diff --git a/TaxBaik.Web/Components/Admin/Pages/ConsultingActivities.razor b/TaxBaik.Web/Components/Admin/Pages/ConsultingActivities.razor
index 959495d..09be9c4 100644
--- a/TaxBaik.Web/Components/Admin/Pages/ConsultingActivities.razor
+++ b/TaxBaik.Web/Components/Admin/Pages/ConsultingActivities.razor
@@ -116,6 +116,9 @@
 </MudDialog>
 
 @code {
+    [CascadingParameter]
+    private Task<AuthenticationState>? AuthStateTask { get; set; }
+
     private List<ConsultingActivity>? activities;
     private List<Client> clients = [];
     private Dictionary<int, string> clientMap = new();
@@ -128,8 +131,15 @@
     {
         if (firstRender)
         {
-            await LoadData();
-            StateHasChanged();
+            if (AuthStateTask != null)
+            {
+                var authState = await AuthStateTask;
+                if (authState.User.Identity?.IsAuthenticated == true)
+                {
+                    await LoadData();
+                    StateHasChanged();
+                }
+            }
         }
     }
 
diff --git a/TaxBaik.Web/Components/Admin/Pages/Contracts.razor b/TaxBaik.Web/Components/Admin/Pages/Contracts.razor
index dce7afe..6187d4a 100644
--- a/TaxBaik.Web/Components/Admin/Pages/Contracts.razor
+++ b/TaxBaik.Web/Components/Admin/Pages/Contracts.razor
@@ -126,6 +126,9 @@
 </MudDialog>
 
 @code {
+    [CascadingParameter]
+    private Task<AuthenticationState>? AuthStateTask { get; set; }
+
     private List<Contract>? contracts;
     private List<Client> clients = [];
     private Dictionary<int, string> clientMap = new();
@@ -138,8 +141,15 @@
     {
         if (firstRender)
         {
-            await LoadData();
-            StateHasChanged();
+            if (AuthStateTask != null)
+            {
+                var authState = await AuthStateTask;
+                if (authState.User.Identity?.IsAuthenticated == true)
+                {
+                    await LoadData();
+                    StateHasChanged();
+                }
+            }
         }
     }
 
diff --git a/TaxBaik.Web/Components/Admin/Pages/Dashboard.razor b/TaxBaik.Web/Components/Admin/Pages/Dashboard.razor
index df99146..993a391 100644
--- a/TaxBaik.Web/Components/Admin/Pages/Dashboard.razor
+++ b/TaxBaik.Web/Components/Admin/Pages/Dashboard.razor
@@ -158,6 +158,9 @@
 </MudPaper>
 
 @code {
+    [CascadingParameter]
+    private Task<AuthenticationState>? AuthStateTask { get; set; }
+
     private AdminDashboardSummary summary = new(0, 0, 0, 0, []);
     private List<Domain.Entities.TaxFiling> upcomingFilings = [];
     private string? errorMessage;
@@ -167,25 +170,32 @@
     {
         if (firstRender)
         {
-            try
+            if (AuthStateTask != null)
             {
-                // API 클라이언트 사용 (서비스 직접 호출 X)
-                var summaryTask = DashboardClient.GetSummaryAsync();
-                var filingsTask = DashboardClient.GetUpcomingFilingsAsync(30);
+                var authState = await AuthStateTask;
+                if (authState.User.Identity?.IsAuthenticated == true)
+                {
+                    try
+                    {
+                        // API 클라이언트 사용 (서비스 직접 호출 X)
+                        var summaryTask = DashboardClient.GetSummaryAsync();
+                        var filingsTask = DashboardClient.GetUpcomingFilingsAsync(30);
 
