diff --git a/backend/app/Http/Controllers/Api/BudgetController.php b/backend/app/Http/Controllers/Api/BudgetController.php
index ce5954f..5f66482 100644
--- a/backend/app/Http/Controllers/Api/BudgetController.php
+++ b/backend/app/Http/Controllers/Api/BudgetController.php
@@ -97,8 +97,8 @@ public function show($id)
         // Obtener transacciones del período
         $query = Transaction::where('user_id', Auth::id())
             ->where('transaction_type', 'debit')
-            ->whereYear('transaction_date', $budget->year)
-            ->whereMonth('transaction_date', $budget->month);
+            ->whereYear('effective_date', $budget->year)
+            ->whereMonth('effective_date', $budget->month);
         
         if ($budget->category_id) {
             $categoryIds = [$budget->category_id];
@@ -108,7 +108,7 @@ public function show($id)
         }
         
         $transactions = $query->with('category')
-            ->orderBy('transaction_date', 'desc')
+            ->orderBy('effective_date', 'desc')
             ->limit(50)
             ->get();
         
diff --git a/backend/app/Http/Controllers/Api/FinancialHealthController.php b/backend/app/Http/Controllers/Api/FinancialHealthController.php
index 8595ced..ce3142b 100644
--- a/backend/app/Http/Controllers/Api/FinancialHealthController.php
+++ b/backend/app/Http/Controllers/Api/FinancialHealthController.php
@@ -85,7 +85,7 @@ private function calculateSavingsCapacity($userId)
     {
         // Últimos 3 meses
         $data = Transaction::where('user_id', $userId)
-            ->where('transaction_date', '>=', now()->subMonths(3)->startOfMonth())
+            ->where('effective_date', '>=', now()->subMonths(3)->startOfMonth())
             ->selectRaw("
                 SUM(CASE WHEN type = 'credit' THEN amount ELSE 0 END) as income,
                 SUM(CASE WHEN type = 'debit' THEN ABS(amount) ELSE 0 END) as expense
@@ -137,7 +137,7 @@ private function calculateDebtControl($userId)
         // Ingresos mensuales promedio
         $monthlyIncome = Transaction::where('user_id', $userId)
             ->where('type', 'credit')
-            ->where('transaction_date', '>=', now()->subMonths(3)->startOfMonth())
+            ->where('effective_date', '>=', now()->subMonths(3)->startOfMonth())
             ->sum('amount') / 3;
         
         // Ratio deuda/ingresos
@@ -289,13 +289,13 @@ private function calculateEmergencyFund($userId)
         // Gastos mensuales promedio
         $monthlyExpenses = Transaction::where('user_id', $userId)
             ->where('type', 'debit')
-            ->where('transaction_date', '>=', now()->subMonths(3)->startOfMonth())
+            ->where('effective_date', '>=', now()->subMonths(3)->startOfMonth())
             ->sum(fn($t) => abs($t->amount)) / 3;
         
         // Usar consulta directa para mejor rendimiento
         $monthlyExpenses = abs(Transaction::where('user_id', $userId)
             ->where('type', 'debit')
-            ->where('transaction_date', '>=', now()->subMonths(3)->startOfMonth())
+            ->where('effective_date', '>=', now()->subMonths(3)->startOfMonth())
             ->sum('amount')) / 3;
         
         // Meses cubiertos
diff --git a/backend/app/Http/Controllers/Api/ReportController.php b/backend/app/Http/Controllers/Api/ReportController.php
index 37139bc..d249893 100644
--- a/backend/app/Http/Controllers/Api/ReportController.php
+++ b/backend/app/Http/Controllers/Api/ReportController.php
@@ -27,7 +27,7 @@ public function summary(Request $request)
         
         // Ingresos y gastos del año
         $yearData = Transaction::where('user_id', $userId)
-            ->whereYear('transaction_date', $year)
+            ->whereYear('effective_date', $year)
             ->selectRaw("
                 SUM(CASE WHEN type = 'credit' THEN amount ELSE 0 END) as income,
                 SUM(CASE WHEN type = 'debit' THEN ABS(amount) ELSE 0 END) as expense
@@ -36,7 +36,7 @@ public function summary(Request $request)
         
         // Comparar con año anterior
         $lastYearData = Transaction::where('user_id', $userId)
-            ->whereYear('transaction_date', $year - 1)
+            ->whereYear('effective_date', $year - 1)
             ->selectRaw("
                 SUM(CASE WHEN type = 'credit' THEN amount ELSE 0 END) as income,
                 SUM(CASE WHEN type = 'debit' THEN ABS(amount) ELSE 0 END) as expense
@@ -77,7 +77,7 @@ public function byCategory(Request $request)
         $type = $request->get('type', 'debit'); // debit o credit
         
         $data = Transaction::where('user_id', $userId)
-            ->whereBetween('transaction_date', [$startDate, $endDate])
+            ->whereBetween('effective_date', [$startDate, $endDate])
             ->where('type', $type)
             ->whereNotNull('category_id')
             ->join('categories', 'transactions.category_id', '=', 'categories.id')
@@ -131,9 +131,9 @@ public function monthlyEvolution(Request $request)
         $months = $request->get('months', 12);
         
