--- ubercart/uc_taxes/uc_taxes.module
+++ ubercart/uc_taxes/uc_taxes.module
@@ -397,8 +397,10 @@ function uc_taxes_filter_rates($order) {
   // For orders no longer in checkout, only the saved tax rates can apply.
   elseif (isset($order->order_status) && uc_order_status_data($order->order_status, 'state') != 'in_checkout') {
     if (isset($order->line_items)) {
+      $order_tax_count = 0;
       foreach ($order->line_items as $item) {
         if ($item['type'] == 'tax') {
+          $order_tax_count++;
           if (!empty($item['data']['tax'])) {
             // Use the rate stored in the line-item.
             $taxes[] = clone $item['data']['tax'];
@@ -414,6 +416,19 @@ function uc_taxes_filter_rates($order) {
           }
         }
       }
+      // count the actual no of taxes 
+      // that can be applied to an order
+      $actual_tax_count = uc_taxes_get_tax_count();
+
+      // Check if all the taxes are applied to current order
+      // if not apply all the taxes that are applicable to current order
+      if ($order_tax_count < $actual_tax_count) {
+        foreach (uc_taxes_rate_load() as $rate) {
+          if (rules_invoke_component('uc_taxes_' . $rate->id, $order)) {
+            $taxes[] = clone $rate;
+          }
+        }
+      }
     }
   }
   // For orders still in checkout, any tax whose conditions are satisfied can
@@ -666,3 +681,23 @@ function uc_taxes_get_included_tax($prod
 
   return array($amount, $suffixes);
 }
+
+/**
+ * Counts the number of taxes that can be applied to an order
+ *
+ * @return 
+ *   The number of taxes that can be applied to an order
+ */
+function uc_taxes_get_tax_count() {
+  $tax_count = 0;
+
+  // Get all the rate data from the database.
+  $result = db_query("SELECT * FROM {uc_taxes} ORDER BY weight");
+
+  // Loop through each returned row.
+  foreach ($result as $rate) {
+    $tax_count++;
+  }
+    
+  return $tax_count;
+}