diff --git a/Polyclinic/PolyclinicDataModels/Models/IMedicament.cs b/Polyclinic/PolyclinicDataModels/Models/IMedicament.cs
new file mode 100644
index 0000000..b981e57
--- /dev/null
+++ b/Polyclinic/PolyclinicDataModels/Models/IMedicament.cs
@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PolyclinicDataModels.Models
+{
+    public interface IMedicament : IId
+    {
+        string Name { get; }
+        string Comment { get; }
+    }
+}
\ No newline at end of file
diff --git a/Polyclinic/PolyclinicDataModels/Models/IProcedure.cs b/Polyclinic/PolyclinicDataModels/Models/IProcedure.cs
new file mode 100644
index 0000000..c014be2
--- /dev/null
+++ b/Polyclinic/PolyclinicDataModels/Models/IProcedure.cs
@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PolyclinicDataModels.Models
+{
+    public interface IProcedure : IId
+    {
+        string Name { get; }
+        string Comment { get; }
+    }
+}
\ No newline at end of file
diff --git a/Polyclinic/PolyclinicDataModels/Models/IReciept.cs b/Polyclinic/PolyclinicDataModels/Models/IReciept.cs
new file mode 100644
index 0000000..ece1967
--- /dev/null
+++ b/Polyclinic/PolyclinicDataModels/Models/IReciept.cs
@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PolyclinicDataModels.Models
+{
+    public interface IReciept : IId
+    {
+        int CountProcedures { get; set; }
+        string Comment { get; set; }
+
+    }
+}
\ No newline at end of file
diff --git a/Polyclinic/PolyclinicDataModels/Models/ISuretor.cs b/Polyclinic/PolyclinicDataModels/Models/ISuretor.cs
new file mode 100644
index 0000000..3695076
--- /dev/null
+++ b/Polyclinic/PolyclinicDataModels/Models/ISuretor.cs
@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PolyclinicDataModels.Models
+{
+    public interface ISuretor : IId
+    {
+        string FIO { get; }
+        DateTime BirthDay { get; }
+        string Password { get; }
+        string RepeatPassword { get; }
+    }
+}
diff --git a/Polyclinic/PolyclinicDataModels/PolyclinicDataModels.csproj b/Polyclinic/PolyclinicDataModels/PolyclinicDataModels.csproj
index 962b8f6..27ac386 100644
--- a/Polyclinic/PolyclinicDataModels/PolyclinicDataModels.csproj
+++ b/Polyclinic/PolyclinicDataModels/PolyclinicDataModels.csproj
@@ -6,8 +6,4 @@
     <Nullable>enable</Nullable>
   </PropertyGroup>
 
-  <ItemGroup>
-    <Folder Include="Models\" />
-  </ItemGroup>
-
 </Project>