-                await Task.WhenAll(summaryTask, filingsTask);
-                summary = await summaryTask;
-                upcomingFilings = (await filingsTask).ToList();
-            }
-            catch (Exception ex)
-            {
-                errorMessage = "대시보드 데이터를 불러올 수 없습니다.";
-                Console.Error.WriteLine($"Dashboard error: {ex.Message}");
-            }
-            finally
-            {
-                isLoading = false;
-                StateHasChanged();
+                        await Task.WhenAll(summaryTask, filingsTask);
+                        summary = await summaryTask;
+                        upcomingFilings = (await filingsTask).ToList();
+                    }
+                    catch (Exception ex)
+                    {
+                        errorMessage = "대시보드 데이터를 불러올 수 없습니다.";
+                        Console.Error.WriteLine($"Dashboard error: {ex.Message}");
+                    }
+                    finally
+                    {
+                        isLoading = false;
+                        StateHasChanged();
+                    }
+                }
             }
         }
     }
diff --git a/TaxBaik.Web/Components/Admin/Pages/RevenueTrackings.razor b/TaxBaik.Web/Components/Admin/Pages/RevenueTrackings.razor
index 3929008..abb772a 100644
--- a/TaxBaik.Web/Components/Admin/Pages/RevenueTrackings.razor
+++ b/TaxBaik.Web/Components/Admin/Pages/RevenueTrackings.razor
@@ -113,6 +113,9 @@
 </MudDialog>
 
 @code {
+    [CascadingParameter]
+    private Task<AuthenticationState>? AuthStateTask { get; set; }
+
     private List<RevenueTracking>? revenues;
     private List<Client> clients = [];
     private Dictionary<int, string> clientMap = new();
@@ -124,8 +127,15 @@
     {
         if (firstRender)
         {
-            await LoadData();
-            StateHasChanged();
+            if (AuthStateTask != null)
+            {
+                var authState = await AuthStateTask;
+                if (authState.User.Identity?.IsAuthenticated == true)
+                {
+                    await LoadData();
+                    StateHasChanged();
+                }
+            }
         }
     }
 
diff --git a/TaxBaik.Web/Components/Admin/Pages/TaxFilingSchedules.razor b/TaxBaik.Web/Components/Admin/Pages/TaxFilingSchedules.razor
index 2e53edd..d1a3d93 100644
--- a/TaxBaik.Web/Components/Admin/Pages/TaxFilingSchedules.razor
+++ b/TaxBaik.Web/Components/Admin/Pages/TaxFilingSchedules.razor
@@ -141,19 +141,29 @@
 </MudDialog>
 
 @code {
+    [CascadingParameter]
+    private Task<AuthenticationState>? AuthStateTask { get; set; }
+
     private List<TaxFilingSchedule>? schedules;
     private List<Client> clients = [];
     private Dictionary<int, string> clientMap = new();
     private MudForm? form;
     private bool isDialogOpen;
     private TaxFilingScheduleForm scheduleForm = new();
-
+ 
     protected override async Task OnAfterRenderAsync(bool firstRender)
     {
         if (firstRender)
         {
-            await LoadData();
-            StateHasChanged();
+            if (AuthStateTask != null)
+            {
+                var authState = await AuthStateTask;
+                if (authState.User.Identity?.IsAuthenticated == true)
+                {
+                    await LoadData();
+                    StateHasChanged();
+                }
+            }
         }
     }
 
diff --git a/TaxBaik.Web/Components/Admin/Pages/TaxProfiles.razor b/TaxBaik.Web/Components/Admin/Pages/TaxProfiles.razor
index ee76076..ee850a9 100644
--- a/TaxBaik.Web/Components/Admin/Pages/TaxProfiles.razor
+++ b/TaxBaik.Web/Components/Admin/Pages/TaxProfiles.razor
@@ -107,6 +107,9 @@ else
 </MudDialog>
 
 @code {
+    [CascadingParameter]
+    private Task<AuthenticationState>? AuthStateTask { get; set; }
+
     private List<TaxProfile>? profiles;
     private List<Client> clients = [];
     private Dictionary<int, string> clientMap = new();
@@ -120,8 +123,15 @@ else
     {
         if (firstRender)
         {
-            await LoadData();
-            StateHasChanged();
+            if (AuthStateTask != null)
+            {
+                var authState = await AuthStateTask;
+                if (authState.User.Identity?.IsAuthenticated == true)
+                {
+                    await LoadData();
+                    StateHasChanged();
+                }
+            }
         }
     }