diff --git a/app/models/form/sales/pages/building_type.rb b/app/models/form/sales/pages/building_type.rb
new file mode 100644
index 000000000..f37319ee1
--- /dev/null
+++ b/app/models/form/sales/pages/building_type.rb
@@ -0,0 +1,15 @@
+class Form::Sales::Pages::BuildingType < ::Form::Page
+  def initialize(id, hsh, subsection)
+    super
+    @id = "builtype"
+    @header = ""
+    @description = ""
+    @subsection = subsection
+  end
+
+  def questions
+    @questions ||= [
+      Form::Sales::Questions::BuildingType.new(nil, nil, self),
+    ]
+  end
+end
diff --git a/app/models/form/sales/questions/building_type.rb b/app/models/form/sales/questions/building_type.rb
new file mode 100644
index 000000000..6673d5a6d
--- /dev/null
+++ b/app/models/form/sales/questions/building_type.rb
@@ -0,0 +1,17 @@
+class Form::Sales::Questions::BuildingType < ::Form::Question
+  def initialize(id, hsh, page)
+    super
+    @id = "builtype"
+    @check_answer_label = "Type of building"
+    @header = "What type of building is the property?"
+    @type = "radio"
+    @answer_options = ANSWER_OPTIONS
+    @page = page
+    @hint_text = ""
+  end
+
+  ANSWER_OPTIONS = {
+    "1" => { "value" => "Purpose built" },
+    "2" => { "value" => "Converted from previous residential or non-residential property" },
+  }.freeze
+end
diff --git a/app/models/form/sales/subsections/setup.rb b/app/models/form/sales/subsections/setup.rb
index 2cc6f6886..7601bbb51 100644
--- a/app/models/form/sales/subsections/setup.rb
+++ b/app/models/form/sales/subsections/setup.rb
@@ -19,6 +19,7 @@ class Form::Sales::Subsections::Setup < ::Form::Subsection
       Form::Sales::Pages::BuyerLive.new(nil, nil, self),
       Form::Sales::Pages::JointPurchase.new(nil, nil, self),
       Form::Sales::Pages::NumberJointBuyers.new(nil, nil, self),
+      Form::Sales::Pages::BuildingType.new(nil, nil, self),
     ]
   end
 end
diff --git a/db/migrate/20220927144455_add_building_type_to_sales_log.rb b/db/migrate/20220927144455_add_building_type_to_sales_log.rb
new file mode 100644
index 000000000..0c5719415
--- /dev/null
+++ b/db/migrate/20220927144455_add_building_type_to_sales_log.rb
@@ -0,0 +1,5 @@
+class AddBuildingTypeToSalesLog < ActiveRecord::Migration[7.0]
+  def change
+    add_column :sales_logs, :builtype, :integer
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 83be5a7b8..7f0a843d0 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -339,6 +339,7 @@ ActiveRecord::Schema[7.0].define(version: 2022_09_29_105157) do
     t.string "sex1"
     t.integer "buy1livein"
     t.integer "buylivein"
+    t.integer "builtype"
     t.integer "proptype"
     t.integer "age2"
     t.integer "age2_known"
diff --git a/spec/factories/sales_log.rb b/spec/factories/sales_log.rb
index f565772cb..437ba6361 100644
--- a/spec/factories/sales_log.rb
+++ b/spec/factories/sales_log.rb
@@ -26,6 +26,7 @@ FactoryBot.define do
       proptype { 1 }
       age2_known { 0 }
       age2 { 35 }
+      builtype { 1 }
     end
   end
 end
diff --git a/spec/models/form/sales/pages/building_type_spec.rb b/spec/models/form/sales/pages/building_type_spec.rb
new file mode 100644
index 000000000..03824cb4e
--- /dev/null
+++ b/spec/models/form/sales/pages/building_type_spec.rb
@@ -0,0 +1,29 @@
+require "rails_helper"
+
+RSpec.describe Form::Sales::Pages::BuildingType, type: :model do
+  subject(:page) { described_class.new(page_id, page_definition, subsection) }
+
+  let(:page_id) { nil }
+  let(:page_definition) { nil }
+  let(:subsection) { instance_double(Form::Subsection) }
+
+  it "has correct subsection" do
+    expect(page.subsection).to eq(subsection)
+  end
+
+  it "has correct questions" do
+    expect(page.questions.map(&:id)).to eq(%w[builtype])
+  end
+
+  it "has the correct id" do
+    expect(page.id).to eq("builtype")
+  end
+
+  it "has the correct header" do
+    expect(page.header).to eq("")
+  end
+
+  it "has the correct description" do
+    expect(page.description).to eq("")
+  end
+end
diff --git a/spec/models/form/sales/questions/building_type_spec.rb b/spec/models/form/sales/questions/building_type_spec.rb
new file mode 100644
index 000000000..bc81ccda0
--- /dev/null
+++ b/spec/models/form/sales/questions/building_type_spec.rb
@@ -0,0 +1,44 @@
+require "rails_helper"
+
+RSpec.describe Form::Sales::Questions::BuildingType, type: :model do
+  subject(:question) { described_class.new(question_id, question_definition, page) }
+
+  let(:question_id) { nil }
+  let(:question_definition) { nil }
+  let(:page) { instance_double(Form::Page) }
+
+  it "has correct page" do
+    expect(question.page).to eq(page)
+  end
+
+  it "has the correct id" do
+    expect(question.id).to eq("builtype")
+  end
+
+  it "has the correct header" do
+    expect(question.header).to eq("What type of building is the property?")
+  end
+
+  it "has the correct check_answer_label" do
+    expect(question.check_answer_label).to eq("Type of building")
+  end
+
+  it "has the correct type" do
+    expect(question.type).to eq("radio")
+  end
+
+  it "is not marked as derived" do
+    expect(question.derived?).to be false
+  end
+
+  it "has the correct hint_text" do
+    expect(question.hint_text).to eq("")
+  end
+
+  it "has the correct answer_options" do
+    expect(question.answer_options).to eq({
+      "1" => { "value" => "Purpose built" },
+      "2" => { "value" => "Converted from previous residential or non-residential property" },
+    })
+  end
+end
diff --git a/spec/models/form/sales/subsections/setup_spec.rb b/spec/models/form/sales/subsections/setup_spec.rb
index 054b45249..ca63d092d 100644
--- a/spec/models/form/sales/subsections/setup_spec.rb
+++ b/spec/models/form/sales/subsections/setup_spec.rb
@@ -13,7 +13,7 @@ RSpec.describe Form::Sales::Subsections::Setup, type: :model do
 