         $data = Transaction::where('user_id', $userId)
-            ->where('transaction_date', '>=', now()->subMonths($months)->startOfMonth())
+            ->where('effective_date', '>=', now()->subMonths($months)->startOfMonth())
             ->selectRaw("
-                DATE_FORMAT(transaction_date, '%Y-%m') as month,
+                DATE_FORMAT(effective_date, '%Y-%m') as month,
                 SUM(CASE WHEN type = 'credit' THEN amount ELSE 0 END) as income,
                 SUM(CASE WHEN type = 'debit' THEN ABS(amount) ELSE 0 END) as expense
             ")
@@ -177,9 +177,9 @@ public function byDayOfWeek(Request $request)
         
         $data = Transaction::where('user_id', $userId)
             ->where('type', 'debit')
-            ->where('transaction_date', '>=', now()->subMonths($months))
+            ->where('effective_date', '>=', now()->subMonths($months))
             ->selectRaw("
-                DAYOFWEEK(transaction_date) as day_num,
+                DAYOFWEEK(effective_date) as day_num,
                 COUNT(*) as count,
                 SUM(ABS(amount)) as total,
                 AVG(ABS(amount)) as average
@@ -215,7 +215,7 @@ public function topExpenses(Request $request)
         
         $transactions = Transaction::where('user_id', $userId)
             ->where('type', 'debit')
-            ->whereBetween('transaction_date', [$startDate, $endDate])
+            ->whereBetween('effective_date', [$startDate, $endDate])
             ->with(['category', 'account'])
             ->orderByRaw('ABS(amount) DESC')
             ->limit($limit)
@@ -227,7 +227,7 @@ public function topExpenses(Request $request)
                     'id' => $t->id,
                     'description' => $t->description,
                     'amount' => abs($t->amount),
-                    'date' => $t->transaction_date->format('Y-m-d'),
+                    'date' => $t->effective_date->format('Y-m-d'),
                     'category' => $t->category ? $t->category->name : null,
                     'account' => $t->account ? $t->account->name : null,
                 ];
@@ -257,7 +257,7 @@ public function comparePeriods(Request $request)
         
         $getPeriodData = function($start, $end) use ($userId) {
             return Transaction::where('user_id', $userId)
-                ->whereBetween('transaction_date', [$start, $end])
+                ->whereBetween('effective_date', [$start, $end])
                 ->selectRaw("
                     SUM(CASE WHEN type = 'credit' THEN amount ELSE 0 END) as income,
                     SUM(CASE WHEN type = 'debit' THEN ABS(amount) ELSE 0 END) as expense,
@@ -313,14 +313,14 @@ public function accountsReport(Request $request)
         $result = $accounts->map(function($account) {
             // Últimas transacciones
             $recentActivity = Transaction::where('account_id', $account->id)
-                ->orderBy('transaction_date', 'desc')
+                ->orderBy('effective_date', 'desc')
                 ->limit(5)
-                ->get(['id', 'description', 'amount', 'type', 'transaction_date']);
+                ->get(['id', 'description', 'amount', 'type', 'effective_date']);
             
             // Movimientos del mes
             $monthStats = Transaction::where('account_id', $account->id)
-                ->whereMonth('transaction_date', now()->month)
-                ->whereYear('transaction_date', now()->year)
+                ->whereMonth('effective_date', now()->month)
+                ->whereYear('effective_date', now()->year)
                 ->selectRaw("
                     SUM(CASE WHEN type = 'credit' THEN amount ELSE 0 END) as income,
                     SUM(CASE WHEN type = 'debit' THEN ABS(amount) ELSE 0 END) as expense
@@ -359,8 +359,8 @@ public function projection(Request $request)
         
         // Obtener promedio de los últimos meses
         $historical = Transaction::where('user_id', $userId)
-            ->where('transaction_date', '>=', now()->subMonths($months)->startOfMonth())
-            ->where('transaction_date', '<', now()->startOfMonth())
+            ->where('effective_date', '>=', now()->subMonths($months)->startOfMonth())
+            ->where('effective_date', '<', now()->startOfMonth())
             ->selectRaw("
                 AVG(CASE WHEN type = 'credit' THEN amount ELSE NULL END) as avg_income,
                 AVG(CASE WHEN type = 'debit' THEN ABS(amount) ELSE NULL END) as avg_expense,
@@ -371,8 +371,8 @@ public function projection(Request $request)
         
         // Gastos del mes actual
         $currentMonth = Transaction::where('user_id', $userId)
-            ->whereMonth('transaction_date', now()->month)
-            ->whereYear('transaction_date', now()->year)
+            ->whereMonth('effective_date', now()->month)
+            ->whereYear('effective_date', now()->year)
             ->selectRaw("
                 SUM(CASE WHEN type = 'credit' THEN amount ELSE 0 END) as income,
                 SUM(CASE WHEN type = 'debit' THEN ABS(amount) ELSE 0 END) as expense
diff --git a/backend/app/Models/Budget.php b/backend/app/Models/Budget.php
index a5bffa5..cebc75a 100644
--- a/backend/app/Models/Budget.php
+++ b/backend/app/Models/Budget.php
@@ -59,10 +59,10 @@ public function getSpentAmountAttribute()
         // Calcular el gasto real de las transacciones
         $query = Transaction::where('user_id', $this->user_id)
             ->where('type', 'debit')
-            ->whereYear('transaction_date', $this->year);
+            ->whereYear('effective_date', $this->year);
         
         if ($this->period_type === 'monthly' && $this->month) {
-            $query->whereMonth('transaction_date', $this->month);
+            $query->whereMonth('effective_date', $this->month);
         }
         
         if ($this->category_id) {