diff --git a/Hcs.WebApp/Data/Hcs/HcsDbContext.cs b/Hcs.WebApp/Data/Hcs/HcsDbContext.cs
index 7445af7..3459b12 100644
--- a/Hcs.WebApp/Data/Hcs/HcsDbContext.cs
+++ b/Hcs.WebApp/Data/Hcs/HcsDbContext.cs
@@ -13,6 +13,8 @@ namespace Hcs.WebApp.Data.Hcs
 
         public DbSet<Operation> Operations { get; set; }
 
+        public DbSet<House> Houses { get; set; }
+
         protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
         {
             optionsBuilder
diff --git a/Hcs.WebApp/Data/Hcs/Migrations/20251106013415_AddHouseEntity.Designer.cs b/Hcs.WebApp/Data/Hcs/Migrations/20251106013415_AddHouseEntity.Designer.cs
new file mode 100644
index 0000000..c6b979a
--- /dev/null
+++ b/Hcs.WebApp/Data/Hcs/Migrations/20251106013415_AddHouseEntity.Designer.cs
@@ -0,0 +1,248 @@
+// <auto-generated />
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+namespace Hcs.WebApp.Data.Hcs.Migrations
+{
+    [DbContext(typeof(HcsDbContext))]
+    [Migration("20251106013415_AddHouseEntity")]
+    public partial class AddHouseEntity
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "9.0.9")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("Hcs.WebApp.Data.Hcs.Campaign", b =>
+            {
+                b.Property<int>("Id")
+                    .ValueGeneratedOnAdd()
+                    .HasColumnType("int");
+
+                SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                b.Property<DateTime>("CreatedAt")
+                    .HasColumnType("datetime2");
+
+                b.Property<DateTime?>("EndedAt")
+                    .HasColumnType("datetime2");
+
+                b.Property<string>("FailureReason")
+                    .HasColumnType("nvarchar(max)");
+
+                b.Property<string>("InitiatorId")
+                    .IsRequired()
+                    .HasColumnType("nvarchar(max)");
+
+                b.Property<int>("Progress")
+                    .HasColumnType("int");
+
+                b.Property<DateTime?>("StartedAt")
+                    .HasColumnType("datetime2");
+
+                b.Property<int>("Step")
+                    .HasColumnType("int");
+
+                b.Property<string>("Type")
+                    .IsRequired()
+                    .HasColumnType("nvarchar(max)");
+
+                b.HasKey("Id");
+
+                b.ToTable("Campaigns");
+            });
+
+            modelBuilder.Entity("Hcs.WebApp.Data.Hcs.House", b =>
+            {
+                b.Property<int>("Id")
+                    .ValueGeneratedOnAdd()
+                    .HasColumnType("int");
+
+                SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                b.Property<Guid>("FiasId")
+                    .HasColumnType("uniqueidentifier");
+
+                b.Property<bool>("IsMkd")
+                    .HasColumnType("bit");
+
+                b.Property<bool>("IsZhd")
+                    .HasColumnType("bit");
+
+                b.Property<int?>("LastSyncOperationId")
+                    .HasColumnType("int");
+
+                b.Property<DateTime?>("SyncedAt")
+                    .HasColumnType("datetime2");
+
+                b.Property<int>("ThirdPartyId")
+                    .HasColumnType("int");
+
+                b.HasKey("Id");
+
+                b.HasIndex("FiasId")
+                    .IsUnique();
+
+                b.HasIndex("LastSyncOperationId");
+
+                b.ToTable("Houses");
+            });
+
+            modelBuilder.Entity("Hcs.WebApp.Data.Hcs.Operation", b =>
+            {
+                b.Property<int>("Id")
+                    .ValueGeneratedOnAdd()
+                    .HasColumnType("int");
+
+                SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                b.Property<int>("CampaignId")
+                    .HasColumnType("int");
+
+                b.Property<DateTime>("CreatedAt")
+                    .HasColumnType("datetime2");
+
+                b.Property<DateTime?>("EndedAt")
+                    .HasColumnType("datetime2");
+
+                b.Property<string>("FailureReason")
+                    .HasColumnType("nvarchar(max)");
