src/main/java/com/primefactorsolutions/views/RequestRegisterView.java

@@ -500,9 +500,14 @@ public class RequestRegisterView extends VerticalLayout {
             handleExistingRequests(request);
         }
 
+        long differentDays = ChronoUnit.DAYS.between(LocalDate.now(), request.getStartDate());
+        if (differentDays >= -15 && differentDays <= 90) {
             requestService.saveTimeOffRequest(request);
             Notification.show("Solicitud guardada correctamente.");
             closeForm();
+        } else {
+            Notification.show("La fecha de inicio debe encontrarse dentro del rango de 15 días a 3 meses de anticipación.");
+        }
     }
 
     private TimeOffRequest prepareRequest() {