diff --git a/api/v2/post/contracts.php b/api/v2/post/contracts.php
index 7ecae4a..65b28ad 100644
--- a/api/v2/post/contracts.php
+++ b/api/v2/post/contracts.php
@@ -66,10 +66,10 @@ if ($id != ''){
     $contract_data = $stmt->fetch();
      
     $contract_old = json_decode($contract_data['accounthierarchy']);
-    $salesid_new = (($post_content['salesid'] != '' && $post_content['salesid'] != $contract_old->salesid)? $post_content['salesid'] : $contract_old->salesid);
-    $soldto_new = (($post_content['soldto'] != '' && $post_content['soldto'] != $contract_old->soldto)? $post_content['soldto'] : $contract_old->soldto);
-    $shipto_new = (($post_content['shipto'] != '' && $post_content['shipto'] != $contract_old->shipto)? $post_content['shipto'] : $contract_old->shipto);
-    $location_new = (($post_content['location'] != '' && $post_content['location'] != $contract_old->location)? $post_content['location'] : $contract_old->location);
+    $salesid_new = ((isset($post_content['salesid']) && $post_content['salesid'] != '' && $post_content['salesid'] != $contract_old->salesid)? $post_content['salesid'] : $contract_old->salesid);
+    $soldto_new = ((isset($post_content['soldto']) && $post_content['soldto'] != '' && $post_content['soldto'] != $contract_old->soldto)? $post_content['soldto'] : $contract_old->soldto);
+    $shipto_new = ((isset($post_content['shipto']) && $post_content['shipto'] != '' && $post_content['shipto'] != $contract_old->shipto)? $post_content['shipto'] : $contract_old->shipto);
+    $location_new = ((isset($post_content['location']) && $post_content['location'] != '' && $post_content['location'] != $contract_old->location)? $post_content['location'] : $contract_old->location);
     
     if ($permission == 4){
         //ADMIN+ ONLY ARE ALLOWED TO CHANGE SALES AND SOLD
@@ -193,7 +193,7 @@ if (isset($post_content['assigned_users'])){
                     
                     $sql = 'UPDATE users SET service = ? WHERE id = ? ';
                     $stmt = $pdo->prepare($sql);
-                    if (isset($post_content['status']) && $post_content['status'] != 2){
+                    if (isset($post_content['status']) && $post_content['status'] < 2){
                         //Add serviceflag from user
                         $stmt->execute([$generate_service,$id_exist_user]);
                     }
diff --git a/api/v2/post/users.php b/api/v2/post/users.php
index f4740fd..16a8f81 100644
--- a/api/v2/post/users.php
+++ b/api/v2/post/users.php
@@ -61,8 +61,8 @@ $partnerhierarchy_old = json_decode($user_data['partnerhierarchy']);
 
 $salesid_new = ((isset($post_content['salesid']) && $post_content['salesid'] != '' && $post_content['salesid'] != $partnerhierarchy_old->salesid)? $post_content['salesid'] : $partnerhierarchy_old->salesid);
 $soldto_new = ((isset($post_content['soldto']) && $post_content['soldto'] != '' && $post_content['soldto'] != $partnerhierarchy_old->soldto)? $post_content['soldto'] : $partnerhierarchy_old->soldto);
-$shipto_new = (($post_content['shipto'] != '' && $post_content['shipto'] != $partnerhierarchy_old->shipto)? $post_content['shipto'] : $partnerhierarchy_old->shipto);
-$location_new = (($post_content['location'] != '' && $post_content['location'] != $partnerhierarchy_old->location)? $post_content['location'] : $partnerhierarchy_old->location);
+$shipto_new = ((isset($post_content['shipto']) && $post_content['shipto'] != '' && $post_content['shipto'] != $partnerhierarchy_old->shipto)? $post_content['shipto'] : $partnerhierarchy_old->shipto);
+$location_new = ((isset($post_content['location']) && $post_content['location'] != '' && $post_content['location'] != $partnerhierarchy_old->location)? $post_content['location'] : $partnerhierarchy_old->location);
     
