diff --git a/app/helpers/question_view_helper.rb b/app/helpers/question_view_helper.rb
index fc308b835..1b9ffbb20 100644
--- a/app/helpers/question_view_helper.rb
+++ b/app/helpers/question_view_helper.rb
@@ -7,7 +7,7 @@ module QuestionViewHelper
 
   def legend(question, page_header, conditional)
     {
-      text: question.header.html_safe,
+      text: question.header_partial.present? ? question.header_partial.html_safe : question.header.html_safe,
       size: label_size(page_header, conditional),
       tag: label_tag(page_header, conditional),
     }
diff --git a/app/models/form/page.rb b/app/models/form/page.rb
index 3ee1932cc..5bf1e1618 100644
--- a/app/models/form/page.rb
+++ b/app/models/form/page.rb
@@ -1,5 +1,5 @@
 class Form::Page
-  attr_accessor :id, :header, :description, :questions, :depends_on, :title_text,
+  attr_accessor :id, :header, :header_partial, :description, :questions, :depends_on, :title_text,
                 :informative_text, :subsection, :hide_subsection_label
 
   def initialize(id, hsh, subsection)
@@ -7,6 +7,7 @@ class Form::Page
     @subsection = subsection
     if hsh
       @header = hsh["header"]
+      @header_partial = hsh["header_partial"]
       @description = hsh["description"]
       @questions = hsh["questions"].map { |q_id, q| Form::Question.new(q_id, q, self) }
       @depends_on = hsh["depends_on"]
diff --git a/app/models/form/question.rb b/app/models/form/question.rb
index 227e6079e..ff75dead8 100644
--- a/app/models/form/question.rb
+++ b/app/models/form/question.rb
@@ -1,5 +1,5 @@
 class Form::Question
-  attr_accessor :id, :header, :hint_text, :description, :questions,
+  attr_accessor :id, :header, :header_partial, :hint_text, :description, :questions,
                 :type, :min, :max, :step, :width, :fields_to_add, :result_field,
                 :conditional_for, :readonly, :answer_options, :page, :check_answer_label,
                 :inferred_answers, :hidden_in_check_answers, :inferred_check_answers_value,
@@ -16,6 +16,7 @@ class Form::Question
     if hsh
       @check_answer_label = hsh["check_answer_label"]
       @header = hsh["header"]
+      @header_partial = hsh["header_partial"]
       @guidance_partial = hsh["guidance_partial"]
       @guidance_position = GuidancePosition::TOP
       @hint_text = hsh["hint_text"]
diff --git a/app/models/form/sales/pages/person2_known.rb b/app/models/form/sales/pages/person2_known.rb
new file mode 100644
index 000000000..a94625694
--- /dev/null
+++ b/app/models/form/sales/pages/person2_known.rb
@@ -0,0 +1,21 @@
+class Form::Sales::Pages::Person2Known < ::Form::Page
+  def initialize(id, hsh, subsection)
+    super
+    @id = "person_2_known"
+    @header_partial = "personx_known_page"
+    @header = ""
+    @description = ""
+    @subsection = subsection
+    @depends_on = [
+      { "hholdcount" => 2 },
+      { "hholdcount" => 3 },
+      { "hholdcount" => 4 },
+    ]
+  end
+
+  def questions
+    @questions ||= [
+      Form::Sales::Questions::Person2Known.new(nil, nil, self),
+    ]
+  end
+end
diff --git a/app/models/form/sales/questions/person2_known.rb b/app/models/form/sales/questions/person2_known.rb
new file mode 100644
index 000000000..40306c64b
--- /dev/null
+++ b/app/models/form/sales/questions/person2_known.rb
@@ -0,0 +1,25 @@
+class Form::Sales::Questions::Person2Known < ::Form::Question
+  def initialize(id, hsh, page)
+    super
+    @id = "details_known_2"
+    @check_answer_label = "Details known for person 2"
+    @header = "Do you know the details for person 2?
+"
+    @type = "radio"
+    @answer_options = ANSWER_OPTIONS
+    @page = page
+    @hint_text = ""
+    @hidden_in_check_answers = {
+      "depends_on" => [
+        {
+          "details_known_2" => 1,
+        },
+      ],
+    }
+  end
+
+  ANSWER_OPTIONS = {
+    "1" => { "value" => "Yes" },
+    "2" => { "value" => "No" },
+  }.freeze
+end
diff --git a/app/models/form/sales/subsections/household_characteristics.rb b/app/models/form/sales/subsections/household_characteristics.rb
index c8d4ae8d6..b9d941a38 100644
--- a/app/models/form/sales/subsections/household_characteristics.rb
+++ b/app/models/form/sales/subsections/household_characteristics.rb
@@ -29,6 +29,7 @@ class Form::Sales::Subsections::HouseholdCharacteristics < ::Form::Subsection
       Form::Sales::Pages::Buyer2LiveInProperty.new(nil, nil, self),
       Form::Sales::Pages::NumberOfOthersInProperty.new(nil, nil, self),
       Form::Sales::Pages::Person1Age.new(nil, nil, self),
+      Form::Sales::Pages::Person2Known.new(nil, nil, self),
     ]
   end
 end
diff --git a/app/views/form/headers/_personx_known_page.erb b/app/views/form/headers/_personx_known_page.erb
new file mode 100644
index 000000000..197750515
--- /dev/null
+++ b/app/views/form/headers/_personx_known_page.erb
@@ -0,0 +1 @@
+You have given us the details for 1 of the <%= hholdcount %> other people in the household
diff --git a/app/views/form/page.html.erb b/app/views/form/page.html.erb
index 8d90f12b9..686e2d947 100644
--- a/app/views/form/page.html.erb
+++ b/app/views/form/page.html.erb
@@ -11,11 +11,14 @@
       <% remove_other_page_errors(@log, @page) %>
       <%= f.govuk_error_summary %>
 