+
+                b.Property<string>("MessageGuid")
+                    .HasColumnType("nvarchar(max)");
+
+                b.Property<DateTime?>("StartedAt")
+                    .HasColumnType("datetime2");
+
+                b.Property<string>("Type")
+                    .IsRequired()
+                    .HasColumnType("nvarchar(max)");
+
+                b.HasKey("Id");
+
+                b.HasIndex("CampaignId");
+
+                b.ToTable("Operations");
+            });
+
+            modelBuilder.Entity("Hcs.WebApp.Data.Hcs.Registry", b =>
+            {
+                b.Property<Guid>("Id")
+                    .ValueGeneratedOnAdd()
+                    .HasColumnType("uniqueidentifier");
+
+                b.Property<bool>("IsCommon")
+                    .HasColumnType("bit");
+
+                b.Property<int?>("LastSyncOperationId")
+                    .HasColumnType("int");
+
+                b.Property<string>("Name")
+                    .IsRequired()
+                    .HasColumnType("nvarchar(max)");
+
+                b.Property<int>("Number")
+                    .HasColumnType("int");
+
+                b.Property<DateTime?>("SyncedAt")
+                    .HasColumnType("datetime2");
+
+                b.HasKey("Id");
+
+                b.HasIndex("LastSyncOperationId");
+
+                b.ToTable("Registries");
+            });
+
+            modelBuilder.Entity("Hcs.WebApp.Data.Hcs.RegistryElement", b =>
+            {
+                b.Property<Guid>("Id")
+                    .ValueGeneratedOnAdd()
+                    .HasColumnType("uniqueidentifier");
+
+                b.Property<string>("Code")
+                    .IsRequired()
+                    .HasColumnType("nvarchar(max)");
+
+                b.Property<string>("GUID")
+                    .IsRequired()
+                    .HasColumnType("nvarchar(max)");
+
+                b.Property<string>("Json")
+                    .HasColumnType("nvarchar(max)");
+
+                b.Property<Guid>("RegistryId")
+                    .HasColumnType("uniqueidentifier");
+
+                b.HasKey("Id");
+
+                b.HasIndex("RegistryId");
+
+                b.ToTable("Elements");
+            });
+
+            modelBuilder.Entity("Hcs.WebApp.Data.Hcs.House", b =>
+            {
+                b.HasOne("Hcs.WebApp.Data.Hcs.Operation", "LastSyncOperation")
+                    .WithMany()
+                    .HasForeignKey("LastSyncOperationId");
+
+                b.Navigation("LastSyncOperation");
+            });
+
+            modelBuilder.Entity("Hcs.WebApp.Data.Hcs.Operation", b =>
+            {
+                b.HasOne("Hcs.WebApp.Data.Hcs.Campaign", "Campaign")
+                    .WithMany("Operations")
+                    .HasForeignKey("CampaignId")
+                    .OnDelete(DeleteBehavior.Cascade)
+                    .IsRequired();
+
+                b.Navigation("Campaign");
+            });
+
+            modelBuilder.Entity("Hcs.WebApp.Data.Hcs.Registry", b =>
+            {
+                b.HasOne("Hcs.WebApp.Data.Hcs.Operation", "LastSyncOperation")
+                    .WithMany("Registries")
+                    .HasForeignKey("LastSyncOperationId");
+
+                b.Navigation("LastSyncOperation");
+            });
+
+            modelBuilder.Entity("Hcs.WebApp.Data.Hcs.RegistryElement", b =>
+            {
+                b.HasOne("Hcs.WebApp.Data.Hcs.Registry", "Registry")
+                    .WithMany("Elements")
+                    .HasForeignKey("RegistryId")
+                    .OnDelete(DeleteBehavior.Cascade)
+                    .IsRequired();
+
+                b.Navigation("Registry");
+            });
+
+            modelBuilder.Entity("Hcs.WebApp.Data.Hcs.Campaign", b =>
+            {
+                b.Navigation("Operations");
+            });
+
+            modelBuilder.Entity("Hcs.WebApp.Data.Hcs.Operation", b =>
+            {
+                b.Navigation("Registries");
+            });
+
+            modelBuilder.Entity("Hcs.WebApp.Data.Hcs.Registry", b =>
+            {
