diff --git a/CHANGELOG.md b/CHANGELOG.md
index 30dd36e6..806b3a6e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+## 2023-02-16 v.6.1.16
+- Добавление передачи магазина для корпоративных клиентов
+
 ## 2023-01-10 v.6.1.15
 - Добавлен фильтр активности менеджеров
 
diff --git a/intaro.retailcrm/classes/general/events/RetailCrmEvent.php b/intaro.retailcrm/classes/general/events/RetailCrmEvent.php
index bc262e13..f77bd23b 100644
--- a/intaro.retailcrm/classes/general/events/RetailCrmEvent.php
+++ b/intaro.retailcrm/classes/general/events/RetailCrmEvent.php
@@ -170,9 +170,9 @@ class RetailCrmEvent
 
         if (
             ('Y' === $optionCorpClient)
-            && true === RetailCrmCorporateClient::isCorpTookExternalId((string)$arOrder['USER_ID'], $api)
+            && true === RetailCrmCorporateClient::isCorpTookExternalId((string)$arOrder['USER_ID'], $api, $site)
         ) {
-            RetailCrmCorporateClient::setPrefixForExternalId((string) $arOrder['USER_ID'], $api);
+            RetailCrmCorporateClient::setPrefixForExternalId((string) $arOrder['USER_ID'], $api, $site);
         }
 
         //TODO эта управляющая конструкция по функционалу дублирует RetailCrmOrder::createCustomerForOrder.
diff --git a/intaro.retailcrm/classes/general/order/RetailCrmOrder_v5.php b/intaro.retailcrm/classes/general/order/RetailCrmOrder_v5.php
index e77c7270..23a2eeb1 100644
--- a/intaro.retailcrm/classes/general/order/RetailCrmOrder_v5.php
+++ b/intaro.retailcrm/classes/general/order/RetailCrmOrder_v5.php
@@ -543,12 +543,15 @@ class RetailCrmOrder
                 $cachedCorporateIds = [];
 
                 foreach ($ordersPack as $lid => $lidOrdersList) {
+                    $site = self::getCrmShopCodeByLid($lid, $arParams['optionsSitesList']);
+
                     foreach ($lidOrdersList as $key => $orderData) {
                         $lidOrdersList[$key] = self::addCorporateCustomerToOrder(
                             $orderData,
                             $api,
                             $resCustomersCorporate,
-                            $cachedCorporateIds
+                            $cachedCorporateIds,
+                            $site
                         );
                     }
 
@@ -605,8 +608,8 @@ class RetailCrmOrder
         }
 
         if ('Y' === RetailcrmConfigProvider::getCorporateClientStatus()) {
-            if (true === RetailCrmCorporateClient::isCorpTookExternalId((string) $user['ID'], $api)) {
-                RetailCrmCorporateClient::setPrefixForExternalId((string) $user['ID'], $api);
+            if (true === RetailCrmCorporateClient::isCorpTookExternalId((string) $user['ID'], $api, $site)) {
+                RetailCrmCorporateClient::setPrefixForExternalId((string) $user['ID'], $api, $site);
             }
         }
 
@@ -665,7 +668,8 @@ class RetailCrmOrder
         array $orderData,
         ApiClient $api,
         array $resCustomersCorporate,
-        array &$cachedCorporateIds
+        array &$cachedCorporateIds,
+        $site = null
     ): array {
         $customerLegalName = $orderData['contragent']['legalName'];
 
@@ -700,7 +704,8 @@ class RetailCrmOrder
                     );
                 } elseif (array_key_exists($customerLegalName, $resCustomersCorporate)) {
                     $createResponse = $api->customersCorporateCreate(
-                            $resCustomersCorporate[$customerLegalName]
+                            $resCustomersCorporate[$customerLegalName],
+                            $site
                         );
 
