diff --git a/android/src/com/mapswithme/maps/Framework.java b/android/src/com/mapswithme/maps/Framework.java
index b3b6f8d864..5f6637aa28 100644
--- a/android/src/com/mapswithme/maps/Framework.java
+++ b/android/src/com/mapswithme/maps/Framework.java
@@ -104,12 +104,14 @@ public class Framework
   public static final int TOKEN_MAPSME = 3;
 
   @Retention(RetentionPolicy.SOURCE)
-  @IntDef({ PURCHASE_VERIFIED, PURCHASE_NOT_VERIFIED, PURCHASE_VALIDATION_SERVER_ERROR })
+  @IntDef({ PURCHASE_VERIFIED, PURCHASE_NOT_VERIFIED,
+            PURCHASE_VALIDATION_SERVER_ERROR, PURCHASE_VALIDATION_AUTH_ERROR })
   public @interface PurchaseValidationCode {}
 
   public static final int PURCHASE_VERIFIED = 0;
   public static final int PURCHASE_NOT_VERIFIED = 1;
   public static final int PURCHASE_VALIDATION_SERVER_ERROR = 2;
+  public static final int PURCHASE_VALIDATION_AUTH_ERROR = 3;
 
   @SuppressWarnings("unused")
   public interface MapObjectListener
diff --git a/android/src/com/mapswithme/maps/purchase/ValidationStatus.java b/android/src/com/mapswithme/maps/purchase/ValidationStatus.java
index 24c1f383a1..4f521b03eb 100644
--- a/android/src/com/mapswithme/maps/purchase/ValidationStatus.java
+++ b/android/src/com/mapswithme/maps/purchase/ValidationStatus.java
@@ -4,5 +4,6 @@ public enum ValidationStatus
 {
   VERIFIED,
   NOT_VERIFIED,
-  SERVER_ERROR
+  SERVER_ERROR,
+  AUTH_ERROR
 }
diff --git a/iphone/Maps/Core/InappPurchase/IMWMPurchaseValidation.h b/iphone/Maps/Core/InappPurchase/IMWMPurchaseValidation.h
index 51904342c3..ad3d58c00a 100644
--- a/iphone/Maps/Core/InappPurchase/IMWMPurchaseValidation.h
+++ b/iphone/Maps/Core/InappPurchase/IMWMPurchaseValidation.h
@@ -4,6 +4,7 @@ typedef NS_ENUM(NSUInteger, MWMPurchaseValidationResult) {
   MWMPurchaseValidationResultValid,
   MWMPurchaseValidationResultNotValid,
   MWMPurchaseValidationResultError,
+  MWMPurchaseValidationResultAuthError,
 };
 
 typedef void (^ValidatePurchaseCallback)(MWMPurchaseValidationResult validationResult);
diff --git a/iphone/Maps/Core/InappPurchase/Impl/MWMPurchaseValidation.mm b/iphone/Maps/Core/InappPurchase/Impl/MWMPurchaseValidation.mm
index 119eb4f6d8..6efd6c9821 100644
--- a/iphone/Maps/Core/InappPurchase/Impl/MWMPurchaseValidation.mm
+++ b/iphone/Maps/Core/InappPurchase/Impl/MWMPurchaseValidation.mm
@@ -43,6 +43,9 @@
       case Purchase::ValidationCode::ServerError: {
         [self validationComplete:MWMPurchaseValidationResultError];
         break;
+      case Purchase::ValidationCode::AuthError:
+        [self validationComplete:MWMPurchaseValidationResultAuthError];
+        break;
       }
     }
     
diff --git a/iphone/Maps/Core/InappPurchase/Impl/PaidRoutePurchase.swift b/iphone/Maps/Core/InappPurchase/Impl/PaidRoutePurchase.swift
index 4e44afbb05..fb78850219 100644
--- a/iphone/Maps/Core/InappPurchase/Impl/PaidRoutePurchase.swift
+++ b/iphone/Maps/Core/InappPurchase/Impl/PaidRoutePurchase.swift
@@ -81,7 +81,8 @@ final class PaidRoutePurchase: NSObject, IPaidRoutePurchase {
         self?.storePaymentCompletion?(.error, RoutePurchaseError.validationFailed)
       case .error:
         self?.storePaymentCompletion?(.error, RoutePurchaseError.validationError)
-
+      case .authError:
+        break  // TODO(@beloal)
       }
       self?.storePaymentCompletion = nil
     })
diff --git a/iphone/Maps/Core/InappPurchase/Impl/PendingTransactionsHandler.swift b/iphone/Maps/Core/InappPurchase/Impl/PendingTransactionsHandler.swift
index c251716a1a..b2d1260672 100644
--- a/iphone/Maps/Core/InappPurchase/Impl/PendingTransactionsHandler.swift
+++ b/iphone/Maps/Core/InappPurchase/Impl/PendingTransactionsHandler.swift
@@ -22,6 +22,8 @@ final class PendingTransactionsHandler: IPendingTransactionsHandler {
           fallthrough
         case .error:
           completion(.error)
+        case .authError:
+          break  // TODO(@beloal)
         }
       }
       break
diff --git a/iphone/Maps/Core/Subscriptions/MWMPurchaseManager.mm b/iphone/Maps/Core/Subscriptions/MWMPurchaseManager.mm
index 43393eed48..9df97ac905 100644
--- a/iphone/Maps/Core/Subscriptions/MWMPurchaseManager.mm
+++ b/iphone/Maps/Core/Subscriptions/MWMPurchaseManager.mm
@@ -83,6 +83,7 @@
       [self invalidReceipt];
       break;
     case Purchase::ValidationCode::ServerError:
+    case Purchase::ValidationCode::AuthError:
       [self serverError];
       break;
     }
diff --git a/map/purchase.cpp b/map/purchase.cpp
index 0668a9e2e1..8fc408026d 100644
--- a/map/purchase.cpp
+++ b/map/purchase.cpp
@@ -240,6 +240,10 @@ void Purchase::ValidateImpl(std::string const & url, ValidationInfo const & vali
     {
       code = ValidationCode::Verified;
     }
+    else if (resultCode == 403)
+    {
+      code = ValidationCode::AuthError;
+    }
     else if (resultCode >= 400 && resultCode < 500)
     {
       code = ValidationCode::NotVerified;
diff --git a/map/purchase.hpp b/map/purchase.hpp
index 84d6ac8b78..95f9ddcd80 100644
--- a/map/purchase.hpp
+++ b/map/purchase.hpp
@@ -34,6 +34,7 @@ public:
     Verified,    // Purchase is verified.
     NotVerified, // Purchase is not verified.
     ServerError, // Server error during validation.
+    AuthError,   // Authentication error during validation.
   };
 
   struct ValidationInfo
@@ -42,7 +43,7 @@ public:
     std::string m_vendorId;
     std::string m_receiptData;
 
-    // "We do not check serverId here, because it can be empty in some cases."
+    // We do not check serverId here, because it can be empty in some cases.
     bool IsValid() const { return !m_vendorId.empty() && !m_receiptData.empty(); }
   };