+                b.Navigation("Elements");
+            });
+#pragma warning restore 612, 618
+        }
+    }
+}
diff --git a/Hcs.WebApp/Data/Hcs/Migrations/20251106013415_AddHouseEntity.cs b/Hcs.WebApp/Data/Hcs/Migrations/20251106013415_AddHouseEntity.cs
new file mode 100644
index 0000000..6f3f555
--- /dev/null
+++ b/Hcs.WebApp/Data/Hcs/Migrations/20251106013415_AddHouseEntity.cs
@@ -0,0 +1,54 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+namespace Hcs.WebApp.Data.Hcs.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddHouseEntity : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Houses",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    FiasId = table.Column<Guid>(type: "uniqueidentifier", nullable: false),
+                    ThirdPartyId = table.Column<int>(type: "int", nullable: false),
+                    IsMkd = table.Column<bool>(type: "bit", nullable: false),
+                    IsZhd = table.Column<bool>(type: "bit", nullable: false),
+                    SyncedAt = table.Column<DateTime>(type: "datetime2", nullable: true),
+                    LastSyncOperationId = table.Column<int>(type: "int", nullable: true)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Houses", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Houses_Operations_LastSyncOperationId",
+                        column: x => x.LastSyncOperationId,
+                        principalTable: "Operations",
+                        principalColumn: "Id");
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Houses_FiasId",
+                table: "Houses",
+                column: "FiasId",
+                unique: true);
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Houses_LastSyncOperationId",
+                table: "Houses",
+                column: "LastSyncOperationId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "Houses");
+        }
+    }
+}
diff --git a/Hcs.WebApp/Data/Hcs/Migrations/HcsDbContextModelSnapshot.cs b/Hcs.WebApp/Data/Hcs/Migrations/HcsDbContextModelSnapshot.cs
index 12f5d64..d2daed8 100644
--- a/Hcs.WebApp/Data/Hcs/Migrations/HcsDbContextModelSnapshot.cs
+++ b/Hcs.WebApp/Data/Hcs/Migrations/HcsDbContextModelSnapshot.cs
@@ -56,6 +56,42 @@ namespace Hcs.WebApp.Data.Hcs.Migrations
                 b.ToTable("Campaigns");
             });
 
+            modelBuilder.Entity("Hcs.WebApp.Data.Hcs.House", b =>
+            {
+                b.Property<int>("Id")
+                    .ValueGeneratedOnAdd()
+                    .HasColumnType("int");
+
+                SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                b.Property<Guid>("FiasId")
+                    .HasColumnType("uniqueidentifier");
+
+                b.Property<bool>("IsMkd")
+                    .HasColumnType("bit");
+
+                b.Property<bool>("IsZhd")
+                    .HasColumnType("bit");
+
+                b.Property<int?>("LastSyncOperationId")
+                    .HasColumnType("int");
+
+                b.Property<DateTime?>("SyncedAt")
+                    .HasColumnType("datetime2");
+
+                b.Property<int>("ThirdPartyId")
+                    .HasColumnType("int");
+
+                b.HasKey("Id");
+
+                b.HasIndex("FiasId")
+                    .IsUnique();
+
+                b.HasIndex("LastSyncOperationId");
+
+                b.ToTable("Houses");
+            });
+
             modelBuilder.Entity("Hcs.WebApp.Data.Hcs.Operation", b =>
             {
                 b.Property<int>("Id")
@@ -149,6 +185,15 @@ namespace Hcs.WebApp.Data.Hcs.Migrations
                 b.ToTable("Elements");
             });
 
+            modelBuilder.Entity("Hcs.WebApp.Data.Hcs.House", b =>
+            {
+                b.HasOne("Hcs.WebApp.Data.Hcs.Operation", "LastSyncOperation")
+                    .WithMany()
+                    .HasForeignKey("LastSyncOperationId");
+
+                b.Navigation("LastSyncOperation");
+            });
+
             modelBuilder.Entity("Hcs.WebApp.Data.Hcs.Operation", b =>
             {
                 b.HasOne("Hcs.WebApp.Data.Hcs.Campaign", "Campaign")