diff --git a/ProjectCleaningCar/ProjectCleaningCar/FormTruckCollection.cs b/ProjectCleaningCar/ProjectCleaningCar/FormTruckCollection.cs
index aa26597..0e6b955 100644
--- a/ProjectCleaningCar/ProjectCleaningCar/FormTruckCollection.cs
+++ b/ProjectCleaningCar/ProjectCleaningCar/FormTruckCollection.cs
@@ -219,7 +219,23 @@ public partial class FormTruckCollection : Form
     /// <param name="e"></param>
     private void buttonCollectionDel_Click(object sender, EventArgs e)
     {
+        if (listBoxCollection.SelectedIndex < 0 || listBoxCollection.SelectedItem == null)
+        {
+            MessageBox.Show("Коллекция не выбрана", "Ошибка",
+            MessageBoxButtons.OK, MessageBoxIcon.Error);
+            return;
+        }
 
+        string selectedCollection = listBoxCollection.SelectedItem.ToString();
+
+        if (MessageBox.Show($"Удалить коллекцию {selectedCollection}?", "Удаление коллекции",
+            MessageBoxButtons.YesNo, MessageBoxIcon.Question) != DialogResult.Yes)
+        {
+            return;
+        }
+
+        _storageCollection.DelCollection(selectedCollection);
+        RerfreshListBoxItems();
     }
     /// <summary>
     /// Обновление списка в listBoxCollection