diff --git a/app/Http/Controllers/InsuranceSubscriptionController.php b/app/Http/Controllers/InsuranceSubscriptionController.php
index ce50407..6914c56 100644
--- a/app/Http/Controllers/InsuranceSubscriptionController.php
+++ b/app/Http/Controllers/InsuranceSubscriptionController.php
@@ -301,6 +301,10 @@ class InsuranceSubscriptionController extends Controller
         if (!isset($networkConfig) || $networkConfig->configWallet->type != 'ilink_sante')
             return $this->errorResponse(trans('errors.nano_health_not_activated'));
 
+        $insurance = NhInsurance::where('network_id', $request->input('network_id'))->where('user_id', $request->input('user_id'))->first();
+        if (isset($insurance)) {
+            return $this->errorResponse(__('errors.already_insured'));
+        }
         $this->latestSubscriptionVerification($request->input('network_id'), $request->input('user_id'));
 
         // Verification de l'age du beneficiaire
diff --git a/resources/lang/en/errors.php b/resources/lang/en/errors.php
index 7d4fd78..77a6b21 100755
--- a/resources/lang/en/errors.php
+++ b/resources/lang/en/errors.php
@@ -47,5 +47,6 @@ return [
     'act_application_already_pending' => "You already have an application pending for this act",
     'insurance_not_in_order' => "This insurance is not in order",
     "insurance_expired" => "Your insurance is :state. You cannot perform this operation",
-    'cannot_renew_insurance' => "Your insurance is not stopped, you cannot renew it"
+    'cannot_renew_insurance' => "Your insurance is not stopped, you cannot renew it",
+    'already_insured' => "Vous avez deja souscrit à cette assurance"
 ];
diff --git a/resources/lang/fr/errors.php b/resources/lang/fr/errors.php
index 012ebab..5bf3437 100755
--- a/resources/lang/fr/errors.php
+++ b/resources/lang/fr/errors.php
@@ -47,5 +47,6 @@ return [
     'act_application_already_pending' => "Vous avez deja une demande en cours de validation pour cet acte.",
     'insurance_not_in_order' => "Cette assurance n'est pas en règle",
     "insurance_expired" => "Votre assurance est :state. Vous ne pouvez pas effectuer cette opération",
-    'cannot_renew_insurance' => "Votre assurance n'est pas en arrêt , vous ne pouvez pas la renouveler"
+    'cannot_renew_insurance' => "Votre assurance n'est pas en arrêt , vous ne pouvez pas la renouveler",
+    'already_insured' => "Vous avez deja souscrit à cette assurance"
 ];