diff --git a/app/Services/CalendarService.php b/app/Services/CalendarService.php
index 9d44415..798e950 100644
--- a/app/Services/CalendarService.php
+++ b/app/Services/CalendarService.php
@@ -4,9 +4,12 @@
 
 use App\Models\Construction\Contract;
 use App\Models\Production\WorkOrder;
+use App\Models\Orders\Order;
 use App\Models\Tenants\Bill;
+use App\Models\Tenants\ExpectedExpense;
 use App\Models\Tenants\Leave;
 use App\Models\Tenants\Schedule;
+use App\Models\Tenants\Shipment;
 use Illuminate\Support\Collection;
 
 /**
@@ -26,7 +29,7 @@ class CalendarService extends Service
      *
      * @param  string  $startDate  조회 시작일 (Y-m-d)
      * @param  string  $endDate  조회 종료일 (Y-m-d)
-     * @param  string|null  $type  일정 타입 필터 (schedule|order|construction|other|bill|null=전체)
+     * @param  string|null  $type  일정 타입 필터 (schedule|order|construction|other|bill|expected_expense|delivery|shipment|null=전체)
      * @param  string|null  $departmentFilter  부서 필터 (all|department|personal)
      */
     public function getSchedules(
@@ -73,6 +76,27 @@ public function getSchedules(
             );
         }
 
+        // 매입 결제 예정일
+        if ($type === null || $type === 'expected_expense') {
+            $schedules = $schedules->merge(
+                $this->getExpectedExpenseSchedules($tenantId, $startDate, $endDate)
+            );
+        }
+
+        // 수주 납기일
+        if ($type === null || $type === 'delivery') {
+            $schedules = $schedules->merge(
+                $this->getDeliverySchedules($tenantId, $startDate, $endDate)
+            );
+        }
+
+        // 출고 예정일
+        if ($type === null || $type === 'shipment') {
+            $schedules = $schedules->merge(
+                $this->getShipmentSchedules($tenantId, $startDate, $endDate)
+            );
+        }
+
         // startDate 기준 정렬
         $sortedSchedules = $schedules
             ->sortBy('startDate')
@@ -382,4 +406,128 @@ private function getBillSchedules(
             ];
         });
     }
+
+    /**
+     * 매입 결제 예정일 조회
+     */
+    private function getExpectedExpenseSchedules(
+        int $tenantId,
+        string $startDate,
+        string $endDate
+    ): Collection {
+        $expenses = ExpectedExpense::query()
+            ->where('tenant_id', $tenantId)
+            ->whereNotNull('expected_payment_date')
+            ->where('expected_payment_date', '>=', $startDate)
+            ->where('expected_payment_date', '<=', $endDate)
+            ->where('payment_status', '!=', 'paid')
+            ->with(['client:id,name'])
+            ->orderBy('expected_payment_date')
+            ->limit(100)
+            ->get();
+
+        return $expenses->map(function ($expense) {
+            $clientName = $expense->client?->name ?? $expense->client_name ?? '';
+
+            return [
+                'id' => 'expense_'.$expense->id,
+                'title' => '[결제] '.$clientName.' '.number_format($expense->amount).'원',
+                'startDate' => $expense->expected_payment_date->format('Y-m-d'),
+                'endDate' => $expense->expected_payment_date->format('Y-m-d'),
+                'startTime' => null,
+                'endTime' => null,
+                'isAllDay' => true,
+                'type' => 'expected_expense',
+                'department' => null,
+                'personName' => null,
+                'color' => null,
+            ];
+        });
+    }
+
+    /**
+     * 수주 납기일 조회
+     */
+    private function getDeliverySchedules(
+        int $tenantId,
+        string $startDate,
+        string $endDate
+    ): Collection {
+        $activeStatuses = [
+            'CONFIRMED',
+            'IN_PROGRESS',
+            'IN_PRODUCTION',
+            'PRODUCED',
+            'SHIPPING',
+        ];
+
+        $orders = Order::query()
+            ->where('tenant_id', $tenantId)
+            ->whereNotNull('delivery_date')
+            ->where('delivery_date', '>=', $startDate)
+            ->where('delivery_date', '<=', $endDate)
+            ->whereIn('status_code', $activeStatuses)
+            ->with(['client:id,name'])
+            ->orderBy('delivery_date')
+            ->limit(100)
+            ->get();
+
+        return $orders->map(function ($order) {
+            $clientName = $order->client?->name ?? $order->client_name ?? '';
+            $siteName = $order->site_name ?? $order->order_no;
+
+            return [
+                'id' => 'delivery_'.$order->id,
+                'title' => '[납기] '.$clientName.' '.$siteName,
+                'startDate' => $order->delivery_date->format('Y-m-d'),
+                'endDate' => $order->delivery_date->format('Y-m-d'),
+                'startTime' => null,
+                'endTime' => null,
+                'isAllDay' => true,
+                'type' => 'delivery',
+                'department' => null,
+                'personName' => null,
+                'color' => null,
+            ];
+        });
+    }
+
+    /**
+     * 출고 예정일 조회
+     */
+    private function getShipmentSchedules(
+        int $tenantId,
+        string $startDate,
+        string $endDate
+    ): Collection {
+        $shipments = Shipment::query()
+            ->where('tenant_id', $tenantId)
+            ->whereNotNull('scheduled_date')
+            ->where('scheduled_date', '>=', $startDate)
+            ->where('scheduled_date', '<=', $endDate)
+            ->whereIn('status', ['scheduled', 'ready'])
+            ->with(['client:id,name', 'order:id,site_name'])
+            ->orderBy('scheduled_date')
+            ->limit(100)
+            ->get();
+
+        return $shipments->map(function ($shipment) {
+            $clientName = $shipment->client?->name ?? $shipment->customer_name ?? '';
+            $siteName = $shipment->site_name ?? $shipment->order?->site_name ?? $shipment->shipment_no;
+
+            return [
+                'id' => 'shipment_'.$shipment->id,
+                'title' => '[출고] '.$clientName.' '.$siteName,
+                'startDate' => $shipment->scheduled_date->format('Y-m-d'),
+                'endDate' => $shipment->scheduled_date->format('Y-m-d'),
+                'startTime' => null,
+                'endTime' => null,
+                'isAllDay' => true,
+                'type' => 'shipment',
+                'department' => null,
+                'personName' => null,
+                'color' => null,
+            ];
+        });
+    }
 }