     if ($permission == 4){
         //ADMIN+ ONLY ARE ALLOWED TO CHANGE SALES AND SOLD
diff --git a/assets/functions.php b/assets/functions.php
index 40dbac6..5cb4860 100644
--- a/assets/functions.php
+++ b/assets/functions.php
@@ -2728,4 +2728,65 @@ function assetHealthIndex($prof,$pem,$healthdata,$type){
   } 
   //Not allowed or no data return 100% health  
 return $healthindex;
+}
+
+// +++++++++++++++++++++++++++++++++++++++++++++++++++++++
+// Block contracts                          ++++++++++++++
+// +++++++++++++++++++++++++++++++++++++++++++++++++++++++
+function blockContracts($token){
+
+  include dirname(__FILE__,2).'/settings/settings.php';
+
+  //CALL TO API
+  $api_url = '/v2/contracts/status=1&type=1';
+  $responses = ioAPIv2($api_url,'',$token);
+  //Decode Payload
+  if (!empty($responses)){$responses = json_decode($responses,true);}else{$responses = null;}
+
+  foreach ($responses as $response){
+
+    //GET BILLING DATA
+    $billing_plan = $response['billing_plan'];
+    $billing_max = $response['service_count'];
+
+    //DECODE ARRAYs
+    $servicetools = json_decode($response['servicetool'],true) ?? ''; 
+    $assigned_users = json_decode($response['assigned_users'],true) ?? ''; 
+    $ignore_lists = json_decode($response['ignore_list'],true) ?? ''; 
+
+    //get all assigned serialnumbers
+    $url_input = '';
+    foreach($servicetools as $service_tool){
+        $url_input .= $service_tool.',';
+    }
+    //get ignore list
+    $ignored_serialnumbers = '';
+    if (!empty($ignore_lists)){ 
+        foreach($ignore_lists as $list){
+            $ignored_serialnumbers .= $list.',';
+        }
+        $ignored_serialnumbers = '&ignore='.substr($ignored_serialnumbers,0,-1);
+    }
+    //GET END DATA
+    $contract_end_date = date('Y-m-d', strtotime('+'.$response['duration'].' months', strtotime($response['start_date'])));
+                
+    //Return report_usage_servicereports
+    $api_url = '/v2/application/type=ServiceReport&serialnumber='.substr($url_input,0,-1).$ignored_serialnumbers.'&between='.$response['start_date'].'||'.$contract_end_date.'/contract_usage_servicereports';
+    $contract_usage_servicereports = ioAPIv2($api_url,'',$token);
+
+    //Decode Payload
+    if (!empty($contract_usage_servicereports)){$contract_usage_servicereports = json_decode($contract_usage_servicereports,true);}else{$contract_usage_servicereports = null;}
+
+    //GET USAGE BILLING INFORMATION
+    $usage_billing = usageBilling($contract_usage_servicereports);
+    $billing_cylce_usage = (($billing_plan == 1 && isset($usage_billing[$curYear]['quarters'][$curQuarter]['months'][$curMonth_name])) ? $usage_billing[$curYear]['quarters'][$curQuarter]['months'][$curMonth_name] : (($billing_plan == 2 && isset($usage_billing[$curYear]['quarters'][$curQuarter])) ? $usage_billing[$curYear]['quarters'][$curQuarter]: (($billing_plan == 3 && isset($usage_billing[$curYear])) ? $usage_billing[$curYear]: 0 )));
