diff --git a/frontend/src/routes/dashboard/invoices/+page.svelte b/frontend/src/routes/dashboard/invoices/+page.svelte
index 5be46574..93f23c50 100644
--- a/frontend/src/routes/dashboard/invoices/+page.svelte
+++ b/frontend/src/routes/dashboard/invoices/+page.svelte
@@ -57,6 +57,46 @@
 		}
 	});
 
+	// Efecto para actualizar la URL cuando cambien los filtros
+	$effect(() => {
+		if (browser) {
+			const params = new URLSearchParams();
+			
+			if (filters.operation_type) params.set('operation_type', filters.operation_type);
+			if (filters.invoice_type) params.set('invoice_type', filters.invoice_type);
+			if (filters.invoice_number) params.set('invoice_number', filters.invoice_number);
+			if (filters.project_number) params.set('project_number', filters.project_number);
+			if (filters.year) params.set('year', filters.year);
+			
+			const queryString = params.toString();
+			const newUrl = queryString ? `?${queryString}` : window.location.pathname;
+			
+			// Solo actualizar si la URL es diferente (evitar loops infinitos)
+			if (window.location.search !== (queryString ? `?${queryString}` : '')) {
+				window.history.replaceState({}, '', newUrl);
+			}
+		}
+	});
+
+	// Efecto para aplicar filtros automáticamente cuando cambian
+	let filterTimeout: ReturnType<typeof setTimeout> | null = null;
+	$effect(() => {
+		// Observar cambios en los filtros
+		const _ = {
+			operation_type: filters.operation_type,
+			invoice_type: filters.invoice_type,
+			invoice_number: filters.invoice_number,
+			project_number: filters.project_number,
+			year: filters.year
+		};
+
+		// Debounce para evitar múltiples llamadas rápidas
+		if (filterTimeout) clearTimeout(filterTimeout);
+		filterTimeout = setTimeout(() => {
+			applyFilters();
+		}, 300); // Esperar 300ms después del último cambio
+	});
+
 	// Sincronizar token de cookies a localStorage al montar el componente
 	onMount(() => {
 		if (browser) {
@@ -269,19 +309,16 @@
 	}
 
 	function handleCreateClick() {
-		// Construir URL con los filtros actuales como query parameters
-		const params = new URLSearchParams();
+		// Leer los filtros actuales desde la URL (que ya se actualizó con el $effect)
+		const params = new URLSearchParams(window.location.search);
 		
 		// Mapear operation_type de 'imp'/'exp' a números 1/2
-		if (filters.operation_type) {
-			const operationTypeNumber = filters.operation_type === 'exp' ? 1 : 2;
+		const operationType = params.get('operation_type');
+		if (operationType) {
+			const operationTypeNumber = operationType === 'exp' ? 1 : 2;
 			params.set('operation_type', operationTypeNumber.toString());
 		}
 		
-		if (filters.invoice_type) {
-			params.set('invoice_type', filters.invoice_type);
-		}
-		
 		const queryString = params.toString();
 		const url = queryString 
 			? `/dashboard/invoices/edit/new?${queryString}` 
@@ -358,10 +395,10 @@
 	<Card.Root>
 		<Card.Header>
 			<Card.Title>Filtros</Card.Title>
-			<Card.Description>Filtra las facturas por diferentes criterios</Card.Description>
+			<Card.Description>Filtra las facturas por diferentes criterios (los filtros se aplican automáticamente)</Card.Description>
 		</Card.Header>
 		<Card.Content>
-			<form onsubmit={(e) => { e.preventDefault(); applyFilters(); }} class="grid grid-cols-1 md:grid-cols-5 gap-4">
+			<div class="grid grid-cols-1 md:grid-cols-5 gap-4">
 				<div class="space-y-2">
 					<Label for="filter-operation-type">Tipo de Operación</Label>
 					<select
@@ -415,17 +452,7 @@
 						maxlength={4}
 					/>
 				</div>
-
-				<div class="flex items-end gap-2 md:col-span-5">
-					<Button type="submit" disabled={loading} class="flex-1">
-						<Filter class="mr-2" size={16} />
-						Filtrar
-					</Button>
-					<Button type="button" variant="outline" onclick={clearFilters} disabled={loading}>
-						<Trash2 size={16} />
-					</Button>
-				</div>
-			</form>
+			</div>						
 		</Card.Content>
 	</Card.Root>
 
diff --git a/frontend/src/routes/dashboard/invoices/edit/[id]/+page.svelte b/frontend/src/routes/dashboard/invoices/edit/[id]/+page.svelte
index a5cf9764..b05a15be 100644
--- a/frontend/src/routes/dashboard/invoices/edit/[id]/+page.svelte
+++ b/frontend/src/routes/dashboard/invoices/edit/[id]/+page.svelte
@@ -26,7 +26,7 @@
 	import LogisticsTabForm from '$lib/components/dashboard/invoices/edit/logistics-tab-form.svelte';
 
 	// Importar la API de facturas
-	import { invoicesApi, type CreateInvoiceData, type UpdateInvoiceData } from '$lib/api/dashboard/a76/invoices';
+	import { invoicesApi, type CreateInvoiceData, type UpdateInvoiceData, type OperationType } from '$lib/api/dashboard/a76/invoices';
 	import type { InvoiceType } from '$lib/api/dashboard/refrence_data/invoice_types';
 	import type { CustomsBroker } from '$lib/api/dashboard/a76/customs-brokers';
 	import type { ClientProvider } from '$lib/api/dashboard/a76/clients-providers';
@@ -110,8 +110,10 @@
 
 			// Construir el payload unificado
 			const payload: CreateInvoiceData | UpdateInvoiceData = {
-				// Datos generales
-				operation_type: generalFormData?.operation_type || undefined,
+				// Datos generales - convertir operation_type de número a string
+				operation_type: generalFormData?.operation_type 
+					? (generalFormData.operation_type === 1 ? 'exp' : 'imp') as OperationType
+					: undefined,
 				invoice_type: generalFormData?.invoice_type || undefined,
 				invoice_number: generalFormData?.invoice_number || undefined,
 				project_number: generalFormData?.project_number || undefined,
@@ -265,7 +267,14 @@
 				</Button>
 				<h1 class="text-3xl font-bold tracking-tight">
 					{#if data.isCreate}
+						{@const invoiceType = generalFormData?.invoice_type || data.filters?.invoice_type}
+						{@const invoiceTypeInfo = invoiceType ? data.invoiceTypes?.find(t => t.key === invoiceType) : null}
 						Nueva Factura
+						{#if invoiceTypeInfo}
+							<span class="text-muted-foreground font-normal text-2xl">
+								- {invoiceTypeInfo.description}
+							</span>
+						{/if}
 					{:else}
 						Factura #{data.invoice.id}
 					{/if}