diff --git a/database/migrations/2026_03_09_230000_drop_codebridge_tables_from_sam.php b/database/migrations/2026_03_09_230000_drop_codebridge_tables_from_sam.php
new file mode 100644
index 0000000..54e4612
--- /dev/null
+++ b/database/migrations/2026_03_09_230000_drop_codebridge_tables_from_sam.php
@@ -0,0 +1,108 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * codebridge DB로 이관 완료된 58개 테이블을 sam DB에서 삭제
+     *
+     * 복원: ~/backups/sam_codebridge_tables_20260309.sql
+     */
+    private array $tables = [
+        // Admin (9)
+        'admin_api_flows',
+        'admin_api_flow_runs',
+        'admin_pm_daily_logs',
+        'admin_pm_daily_log_entries',
+        'admin_pm_issues',
+        'admin_pm_projects',
+        'admin_pm_tasks',
+        'admin_roadmap_milestones',
+        'admin_roadmap_plans',
+
+        // DevTools (5)
+        'admin_api_bookmarks',
+        'admin_api_deprecations',
+        'admin_api_environments',
+        'admin_api_histories',
+        'admin_api_templates',
+
+        // Sales (17)
+        'sales_partners',
+        'sales_managers',
+        'sales_manager_documents',
+        'sales_commissions',
+        'sales_commission_details',
+        'sales_consultations',
+        'sales_contract_products',
+        'sales_products',
+        'sales_product_categories',
+        'sales_prospects',
+        'sales_prospect_consultations',
+        'sales_prospect_products',
+        'sales_prospect_scenarios',
+        'sales_records',
+        'sales_scenario_checklists',
+        'sales_tenant_managements',
+        'tenant_prospects',
+
+        // Finance (9)
+        'condolence_expenses',
+        'consulting_fees',
+        'corporate_cards',
+        'corporate_card_prepayments',
+        'customer_settlements',
+        'daily_fund_memos',
+        'daily_fund_transactions',
+        'incomes',
+        'vat_records',
+
+        // ESign (2)
+        'esign_field_templates',
+        'esign_field_template_items',
+
+        // Equipment (6)
+        'equipments',
+        'equipment_process',
+        'equipment_inspections',
+        'equipment_inspection_details',
+        'equipment_inspection_templates',
+        'equipment_repairs',
+
+        // HR (1)
+        'business_income_payments',
+
+        // System (1)
+        'ai_configs',
+
+        // 기타 (8)
+        'biz_cert',
+        'cm_songs',
+        'construction_site_photos',
+        'construction_site_photo_rows',
+        'admin_meeting_logs',
+        'meeting_minutes',
+        'meeting_minute_segments',
+        'interview_knowledge',
+    ];
+
+    public function up(): void
+    {
+        DB::statement('SET FOREIGN_KEY_CHECKS = 0');
+
+        foreach ($this->tables as $table) {
+            Schema::dropIfExists($table);
+        }
+
+        DB::statement('SET FOREIGN_KEY_CHECKS = 1');
+    }
+
+    public function down(): void
+    {
+        // 복원은 백업 파일로 수행
+        // mysql -u codebridge -p sam < ~/backups/sam_codebridge_tables_20260309.sql
+    }
+};