diff --git a/AbazovApp/AccountsDataModels/AccountsDataModels.csproj b/AbazovApp/AccountsDataModels/AccountsDataModels.csproj
new file mode 100644
index 0000000..132c02c
--- /dev/null
+++ b/AbazovApp/AccountsDataModels/AccountsDataModels.csproj
@@ -0,0 +1,9 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>
diff --git a/AbazovApp/AccountsDataModels/IId.cs b/AbazovApp/AccountsDataModels/IId.cs
new file mode 100644
index 0000000..03a4e56
--- /dev/null
+++ b/AbazovApp/AccountsDataModels/IId.cs
@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AccountsDataModels
+{
+    public interface IId
+    {
+        int Id { get; }
+    }
+}
diff --git a/AbazovApp/AccountsDataModels/Models/IAccountModel.cs b/AbazovApp/AccountsDataModels/Models/IAccountModel.cs
new file mode 100644
index 0000000..f1d6ecd
--- /dev/null
+++ b/AbazovApp/AccountsDataModels/Models/IAccountModel.cs
@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AccountsDataModels.Models
+{
+    public interface IAccountModel : IId
+    {
+        string Login { get; }
+        string Password { get; }
+        string Email { get; }
+    }
+}
diff --git a/AbazovApp/AccountsDataModels/Models/IInterestModel.cs b/AbazovApp/AccountsDataModels/Models/IInterestModel.cs
new file mode 100644
index 0000000..b6094ca
--- /dev/null
+++ b/AbazovApp/AccountsDataModels/Models/IInterestModel.cs
@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AccountsDataModels.Models
+{
+    public interface IInterestModel : IId
+    {
+        string Name { get; }
+    }
+}