+
+    //CHECK FOR OVERRUN
+    if ($billing_cylce_usage >= $billing_max){
+        //overrun - set contract status to 3 - block and Inactivate service for all assigned users
+        $data = json_encode(array("rowID" => $response['rowID'], "status" => "3", "assigned_users" => $assigned_users), JSON_UNESCAPED_UNICODE);
+        //API call
+        ioAPIv2('/v2/contracts', $data,$token);
+    }  
+  }
 }
\ No newline at end of file
diff --git a/contract.php b/contract.php
index 6e27d19..7967cd0 100644
--- a/contract.php
+++ b/contract.php
@@ -111,7 +111,7 @@ $view .= '  <div class="content-block order-details">
                 </div>
                 <div class="order-detail">
                     <h3>'.$contract_status.'</h3>
-                    <p><span class="status id'.$responses->status.'">'.$$contract_status_text.'</span></p>
+                    <p>'.(($responses->status == 1)? '<span class="status enabled">': (($responses->status == 3) ? '<span class="status disabled">': '<span class="status">')).''.$$contract_status_text.'</span></p>
                 </div>
                 <div class="order-detail">
                     <h3>'.$contract_type.'</h3>
diff --git a/contracts.php b/contracts.php
index 7864d28..eaf1a51 100644
--- a/contracts.php
+++ b/contracts.php
@@ -90,7 +90,8 @@ $view .= '
                     <option value="" disabled selected>'.$contract_status.'</option>
                     <option value="0">'.$contract_status0.'</option>
                     <option value="1">'.$contract_status1.'</option>   
-                    <option value="2">'.$contract_status2.'</option>   
+                    <option value="2">'.$contract_status2.'</option>
+                    <option value="3">'.$contract_status3.'</option>   
                 </select>
                 <button type="submit">'.$button_apply.'</button>
             </div>
@@ -145,7 +146,7 @@ $view .= '
                 $view .= ' 
                     <tr>
                     <td>'.$response->rowID.'</td>
-                    <td>'.(($response->status == 1)? '<span class="status enabled">'.$$status:'<span class="status">'.$$status).'</td>
+                    <td>'.(($response->status == 1)? '<span class="status enabled">'.$$status: (($response->status == 3) ? '<span class="status disabled">'.$$status : '<span class="status">'.$$status)).'</td>
                     <td>'.$partner_data->soldto.'</td>
                     <td>'.$$type.'</td>
                     <td>'.$response->start_date.'</td>
diff --git a/cronjob.php b/cronjob.php
index 8ffe377..9a74ca5 100644
--- a/cronjob.php
+++ b/cronjob.php
@@ -80,10 +80,14 @@ else {
 }
 