-      <% if @page.header.present? %>
+      <% if @page.header.present? || @page.header_partial.present? %>
         <h1 class="govuk-heading-l">
           <% if !@page.hide_subsection_label %>
             <span class="govuk-caption-l"><%= @subsection.label %></span>
           <% end %>
+          <%if @page.header_partial.present? %>
+            <% @page.header = render partial: "form/headers/#{@page.header_partial}", locals: {hholdcount: @log.hholdcount} %>
+          <% end %>
           <%= @page.header %>
         </h1>
       <% end %>
diff --git a/db/migrate/20221010085259_add_details_known_to_sales_log.rb b/db/migrate/20221010085259_add_details_known_to_sales_log.rb
new file mode 100644
index 000000000..0b99acb2c
--- /dev/null
+++ b/db/migrate/20221010085259_add_details_known_to_sales_log.rb
@@ -0,0 +1,7 @@
+class AddDetailsKnownToSalesLog < ActiveRecord::Migration[7.0]
+  change_table :sales_logs, bulk: true do |t|
+    t.column :details_known_2, :integer
+    t.column :details_known_3, :integer
+    t.column :details_known_4, :integer
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index f12988ab8..a28060637 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.0].define(version: 2022_10_07_093606) do
+ActiveRecord::Schema[7.0].define(version: 2022_10_10_085259) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
 
@@ -358,6 +358,9 @@ ActiveRecord::Schema[7.0].define(version: 2022_10_07_093606) do
     t.integer "hholdcount"
     t.integer "age3"
     t.integer "age3_known"
+    t.integer "details_known_2"
+    t.integer "details_known_3"
+    t.integer "details_known_4"
     t.index ["created_by_id"], name: "index_sales_logs_on_created_by_id"
     t.index ["managing_organisation_id"], name: "index_sales_logs_on_managing_organisation_id"
     t.index ["owning_organisation_id"], name: "index_sales_logs_on_owning_organisation_id"
diff --git a/spec/factories/sales_log.rb b/spec/factories/sales_log.rb
index 322b3d6fa..f9aa842d9 100644
--- a/spec/factories/sales_log.rb
+++ b/spec/factories/sales_log.rb
@@ -41,6 +41,7 @@ FactoryBot.define do
       wheel { 1 }
       age3_known { 0 }
       age3 { 40 }
+      person2_known { 1 }
     end
   end
 end