diff --git a/app/services/bulk_upload/sales/year2023/row_parser.rb b/app/services/bulk_upload/sales/year2023/row_parser.rb
index 4566ee852..236edc8b2 100644
--- a/app/services/bulk_upload/sales/year2023/row_parser.rb
+++ b/app/services/bulk_upload/sales/year2023/row_parser.rb
@@ -854,8 +854,8 @@ private
     attributes["pregla"] = field_69
     attributes["pregghb"] = field_70
     attributes["pregother"] = field_68
-    organisations_fields = %i[field_67 field_68 field_69 field_70]
-    attributes["pregblank"] = organisations_fields.all? { |field| attributes[field.to_s].blank? }
+    organisations_fields = [field_67, field_68, field_69, field_70]
+    attributes["pregblank"] = organisations_fields.all?(&:blank?) ? 1 : 0
 
     attributes["disabled"] = field_76
     attributes["wheel"] = field_77
diff --git a/app/services/bulk_upload/sales/year2024/row_parser.rb b/app/services/bulk_upload/sales/year2024/row_parser.rb
index e01841f92..4b3618e95 100644
--- a/app/services/bulk_upload/sales/year2024/row_parser.rb
+++ b/app/services/bulk_upload/sales/year2024/row_parser.rb
@@ -849,8 +849,8 @@ private
     attributes["pregla"] = field_68
     attributes["pregghb"] = field_69
     attributes["pregother"] = field_67
-    organisations_fields = %i[field_67 field_68 field_69 field_70]
-    attributes["pregblank"] = organisations_fields.all? { |field| attributes[field.to_s].blank? }
+    organisations_fields = [field_66, field_67, field_68, field_69]
+    attributes["pregblank"] = organisations_fields.all?(&:blank?) ? 1 : 0
 
     attributes["disabled"] = field_75
     attributes["wheel"] = field_76
diff --git a/spec/services/bulk_upload/sales/year2023/row_parser_spec.rb b/spec/services/bulk_upload/sales/year2023/row_parser_spec.rb
index 8913a49d9..7fde3c99e 100644
--- a/spec/services/bulk_upload/sales/year2023/row_parser_spec.rb
+++ b/spec/services/bulk_upload/sales/year2023/row_parser_spec.rb
@@ -959,13 +959,26 @@ RSpec.describe BulkUpload::Sales::Year2023::RowParser do
     end
 
     describe "#field_67 - 70" do # buyers organisations
-      context "when all nil" do
-        let(:attributes) { setup_section_params.merge(field_67: nil, field_68: nil, field_69: nil, field_70: nil) }
+      let(:empty_organisation_params) { setup_section_params.merge(field_67: nil, field_68: nil, field_69: nil, field_70: nil) }
+
+      context "when all empty" do
+        let(:attributes) { empty_organisation_params }
 
         it "sets pregblank field" do
           expect(parser.log.pregblank).to be(1)
         end
       end
+
+      %i[field_67 field_68 field_69 field_70].each do |field_number|
+        context "when #{field_number} present" do
+          let(:attributes) { empty_organisation_params.merge({ field_number => 1 }) }
+
+          it "does not set pregblank field" do
+            attributes[:field_number] = 1
+            expect(parser.log.pregblank).to be(0)
+          end
+        end
+      end
     end
 
     describe "soft validations" do
diff --git a/spec/services/bulk_upload/sales/year2024/row_parser_spec.rb b/spec/services/bulk_upload/sales/year2024/row_parser_spec.rb
index 68a420d44..6890a7936 100644
--- a/spec/services/bulk_upload/sales/year2024/row_parser_spec.rb
+++ b/spec/services/bulk_upload/sales/year2024/row_parser_spec.rb
@@ -965,14 +965,27 @@ RSpec.describe BulkUpload::Sales::Year2024::RowParser do
       end
     end
 
-    describe "#field_66 - 70" do # buyers organisations
-      context "when all nil" do
-        let(:attributes) { setup_section_params.merge(field_66: nil, field_67: nil, field_68: nil, field_69: nil) }
+    describe "#field_66 - 69" do # buyers organisations
+      let(:empty_organisation_params) { setup_section_params.merge(field_66: nil, field_67: nil, field_68: nil, field_69: nil) }
+
+      context "when all empty" do
+        let(:attributes) { empty_organisation_params }
 
         it "sets pregblank field" do
           expect(parser.log.pregblank).to be(1)
         end
       end
+
+      %i[field_66 field_67 field_68 field_69].each do |field_number|
+        context "when #{field_number} present" do
+          let(:attributes) { empty_organisation_params.merge({ field_number => 1 }) }
+
+          it "does not set pregblank field" do
+            attributes[:field_number] = 1
+            expect(parser.log.pregblank).to be(0)
+          end
+        end
+      end
     end
 
     describe "#field_103" do # shared ownership mortgageused