 // +++++++++++++++++++++++++++++++++++++++++++++++++++++++
-// close Contracts                          ++++++++++++++
+// Contracts                                ++++++++++++++
 // +++++++++++++++++++++++++++++++++++++++++++++++++++++++
+//close contracts past due
 closeContract();
 
+//block contract where usage limit is reached
+blockContracts($token);
+
 // +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 // Machine learning                         ++++++++++++++
 // +++++++++++++++++++++++++++++++++++++++++++++++++++++++
diff --git a/settings/settingsprofiles.php b/settings/settingsprofiles.php
index b01b652..c58f3ed 100644
--- a/settings/settingsprofiles.php
+++ b/settings/settingsprofiles.php
@@ -8,7 +8,7 @@ define('service','dashboard,profile,assets,equipments,equipment,equipment_manage
 /*Admin*/
 define('admin_profile','dashboard,profile,buildtool,sales,accounts,account,contracts,contract,contract_manage,cartests,cartest,cartest_manage,assets,equipments,equipment,equipment_healthindex,equipment_data,equipment_manage,equipment_manage_edit,equipments_mass_update,histories,history,history_manage,firmwaretool,buildtool,products,products_versions,product,product_manage,servicereports,servicereport,admin,partners,partner,users,user,user_manage,communications,communication,communication_send,marketing,reporting,report_build,report_healthindex,application');
 /*AdminPlus*/
-define('adminplus_profile','dashboard,profile,buildtool,sales,accounts,account,contracts,contract,contract_manage,cartests,cartest,cartest_manage,assets,equipments,equipment,equipment_healthindex,equipment_data,equipment_manage,equipment_manage_edit,equipments_mass_update,histories,history,history_manage,firmwaretool,buildtool,products,products_versions,product,product_manage,servicereports,servicereport,admin,partners,partner,users,user,user_manage,communications,communication,communication_send,marketing,reporting,report_build,report_healthindex,report_usage,config,settings,logfile,changelog,language,application,maintenance,profiles');
+define('adminplus_profile','dashboard,profile,buildtool,sales,accounts,account,contracts,contract,contract_manage,cartests,cartest,cartest_manage,assets,equipments,equipment,equipment_healthindex,equipment_data,equipment_manage,equipment_manage_edit,equipments_mass_update,histories,history,history_manage,firmwaretool,buildtool,products,products_versions,products_software,product,product_manage,servicereports,servicereport,admin,partners,partner,users,user,user_manage,communications,communication,communication_send,marketing,reporting,report_build,report_healthindex,report_usage,config,settings,logfile,changelog,language,application,maintenance,profiles');
 /*Build*/
 define('build','buildtool,buildtool,application');
 /*Distribution*/
@@ -16,5 +16,5 @@ define('distribution','dashboard,profile,assets,equipments,equipment,equipment_m
 /*Firmware*/
 define('firmware','firmwaretool,application');
 /*Interface*/
-define('interface','equipments,equipment_manage,firmwaretool,products_versions,application');
+define('interface','contracts,contract,equipments,equipment_manage,firmwaretool,products_versions,users,application');
 ?>
\ No newline at end of file
diff --git a/settings/translations/translations_DE.php b/settings/translations/translations_DE.php
index 7e806f4..b89daa5 100644
--- a/settings/translations/translations_DE.php
+++ b/settings/translations/translations_DE.php
@@ -511,6 +511,7 @@ $contract_search = 'Referenz suchen';
 $contract_status0 = 'Entwurf';
 $contract_status1 = 'Aktiv';
 $contract_status2 = 'Abgeschlossen';
+$contract_status3 = 'Block';
 
 $contract_type0 = 'Fest';
 $contract_type1 = 'Abonnement';
diff --git a/settings/translations/translations_ES.php b/settings/translations/translations_ES.php
index 65e7d40..3d0e063 100644
--- a/settings/translations/translations_ES.php
+++ b/settings/translations/translations_ES.php
@@ -510,6 +510,7 @@ $contract_search = 'Buscar referencia';
 $contract_status0 = 'Borrador';
 $contract_status1 = 'Activo';
 $contract_status2 = 'Cerrado';
+$contract_status3 = 'Block';
 
 $contract_type0 = 'Fijo';
 $contract_type1 = 'Suscripción';
diff --git a/settings/translations/translations_NL.php b/settings/translations/translations_NL.php
index d442e0a..9ad6336 100644
--- a/settings/translations/translations_NL.php
+++ b/settings/translations/translations_NL.php
@@ -516,6 +516,7 @@ $contract_search = 'Zoek referentie';
 $contract_status0 = 'Draft';
 $contract_status1 = 'Actief';
 $contract_status2 = 'Gesloten';
+$contract_status3 = 'Block';
 
 $contract_type0 = 'Vast';
 $contract_type1 = 'Abonnement';
diff --git a/settings/translations/translations_PT.php b/settings/translations/translations_PT.php
index 6709316..71b6538 100644
--- a/settings/translations/translations_PT.php
+++ b/settings/translations/translations_PT.php
@@ -509,6 +509,7 @@ $contract_search = 'Buscar referência';
 $contract_status0 = 'Rascunho';
 $contract_status1 = 'Ativo';
 $contract_status2 = 'Fechado';
+$contract_status3 = 'Block';
 
 $contract_type0 = 'Fixo';
 $contract_type1 = 'Assinatura';
diff --git a/settings/translations/translations_US.php b/settings/translations/translations_US.php
index abe96e4..e748be7 100644
--- a/settings/translations/translations_US.php
+++ b/settings/translations/translations_US.php
@@ -511,6 +511,7 @@ $contract_search = 'Search reference';
 $contract_status0 = 'Draft';
 $contract_status1 = 'Active';
 $contract_status2 = 'Closed';
+$contract_status3 = 'Block';
 
 $contract_type0 = 'Fixed';
 $contract_type1 = 'Subscription';