected);
         }

src/Workspaces/CSharp/Portable/Extensions/MemberDeclarationSyntaxExtensions.cs

@@ -295,6 +295,8 @@ public static ArrowExpressionClauseSyntax GetExpressionBody(this MemberDeclarati
                     return ((ConversionOperatorDeclarationSyntax)memberDeclaration).ExpressionBody;
                 case SyntaxKind.ConstructorDeclaration:
                     return ((ConstructorDeclarationSyntax)memberDeclaration).ExpressionBody;
+                case SyntaxKind.DestructorDeclaration:
+                    return ((DestructorDeclarationSyntax)memberDeclaration).ExpressionBody;
                 default:
                     return null;
             }