diff --git a/CHMeetupApp/Sources/Common/Helpers/NotificationHelper/NotificationHelper.swift b/CHMeetupApp/Sources/Common/Helpers/NotificationHelper/NotificationHelper.swift
index 2369c5de..3651530a 100644
--- a/CHMeetupApp/Sources/Common/Helpers/NotificationHelper/NotificationHelper.swift
+++ b/CHMeetupApp/Sources/Common/Helpers/NotificationHelper/NotificationHelper.swift
@@ -12,7 +12,7 @@ class NotificationHelper {
   static func viewController(title: String? = nil,
                              description: String? = nil,
                              emoji: String? = nil,
-                             completion: @escaping ActionCompletionBlock) -> NotificationViewController {
+                             completion: @escaping ActionCompletionBlock = {}) -> NotificationViewController {
     let notification = Storyboards.Main.instantiateNotificationViewController()
     notification.titleText = title
     notification.descriptionText = description
@@ -22,4 +22,5 @@ class NotificationHelper {
 
     return notification
   }
+  
 }
diff --git a/CHMeetupApp/Sources/Common/Helpers/TranslationEventPlainObject.swift b/CHMeetupApp/Sources/Common/Helpers/TranslationEventPlainObject.swift
index 436fdc4f..dd161b38 100644
--- a/CHMeetupApp/Sources/Common/Helpers/TranslationEventPlainObject.swift
+++ b/CHMeetupApp/Sources/Common/Helpers/TranslationEventPlainObject.swift
@@ -18,6 +18,7 @@ struct EventPlainObjectTranslation: PlainObjectTranslation {
     event.endDate = plainObject.endDate
     event.descriptionText = plainObject.description
     event.statusValue = plainObject.registrationStatus
+    event.isRegistrationOpen = plainObject.isRegistrationOpen
 
     for speakerURLs in plainObject.speakersPhotos {
       let containerEntity = StringContainerEntity()
diff --git a/CHMeetupApp/Sources/Model/Entities/EventEntity.swift b/CHMeetupApp/Sources/Model/Entities/EventEntity.swift
index be7d9639..bed376b0 100644
--- a/CHMeetupApp/Sources/Model/Entities/EventEntity.swift
+++ b/CHMeetupApp/Sources/Model/Entities/EventEntity.swift
@@ -20,15 +20,6 @@ final class EventEntity: TemplatableObject, TemplateEntity {
     case loading
     case registrationClosed
 
-    var allowCanceling: Bool {
-      switch self {
-      case .waiting, .approved:
-        return true
-      case .canRegister, .rejected, .unknown, .loading, .registrationClosed:
-        return false
-      }
-    }
-
     var allowRegister: Bool {
       switch self {
       case .canRegister:
@@ -58,6 +49,15 @@ final class EventEntity: TemplatableObject, TemplateEntity {
     }
   }
 
+  var allowCanceling: Bool {
+    switch status {
+    case .waiting, .approved:
+      return isRegistrationOpen
+    case .canRegister, .rejected, .unknown, .loading, .registrationClosed:
+      return false
+    }
+  }
+
   dynamic var id: Int = 0
 
   dynamic var title: String = ""
@@ -80,6 +80,7 @@ final class EventEntity: TemplatableObject, TemplateEntity {
     }
   }
 
+  dynamic var isRegistrationOpen: Bool = false
   dynamic var place: PlaceEntity?
 
   var importingState: ImportingStateEntity {
@@ -153,6 +154,7 @@ extension EventEntity {
     entity.statusValue = EventEntity.EventRegistrationStatus.unknown.rawValue
     entity.speeches.append(SpeechEntity.templateEntity)
     entity.isTemplate = true
+    entity.isRegistrationOpen = true
     return entity
   }
 }
diff --git a/CHMeetupApp/Sources/Model/PlainObjects/Event/EventPlainObject+Requests.swift b/CHMeetupApp/Sources/Model/PlainObjects/Event/EventPlainObject+Requests.swift
index 60449680..5489b778 100644
--- a/CHMeetupApp/Sources/Model/PlainObjects/Event/EventPlainObject+Requests.swift
+++ b/CHMeetupApp/Sources/Model/PlainObjects/Event/EventPlainObject+Requests.swift
@@ -39,6 +39,7 @@ extension EventPlainObject: PlainObjectType {
       let placeJson = json["place"] as? JSONDictionary,
       let speakersJson = json["speakers_photos"] as? [String],
       let registrationStatus = json["status"] as? String,
+      let isRegistrationOpen = json["is_registration_open"] as? Bool,
       let place = PlacePlainObject(json: placeJson)
     else { return nil }
 
@@ -50,6 +51,7 @@ extension EventPlainObject: PlainObjectType {
     self.startDate = Date(timeIntervalSince1970: startDate)
     self.endDate = Date(timeIntervalSince1970: endDate)
     self.registrationStatus = registrationStatus
+    self.isRegistrationOpen = isRegistrationOpen
 
     var photos: [URL] = []
     speakersJson.forEach { photoUrl in
diff --git a/CHMeetupApp/Sources/Model/PlainObjects/Event/EventPlainObject.swift b/CHMeetupApp/Sources/Model/PlainObjects/Event/EventPlainObject.swift
index fecf6f3c..a07be5e6 100644
--- a/CHMeetupApp/Sources/Model/PlainObjects/Event/EventPlainObject.swift
+++ b/CHMeetupApp/Sources/Model/PlainObjects/Event/EventPlainObject.swift
@@ -18,4 +18,5 @@ struct EventPlainObject {
   let endDate: Date
   let speakersPhotos: [URL]
   let registrationStatus: String
+  let isRegistrationOpen: Bool
 }
diff --git a/CHMeetupApp/Sources/ViewControllers/Events/EventPreview/EventPreviewViewController.swift b/CHMeetupApp/Sources/ViewControllers/Events/EventPreview/EventPreviewViewController.swift
index f6a1742a..9314ba67 100644
--- a/CHMeetupApp/Sources/ViewControllers/Events/EventPreview/EventPreviewViewController.swift
+++ b/CHMeetupApp/Sources/ViewControllers/Events/EventPreview/EventPreviewViewController.swift
@@ -75,7 +75,7 @@ class EventPreviewViewController: UIViewController {
 
       if event.status.allowRegister {
         state = .isRegistrationEnabled
-      } else if event.status.allowCanceling, event.isUpcomingEvent {
+      } else if event.allowCanceling {
         state = .canCanceling
       }
 
@@ -105,11 +105,20 @@ class EventPreviewViewController: UIViewController {
       if success {
         self?.displayCollection.event?.status = .canRegister
         self?.showSuccessNotification()
+      } else {
+        self?.showFaildNotification()
       }
       self?.dismissProgressHUD()
     }
   }
 
+  func showFaildNotification() {
+    let notification = NotificationHelper.viewController(title: "Ошибка!".localized,
+      description: "Не удалось отменить заявку. Регистрация закрыта.".localized,
+      emoji: "😔")
+    self.present(viewController: notification)
+  }
+
   func showSuccessNotification() {
     let notification = NotificationHelper.viewController(title: "Заявка отменена!".localized,
                                                          // swiftlint:disable:next line_length