                     if ($createResponse && $createResponse->isSuccessful()) {
diff --git a/intaro.retailcrm/classes/general/user/RetailCrmCorporateClient.php b/intaro.retailcrm/classes/general/user/RetailCrmCorporateClient.php
index a2d584e3..1e37b1c4 100644
--- a/intaro.retailcrm/classes/general/user/RetailCrmCorporateClient.php
+++ b/intaro.retailcrm/classes/general/user/RetailCrmCorporateClient.php
@@ -170,13 +170,14 @@ class RetailCrmCorporateClient
      *
      * @return bool
      */
-    public static function isCorpTookExternalId(string $bitrixUserId, ApiClient $api): bool
+    public static function isCorpTookExternalId(string $bitrixUserId, ApiClient $api, $site = null): bool
     {
         $response = RCrmActions::apiMethod(
             $api,
             'customersCorporateGet',
             __METHOD__,
-            $bitrixUserId
+            $bitrixUserId,
+            $site
         );
 
         if (false === $response) {
@@ -194,7 +195,7 @@ class RetailCrmCorporateClient
      * @param string               $externalId
      * @param \RetailCrm\ApiClient $api
      */
-    public static function setPrefixForExternalId(string $externalId, ApiClient $api)
+    public static function setPrefixForExternalId(string $externalId, ApiClient $api, $site = null)
     {
         $response = RCrmActions::apiMethod(
             $api,
@@ -203,7 +204,8 @@ class RetailCrmCorporateClient
             [
                 'urlId' => $externalId,
                 'externalId' => self::CORP_PREFIX . $externalId
-            ]
+            ],
+            $site
         );
 
         if (false === $response) {
diff --git a/intaro.retailcrm/description.ru b/intaro.retailcrm/description.ru
index e7554ac1..5b903449 100644
--- a/intaro.retailcrm/description.ru
+++ b/intaro.retailcrm/description.ru
@@ -1 +1 @@
-- Добавлен фильтр активности менеджеров
+- Добавлена поддержка работы с корпоративными клиентами при мультисайтовости cms системы
diff --git a/intaro.retailcrm/install/version.php b/intaro.retailcrm/install/version.php
index 009f5447..b31f7c70 100644
--- a/intaro.retailcrm/install/version.php
+++ b/intaro.retailcrm/install/version.php
@@ -1,6 +1,6 @@
 <?php
 
 $arModuleVersion = [
-    'VERSION'      => '6.1.15',
-    'VERSION_DATE' => '2023-01-26 12:00:00'
+    'VERSION'      => '6.1.16',
+    'VERSION_DATE' => '2023-02-16 12:00:00'
 ];
diff --git a/tests/classes/general/user/RetailCrmCorporateClientTest.php b/tests/classes/general/user/RetailCrmCorporateClientTest.php
new file mode 100644
index 00000000..083dc126
--- /dev/null
+++ b/tests/classes/general/user/RetailCrmCorporateClientTest.php
@@ -0,0 +1,46 @@
+<?php
+
+use RetailCrm\ApiClient;
+use RetailCrm\Response\ApiResponse;
+
+/**
+ * Class RetailCrmCorporateClientTest
+ */
+class RetailCrmCorporateClientTest extends \BitrixTestCase
+{
+    public function setUp(): void
+    {
+        parent::setUp();
+
+        COption::SetOptionString('intaro.retailcrm', 'api_version', 'v5');
+        CModule::IncludeModule('intaro.retailcrm');
+    }
+
+    public function testCorpTookAndSetPrefix(): void
+    {
+        $apiClientMock = $this->getMockBuilder(ApiClient::class)
+            ->disableOriginalConstructor()
+            ->setMethods(['customersCorporateGet', 'customersCorporateEdit'])
+            ->getMock()
+        ;
+
+        $apiResponse = new ApiResponse('200', json_encode(['customerCorporate' => 'test']));
+        $apiClientMock
+            ->method('customersCorporateGet')
+            ->withAnyParameters()
+            ->willReturn($apiResponse)
+        ;
+
+        $response = \RetailCrmCorporateClient::isCorpTookExternalId('15', $apiClientMock, 'testSite');
+
+        $this->assertTrue($response);
+
+        $apiClientMock
+            ->method('customersCorporateEdit')
+            ->withAnyParameters()
+            ->willReturn($apiResponse)
+        ;
+
+        RetailCrmCorporateClient::setPrefixForExternalId(15, $apiClientMock, 'testSite');
+    }
+}
\ No newline at end of file