diff --git a/DataModels/DataModels.csproj b/DataModels/DataModels.csproj
index c60e651..fa71b7a 100644
--- a/DataModels/DataModels.csproj
+++ b/DataModels/DataModels.csproj
@@ -6,8 +6,4 @@
     <Nullable>enable</Nullable>
   </PropertyGroup>
 
-  <ItemGroup>
-    <Folder Include="Models\" />
-  </ItemGroup>
-
 </Project>
diff --git a/DataModels/IId.cs b/DataModels/IId.cs
new file mode 100644
index 0000000..8b39a76
--- /dev/null
+++ b/DataModels/IId.cs
@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace DataModels
+{
+	public interface IId
+	{
+		Guid Id { get; }
+	}
+}
\ No newline at end of file
diff --git a/DataModels/Models/IRole.cs b/DataModels/Models/IRole.cs
new file mode 100644
index 0000000..4c294fe
--- /dev/null
+++ b/DataModels/Models/IRole.cs
@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace DataModels.Models
+{
+	public interface IRole : IId
+	{
+		string Name { get; }
+	}
+}
\ No newline at end of file
diff --git a/DataModels/Models/IUser.cs b/DataModels/Models/IUser.cs
new file mode 100644
index 0000000..7098f65
--- /dev/null
+++ b/DataModels/Models/IUser.cs
@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace DataModels.Models
+{
+	public interface IUser : IId
+	{
+		string FirstName { get; }
+		string SecondName { get; }
+		string PasswordHash { get; }
+		string Email { get; }
+		DateTime Birthday { get; }
+		Guid RoleId { get; }
+	}
+}
\ No newline at end of file