diff --git a/.replit b/.replit
index c50bc15..f28aea5 100644
--- a/.replit
+++ b/.replit
@@ -31,6 +31,10 @@ externalPort = 3002
 localPort = 43267
 externalPort = 3003
 
+[[ports]]
+localPort = 43839
+externalPort = 4200
+
 [env]
 PORT = "5000"
 
diff --git a/client/src/pages/sites.tsx b/client/src/pages/sites.tsx
index 49bb16d..a72f34d 100644
--- a/client/src/pages/sites.tsx
+++ b/client/src/pages/sites.tsx
@@ -142,6 +142,32 @@ export default function Sites() {
     });
   };
 
+  // Funzione per determinare lo stato del contratto
+  const getContractStatus = (site: Site): "active" | "expiring" | "expired" | "none" => {
+    if (!site.contractStartDate || !site.contractEndDate) return "none";
+    
+    const today = new Date();
+    const startDate = new Date(site.contractStartDate);
+    const endDate = new Date(site.contractEndDate);
+    
+    if (today < startDate) return "none"; // Contratto non ancora iniziato
+    if (today > endDate) return "expired";
+    
+    // Calcola i giorni rimanenti
+    const daysLeft = Math.ceil((endDate.getTime() - today.getTime()) / (1000 * 60 * 60 * 24));
+    
+    if (daysLeft <= 30) return "expiring"; // In scadenza se mancano 30 giorni o meno
+    
+    return "active";
+  };
+
+  const contractStatusLabels = {
+    active: { label: "Contratto Attivo", variant: "default" as const },
+    expiring: { label: "In Scadenza", variant: "outline" as const },
+    expired: { label: "Scaduto", variant: "destructive" as const },
+    none: { label: "Nessun Contratto", variant: "secondary" as const },
+  };
+
   return (
     <div className="space-y-6">
       <div className="flex items-center justify-between">
@@ -679,12 +705,28 @@ export default function Sites() {
                 </div>
               </CardHeader>
               <CardContent className="space-y-3">
-                <div>
+                <div className="flex flex-wrap gap-2">
                   <Badge variant="outline">
                     {shiftTypeLabels[site.shiftType]}
                   </Badge>
+                  {(() => {
+                    const status = getContractStatus(site);
+                    const statusInfo = contractStatusLabels[status];
+                    return (
+                      <Badge variant={statusInfo.variant} data-testid={`badge-contract-status-${site.id}`}>
+                        {statusInfo.label}
+                      </Badge>
+                    );
+                  })()}
                 </div>
 
+                {site.contractReference && (
+                  <div className="text-xs text-muted-foreground">
+                    Contratto: {site.contractReference}
+                    {site.contractEndDate && ` • Scade: ${new Date(site.contractEndDate).toLocaleDateString('it-IT')}`}
+                  </div>
+                )}
+
                 <div className="space-y-1 text-sm">
                   <div className="flex items-center gap-2">
                     <Users className="h-4 w-4 text-muted-foreground" />
diff --git a/server/routes.ts b/server/routes.ts
index 7e45a80..062576d 100644
--- a/server/routes.ts
+++ b/server/routes.ts
@@ -944,7 +944,20 @@ export async function registerRoutes(app: Express): Promise<Server> {
         return res.status(400).json({ message: "Missing required fields" });
       }
 
-      // Convert and validate dates
+      // Verifica stato contratto del sito
+      const site = await storage.getSite(req.body.siteId);
+      if (!site) {
+        return res.status(404).json({ message: "Sito non trovato" });
+      }
+
+      // Controllo validità contratto - richiesto per creare turni
+      if (!site.contractStartDate || !site.contractEndDate) {
+        return res.status(400).json({ 
+          message: `Impossibile creare turno: il sito "${site.name}" non ha un contratto attivo` 
+        });
+      }
+
+      // Convert and validate shift dates first
       const startTime = new Date(req.body.startTime);
       const endTime = new Date(req.body.endTime);
 
@@ -952,6 +965,30 @@ export async function registerRoutes(app: Express): Promise<Server> {
         return res.status(400).json({ message: "Invalid date format" });
       }
 
+      // Normalizza date contratto a giorno intero (00:00 - 23:59)
+      const contractStart = new Date(site.contractStartDate);
+      contractStart.setHours(0, 0, 0, 0);
+      
+      const contractEnd = new Date(site.contractEndDate);
+      contractEnd.setHours(23, 59, 59, 999);
+
+      // Normalizza data turno a giorno (per confronto)
+      const shiftDate = new Date(startTime);
+      shiftDate.setHours(0, 0, 0, 0);
+
+      // Verifica che il turno sia dentro il periodo contrattuale
+      if (shiftDate > contractEnd) {
+        return res.status(400).json({ 
+          message: `Impossibile creare turno: il contratto per il sito "${site.name}" scade il ${new Date(site.contractEndDate).toLocaleDateString('it-IT')}` 
+        });
+      }
+
+      if (shiftDate < contractStart) {
+        return res.status(400).json({ 
+          message: `Impossibile creare turno: il contratto per il sito "${site.name}" inizia il ${new Date(site.contractStartDate).toLocaleDateString('it-IT')}` 
+        });
+      }
+
       // Validate and transform the request body
       const validatedData = insertShiftSchema.parse({
         siteId: req.body.siteId,