   it "has correct pages" do
     expect(setup.pages.map(&:id)).to eq(
-      %w[organisation created_by completion_date purchaser_code ownership_scheme shared_ownership_type discounted_ownership_type outright_ownership_type buyer_live joint_purchase number_joint_buyers],
+      %w[organisation created_by completion_date purchaser_code ownership_scheme shared_ownership_type discounted_ownership_type outright_ownership_type buyer_live joint_purchase number_joint_buyers builtype],
     )
   end
 
diff --git a/spec/models/form_handler_spec.rb b/spec/models/form_handler_spec.rb
index c9199af9b..51dcc3d0e 100644
--- a/spec/models/form_handler_spec.rb
+++ b/spec/models/form_handler_spec.rb
@@ -61,14 +61,14 @@ RSpec.describe FormHandler do
     it "is able to load a current sales form" do
       form = form_handler.get_form("current_sales")
       expect(form).to be_a(Form)
-      expect(form.pages.count).to eq(17)
+      expect(form.pages.count).to eq(18)
       expect(form.name).to eq("2022_2023_sales")
     end
 
     it "is able to load a previous sales form" do
       form = form_handler.get_form("previous_sales")
       expect(form).to be_a(Form)
-      expect(form.pages.count).to eq(17)
+      expect(form.pages.count).to eq(18)
       expect(form.name).to eq("2021_2022_sales")
     end
   end
diff --git a/spec/models/form_spec.rb b/spec/models/form_spec.rb
index a55c404d7..c4da6ecf4 100644
--- a/spec/models/form_spec.rb
+++ b/spec/models/form_spec.rb
@@ -218,9 +218,9 @@ RSpec.describe Form, type: :model do
       expect(form.sections[0].class).to eq(Form::Sales::Sections::Setup)
       expect(form.subsections.count).to eq(1)
       expect(form.subsections.first.id).to eq("setup")
-      expect(form.pages.count).to eq(11)
+      expect(form.pages.count).to eq(12)
       expect(form.pages.first.id).to eq("organisation")
-      expect(form.questions.count).to eq(12)
+      expect(form.questions.count).to eq(13)
       expect(form.questions.first.id).to eq("owning_organisation_id")
       expect(form.start_date).to eq(Time.zone.parse("2022-04-01"))
       expect(form.end_date).to eq(Time.zone.parse("2023-07-01"))