diff --git a/app/models/form/lettings/questions/stock_owner.rb b/app/models/form/lettings/questions/stock_owner.rb
index 745350aa4..c78c4a080 100644
--- a/app/models/form/lettings/questions/stock_owner.rb
+++ b/app/models/form/lettings/questions/stock_owner.rb
@@ -32,8 +32,8 @@ class Form::Lettings::Questions::StockOwner < ::Form::Question
       Organisation.where(holds_own_stock: true).find_each do |org|
         if org.merge_date.present?
           answer_opts[org.id] = "#{org.name} (inactive as of #{org.merge_date.to_fs(:govuk_date)})" if org.merge_date >= FormHandler.instance.start_date_of_earliest_open_for_editing_collection_period
-        elsif org.absorbed_organisations.merged_during_open_collection_period.exists?
-          answer_opts[org.id] = "#{org.name} (active as of #{org.created_at.to_fs(:govuk_date)})"
+        elsif org.absorbed_organisations.merged_during_open_collection_period.exists? && org.available_from.present?
+          answer_opts[org.id] = "#{org.name} (active as of #{org.available_from.to_fs(:govuk_date)})"
         else
           answer_opts[org.id] = org.name
         end
diff --git a/app/models/form/sales/questions/owning_organisation_id.rb b/app/models/form/sales/questions/owning_organisation_id.rb
index 529d14f66..a53f99dc3 100644
--- a/app/models/form/sales/questions/owning_organisation_id.rb
+++ b/app/models/form/sales/questions/owning_organisation_id.rb
@@ -33,8 +33,8 @@ class Form::Sales::Questions::OwningOrganisationId < ::Form::Question
         Organisation.where(holds_own_stock: true).find_each do |org|
           if org.merge_date.present?
             answer_opts[org.id] = "#{org.name} (inactive as of #{org.merge_date.to_fs(:govuk_date)})" if org.merge_date >= FormHandler.instance.start_date_of_earliest_open_for_editing_collection_period
-          elsif org.absorbed_organisations.merged_during_open_collection_period.exists?
-            answer_opts[org.id] = "#{org.name} (active as of #{org.created_at.to_fs(:govuk_date)})"
+          elsif org.absorbed_organisations.merged_during_open_collection_period.exists? && org.available_from.present?
+            answer_opts[org.id] = "#{org.name} (active as of #{org.available_from.to_fs(:govuk_date)})"
           else
             answer_opts[org.id] = org.name
           end
diff --git a/spec/models/form/lettings/questions/stock_owner_spec.rb b/spec/models/form/lettings/questions/stock_owner_spec.rb
index 985a12432..74ca0d088 100644
--- a/spec/models/form/lettings/questions/stock_owner_spec.rb
+++ b/spec/models/form/lettings/questions/stock_owner_spec.rb
@@ -221,6 +221,33 @@ RSpec.describe Form::Lettings::Questions::StockOwner, type: :model do
         expect(question.displayed_answer_options(log, user)).to eq(expected_opts)
         expect(question.displayed_answer_options(log, user)).not_to include(non_stock_organisation.id)
       end
+
+      context "and org has recently absorbed other orgs and does not have available from date" do
+        let(:merged_organisation) { create(:organisation, name: "Merged org") }
+        let(:org) { create(:organisation, name: "User org") }
+        let(:options) do
+          {
+            "" => "Select an option",
+            org.id => "User org",
+            user.organisation.id => user.organisation.name,
+            log.owning_organisation.id => log.owning_organisation.name,
+            merged_organisation.id => "Merged org (inactive as of 2 February 2023)",
+          }
+        end
+
+        before do
+          merged_organisation.update!(merge_date: Time.zone.local(2023, 2, 2), absorbing_organisation: org)
+          Timecop.freeze(Time.zone.local(2023, 11, 10))
+        end
+
+        after do
+          Timecop.return
+        end
+
+        it "shows merged organisation as an option" do
+          expect(question.displayed_answer_options(log, user)).to eq(options)
+        end
+      end
     end
   end
 
diff --git a/spec/models/form/sales/questions/owning_organisation_id_spec.rb b/spec/models/form/sales/questions/owning_organisation_id_spec.rb
index 79d8be710..ceb081459 100644
--- a/spec/models/form/sales/questions/owning_organisation_id_spec.rb
+++ b/spec/models/form/sales/questions/owning_organisation_id_spec.rb
@@ -224,7 +224,7 @@ RSpec.describe Form::Sales::Questions::OwningOrganisationId, type: :model do
 
         before do
           merged_organisation.update!(merge_date: Time.zone.local(2023, 2, 2), absorbing_organisation: organisation_1)
-          organisation_1.update!(created_at: Time.zone.local(2021, 2, 2))
+          organisation_1.update!(created_at: Time.zone.local(2021, 3, 2), available_from: Time.zone.local(2021, 2, 2))
           Timecop.freeze(Time.zone.local(2023, 11, 10))
         end
 
@@ -257,6 +257,32 @@ RSpec.describe Form::Sales::Questions::OwningOrganisationId, type: :model do
           expect(question.displayed_answer_options(log, user)).to eq(options)
         end
       end
+
+      context "when an existing org has recently absorbed other orgs" do
+        let(:merged_organisation) { create(:organisation, name: "Merged org") }
+        let(:options) do
+          {
+            "" => "Select an option",
+            organisation_1.id => "first test org",
+            organisation_2.id => "second test org",
+            merged_organisation.id => "Merged org (inactive as of 2 February 2023)",
+          }
+        end
+
+        before do
+          merged_organisation.update!(merge_date: Time.zone.local(2023, 2, 2), absorbing_organisation: organisation_1)
+          organisation_1.update!(created_at: Time.zone.local(2021, 2, 2), available_from: nil)
+          Timecop.freeze(Time.zone.local(2023, 11, 10))
+        end
+
+        after do
+          Timecop.return
+        end
+
+        it "does not show abailable from for absorbing organisation" do
+          expect(question.displayed_answer_options(log, user)).to eq(options)
+        end
+      end
     end
   end