diff --git a/spec/models/form/sales/pages/person_known_spec.rb b/spec/models/form/sales/pages/person_known_spec.rb
index 141473138..910a7e148 100644
--- a/spec/models/form/sales/pages/person_known_spec.rb
+++ b/spec/models/form/sales/pages/person_known_spec.rb
@@ -3,11 +3,13 @@ require "rails_helper"
 RSpec.describe Form::Sales::Pages::PersonKnown, type: :model do
   subject(:page) { described_class.new(page_id, page_definition, subsection, person_index:) }
 
-  context "without joint purchase" do
-    let(:page_id) { "person_2_known" }
-    let(:page_definition) { nil }
-    let(:subsection) { instance_double(Form::Subsection) }
-    let(:person_index) { 2 }
+  let(:page_id) { "person_2_known" }
+  let(:page_definition) { nil }
+  let(:person_index) { 2 }
+
+  context "with 2024 form" do
+    let(:form) { Form.new(nil, 2024, [], "sales") }
+    let(:subsection) { instance_double(Form::Subsection, form:) }
 
     it "has correct subsection" do
       expect(page.subsection).to eq(subsection)
@@ -153,4 +155,96 @@ RSpec.describe Form::Sales::Pages::PersonKnown, type: :model do
       end
     end
   end
+
+  context "with 2026 form" do
+    let(:form) { Form.new(nil, 2026, [], "sales") }
+    let(:subsection) { instance_double(Form::Subsection, form:) }
+
+    context "with person 2" do
+      let(:page_id) { "person_2_known" }
+      let(:person_index) { 2 }
+
+      it "has correct depends_on" do
+        expect(page.depends_on).to eq([{
+          "not_joint_purchase?" => true,
+          "hholdcount" => {
+            "operator" => ">=",
+            "operand" => 2,
+          },
+        }])
+      end
+    end
+
+    context "with person 3" do
+      let(:page_id) { "person_3_known" }
+      let(:person_index) { 3 }
+
+      it "has correct depends_on" do
+        expect(page.depends_on).to eq([
+          {
+            "not_joint_purchase?" => true,
+            "hholdcount" => {
+              "operator" => ">=",
+              "operand" => 3,
+            },
+          },
+          {
+            "joint_purchase?" => true,
+            "hholdcount" => {
+              "operator" => ">=",
+              "operand" => 3,
+            },
+          },
+        ])
+      end
+    end
+
+    context "with person 4" do
+      let(:page_id) { "person_4_known" }
+      let(:person_index) { 4 }
+
+      it "has correct depends_on" do
+        expect(page.depends_on).to eq([
+          {
+            "not_joint_purchase?" => true,
+            "hholdcount" => {
+              "operator" => ">=",
+              "operand" => 4,
+            },
+          },
+          {
+            "joint_purchase?" => true,
+            "hholdcount" => {
+              "operator" => ">=",
+              "operand" => 4,
+            },
+          },
+        ])
+      end
+    end
+
+    context "with person 5" do
+      let(:page_id) { "person_5_known" }
+      let(:person_index) { 5 }
+
+      it "has correct depends_on" do
+        expect(page.depends_on).to eq([
+          {
+            "not_joint_purchase?" => true,
+            "hholdcount" => {
+              "operator" => ">=",
+              "operand" => 5,
+            },
+          },
+          {
+            "joint_purchase?" => true,
+            "hholdcount" => {
+              "operator" => ">=",
+              "operand" => 5,
+            },
+          },
+        ])
+      end
+    end
+  end
 end
diff --git a/spec/models/form/sales/questions/number_of_others_in_property_spec.rb b/spec/models/form/sales/questions/number_of_others_in_property_spec.rb
index 7bf19dbe3..6d926c9c4 100644
--- a/spec/models/form/sales/questions/number_of_others_in_property_spec.rb
+++ b/spec/models/form/sales/questions/number_of_others_in_property_spec.rb
@@ -5,30 +5,45 @@ RSpec.describe Form::Sales::Questions::NumberOfOthersInProperty, type: :model do
 
   let(:question_id) { nil }
   let(:question_definition) { nil }
-  let(:page) { instance_double(Form::Page, subsection: instance_double(Form::Subsection, form: instance_double(Form, start_date: Time.zone.local(2023, 4, 1)))) }
   let(:joint_purchase) { true }
 
-  it "has correct page" do
-    expect(question.page).to be(page)
-  end
+  context "with 2023 form" do
+    let(:page) { instance_double(Form::Page, subsection: instance_double(Form::Subsection, form: instance_double(Form, start_date: Time.zone.local(2023, 4, 1), start_year_2026_or_later?: false))) }
 
-  it "has the correct id" do
-    expect(question.id).to eq("hholdcount")
-  end
+    it "has correct page" do
+      expect(question.page).to be(page)
+    end
 
-  it "has the correct type" do
-    expect(question.type).to eq("numeric")
-  end
+    it "has the correct id" do
+      expect(question.id).to eq("hholdcount")
+    end
 
-  it "is not marked as derived" do
-    expect(question.derived?(nil)).to be false
-  end
+    it "has the correct type" do
+      expect(question.type).to eq("numeric")
+    end
 
-  it "has the correct min" do
-    expect(question.min).to be 0
+    it "is not marked as derived" do
+      expect(question.derived?(nil)).to be false
+    end
+
+    it "has the correct min" do
+      expect(question.min).to be 0
+    end
+
+    it "has the correct max" do
+      expect(question.max).to be 15
+    end
   end
 
-  it "has the correct max" do
-    expect(question.max).to be 15
+  context "with 2026 form" do
+    let(:page) { instance_double(Form::Page, subsection: instance_double(Form::Subsection, form: instance_double(Form, start_date: Time.zone.local(2026, 4, 1), start_year_2026_or_later?: true))) }
+
+    it "has the correct min" do
+      expect(question.min).to be 1
+    end
+
+    it "has the correct max" do
+      expect(question.max).to be 15
+    end
   end
 end