diff --git a/University/UniversityContracts/BindingModels/DisciplineBindingModel.cs b/University/UniversityContracts/BindingModels/DisciplineBindingModel.cs
index 806a25f..9b07450 100644
--- a/University/UniversityContracts/BindingModels/DisciplineBindingModel.cs
+++ b/University/UniversityContracts/BindingModels/DisciplineBindingModel.cs
@@ -7,5 +7,6 @@ namespace UniversityContracts.BindingModels
         public int Id { get; set; }
         public string Name { get; set; } = String.Empty;
         public string Department { get; set; } = String.Empty;
+        public int StatementId { get; set; }
     }
 }
diff --git a/University/UniversityContracts/BindingModels/StatementBindingModel.cs b/University/UniversityContracts/BindingModels/StatementBindingModel.cs
index d584937..7cf9d4f 100644
--- a/University/UniversityContracts/BindingModels/StatementBindingModel.cs
+++ b/University/UniversityContracts/BindingModels/StatementBindingModel.cs
@@ -7,6 +7,5 @@ namespace UniversityContracts.BindingModels
         public int Id { get; set; }
         public DateTime Date { get; set; } = DateTime.SpecifyKind(DateTime.Now, DateTimeKind.Utc);
         public int HoursCount { get; set; }
-        public Dictionary<int, IStudentModel> Students { get; set; } = new();
     }
 }
diff --git a/University/UniversityContracts/BindingModels/StudentBindingModel.cs b/University/UniversityContracts/BindingModels/StudentBindingModel.cs
index 26869e3..f3d682b 100644
--- a/University/UniversityContracts/BindingModels/StudentBindingModel.cs
+++ b/University/UniversityContracts/BindingModels/StudentBindingModel.cs
@@ -8,5 +8,6 @@ namespace UniversityContracts.BindingModels
         public string Name { get; set; } = String.Empty;
         public string RecordCardNumber { get; set; } = String.Empty;
         public Dictionary<int, IExaminationResultModel> Results { get; set; } = new();
+        public Dictionary<int, IStatementModel> Statements { get; set; } = new();
     }
 }
diff --git a/University/UniversityContracts/ViewModels/DisciplineViewModel.cs b/University/UniversityContracts/ViewModels/DisciplineViewModel.cs
index 472734a..4b16129 100644
--- a/University/UniversityContracts/ViewModels/DisciplineViewModel.cs
+++ b/University/UniversityContracts/ViewModels/DisciplineViewModel.cs
@@ -7,5 +7,6 @@ namespace UniversityContracts.ViewModels
         public int Id { get; set; }
         public string Name { get; set; } = String.Empty;
         public string Department { get; set; } = String.Empty;
+        public int StatementId { get; set; }
     }
 }
diff --git a/University/UniversityContracts/ViewModels/StatementViewModel.cs b/University/UniversityContracts/ViewModels/StatementViewModel.cs
index b3ded91..728fb53 100644
--- a/University/UniversityContracts/ViewModels/StatementViewModel.cs
+++ b/University/UniversityContracts/ViewModels/StatementViewModel.cs
@@ -7,6 +7,5 @@ namespace UniversityContracts.ViewModels
         public int Id { get; set; }
         public DateTime Date { get; set; } = DateTime.SpecifyKind(DateTime.Now, DateTimeKind.Utc);
         public int HoursCount { get; set; }
-        public Dictionary<int, IStudentModel> Students { get; set; } = new();
     }
 }
diff --git a/University/UniversityContracts/ViewModels/StudentViewModel.cs b/University/UniversityContracts/ViewModels/StudentViewModel.cs
index 141b33e..3c44bff 100644
--- a/University/UniversityContracts/ViewModels/StudentViewModel.cs
+++ b/University/UniversityContracts/ViewModels/StudentViewModel.cs
@@ -8,5 +8,6 @@ namespace UniversityContracts.ViewModels
         public string Name { get; set; } = String.Empty;
         public string RecordCardNumber { get; set; } = String.Empty;
         public Dictionary<int, IExaminationResultModel> Results { get; set; } = new();
+        public Dictionary<int, IStatementModel> Statements { get; set; } = new();
     }
 }