diff --git a/backend/api/v1/modules/a76/general_catalogs/inpc/routes.py b/backend/api/v1/modules/a76/general_catalogs/inpc/routes.py
index 69143893..e5b5b8e0 100644
--- a/backend/api/v1/modules/a76/general_catalogs/inpc/routes.py
+++ b/backend/api/v1/modules/a76/general_catalogs/inpc/routes.py
@@ -13,6 +13,7 @@ router = TenantCRUDRoutes(
     tags=["a76.general_catalogs.inpc"],
     resource_name="INPC",
     enable_list=True,
+    enable_filters=True,
     # Permisos
     list_permissions=["cat_inpc.view"],
     get_permissions=["cat_inpc.view"],
diff --git a/backend/api/v1/modules/a76/general_catalogs/inpc/service.py b/backend/api/v1/modules/a76/general_catalogs/inpc/service.py
index af4e6d20..de06ce0b 100644
--- a/backend/api/v1/modules/a76/general_catalogs/inpc/service.py
+++ b/backend/api/v1/modules/a76/general_catalogs/inpc/service.py
@@ -22,8 +22,10 @@ class INPCService:
         )
 
         if filters:
-            # Add filters here if needed
-            pass
+            if filters.get("year"):
+                query = query.filter(INPC.year == filters["year"])
+            if filters.get("month"):
+                query = query.filter(INPC.month == filters["month"])
 
         total = query.count()
         items = query.offset(skip).limit(limit).all()
diff --git a/frontend/src/lib/api/dashboard/a76/general_catalogs/inpc.ts b/frontend/src/lib/api/dashboard/a76/general_catalogs/inpc.ts
index b53cb816..28cac121 100644
--- a/frontend/src/lib/api/dashboard/a76/general_catalogs/inpc.ts
+++ b/frontend/src/lib/api/dashboard/a76/general_catalogs/inpc.ts
@@ -34,11 +34,22 @@ export async function getINPCs(
     companyId: number,
     filters: Record<string, any> = {}
 ): Promise<ApiResponse<INPCListResponse>> {
+    const cleanFilters = Object.fromEntries(
+        Object.entries(filters).filter(([, value]) => {
+            if (value === undefined || value === null) return false;
+            if (typeof value === 'string') {
+                const trimmed = value.trim();
+                return trimmed !== '' && trimmed.toLowerCase() !== 'undefined';
+            }
+            return true;
+        })
+    );
+
     const params = new URLSearchParams({
         page: page.toString(),
         page_size: pageSize.toString(),
         company_id: companyId.toString(),
-        ...filters
+        ...cleanFilters
     });
 
     return await api.get(`/v1/a76/inpc/?${params.toString()}`);
diff --git a/frontend/src/lib/components/dashboard/general_catalogs/inpc/create-edit-dialog.svelte b/frontend/src/lib/components/dashboard/general_catalogs/inpc/create-edit-dialog.svelte
index 1b4a0a32..7b8e7191 100644
--- a/frontend/src/lib/components/dashboard/general_catalogs/inpc/create-edit-dialog.svelte
+++ b/frontend/src/lib/components/dashboard/general_catalogs/inpc/create-edit-dialog.svelte
@@ -86,7 +86,10 @@
 </script>
 
 <Dialog.Root bind:open>
-	<Dialog.Content class="sm:max-w-[500px]">
+	<Dialog.Content
+		class="sm:max-w-[500px]"
+		onInteractOutside={(e) => e.preventDefault()}
+	>
 		<Dialog.Header>
 			<Dialog.Title>{title}</Dialog.Title>
 		</Dialog.Header>
diff --git a/frontend/src/routes/dashboard/general_catalogs/inpc/+page.svelte b/frontend/src/routes/dashboard/general_catalogs/inpc/+page.svelte
index dfa33ef2..6c1c565c 100644
--- a/frontend/src/routes/dashboard/general_catalogs/inpc/+page.svelte
+++ b/frontend/src/routes/dashboard/general_catalogs/inpc/+page.svelte
@@ -11,7 +11,7 @@
 	import * as Card from '$lib/components/ui/card';
 	import { Button } from '$lib/components/ui/button';
 	import { Input } from '$lib/components/ui/input';
-	import { Pencil, Plus, Trash2, RefreshCw } from 'lucide-svelte';
+	import { Pencil, Plus, Trash2 } from 'lucide-svelte';
 	import { useShortcuts } from '$lib/hooks/use-shortcuts';
 	import { obtenerAtajosListaINPC } from '$lib/config/shortcuts/dashboard/general_catalogs/inpc/list';
 	import { inpcApi, type INPC } from '$lib/api/dashboard/a76/general_catalogs/inpc';
@@ -88,10 +88,11 @@
 					page: '1',
 					page_size: pageSize.toString()
 				});
-				if (response.data) {
-					allItems = response.data.items;
-					currentPage = 1;
-					totalItems = response.data.total;
+				const payload = (response as any).items ? response : (response as any).data;
+				if (payload?.items) {
+					allItems = payload.items;
+					currentPage = payload.page || 1;
+					totalItems = payload.total;
 				}
 			} catch (err) {
 				error = 'Error aplicando filtros';
@@ -118,11 +119,14 @@
 				page: (currentPage + 1).toString(),
 				page_size: pageSize.toString()
 			});
-			if (response.data?.items) {
-				allItems = [...allItems, ...response.data.items];
-				currentPage += 1;
-				totalItems = response.data.total;
+			const payload = (response as any).items ? response : (response as any).data;
+			if (payload?.items) {
+				allItems = [...allItems, ...payload.items];
+				currentPage = payload.page || currentPage + 1;
+				totalItems = payload.total;
 			}
+		} catch (err) {
+			error = 'Error cargando mas datos';
 		} finally {
 			loading = false;
 		}
@@ -139,11 +143,14 @@
 				page: '1',
 				page_size: pageSize.toString()
 			});
-			if (response.data) {
-				allItems = response.data.items;
-				currentPage = 1;
-				totalItems = response.data.total;
+			const payload = (response as any).items ? response : (response as any).data;
+			if (payload?.items) {
+				allItems = payload.items;
+				currentPage = payload.page || 1;
+				totalItems = payload.total;
 			}
+		} catch (err) {
+			error = 'Error al recargar datos';
 		} finally {
 			loading = false;
 		}
@@ -168,9 +175,6 @@
 			<p class="text-muted-foreground">{m['common.sub_inpc']()}</p>
 		</div>
 		<div class="flex items-center gap-3">
-			<Button variant="outline" size="sm" class="h-9" onclick={reloadData}>
-				<RefreshCw class="mr-2 h-4 w-4" /> {m['common.btn_refresh']()}
-			</Button>
 			{#if !isError && canCreate}
 				<Button
 					class="h-9"