diff --git a/app/services/bulk_upload/lettings/year2024/row_parser.rb b/app/services/bulk_upload/lettings/year2024/row_parser.rb
index 19bae0ecc..f2b173b74 100644
--- a/app/services/bulk_upload/lettings/year2024/row_parser.rb
+++ b/app/services/bulk_upload/lettings/year2024/row_parser.rb
@@ -1260,7 +1260,7 @@ private
     return nil if field_44.blank?
 
     case field_44
-    when 1, 2, 3, 18
+    when 1, 2, 3, 18, 20
       0
     when 4, 5, 6, 7
       1
diff --git a/app/services/bulk_upload/sales/year2024/row_parser.rb b/app/services/bulk_upload/sales/year2024/row_parser.rb
index 99d45aea2..a0097637f 100644
--- a/app/services/bulk_upload/sales/year2024/row_parser.rb
+++ b/app/services/bulk_upload/sales/year2024/row_parser.rb
@@ -583,7 +583,7 @@ private
 
   def infer_buyer2_ethnic_group_from_ethnic
     case field_40
-    when 1, 2, 3, 18
+    when 1, 2, 3, 18, 20
       0
     when 4, 5, 6, 7
       1
@@ -1015,7 +1015,7 @@ private
     return nil if field_33.blank?
 
     case field_33
-    when 1, 2, 3, 18
+    when 1, 2, 3, 18, 20
       0
     when 4, 5, 6, 7
       1
diff --git a/spec/services/bulk_upload/lettings/year2024/row_parser_spec.rb b/spec/services/bulk_upload/lettings/year2024/row_parser_spec.rb
index 5f34ec80a..a0e443270 100644
--- a/spec/services/bulk_upload/lettings/year2024/row_parser_spec.rb
+++ b/spec/services/bulk_upload/lettings/year2024/row_parser_spec.rb
@@ -758,6 +758,17 @@ RSpec.describe BulkUpload::Lettings::Year2024::RowParser do
             expect(parser).not_to be_valid
           end
         end
+
+        context "with a valid ethnic value" do
+          context "when field_44 is 20" do
+            let(:attributes) { valid_attributes.merge({ field_44: "20" }) }
+
+            it "is correctly sets ethnic and ethnic group" do
+              expect(parser.log.ethnic).to eq(20)
+              expect(parser.log.ethnic_group).to eq(0)
+            end
+          end
+        end
       end
 
       describe "#validate_nulls" 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 9ecf31d21..8d0796bee 100644
--- a/spec/services/bulk_upload/sales/year2024/row_parser_spec.rb
+++ b/spec/services/bulk_upload/sales/year2024/row_parser_spec.rb
@@ -1063,12 +1063,30 @@ RSpec.describe BulkUpload::Sales::Year2024::RowParser do
       end
     end
 
+    describe "#ethnic_group" do
+      context "when field_33 is 20" do
+        let(:attributes) { setup_section_params.merge({ field_33: "20" }) }
+
+        it "is correctly set" do
+          expect(parser.log.ethnic_group).to be(0)
+        end
+      end
+    end
+
     describe "#ethnic_group2" do
       let(:attributes) { setup_section_params.merge({ field_40: "1" }) }
 
       it "is correctly set" do
         expect(parser.log.ethnic_group2).to be(0)
       end
+
+      context "when field_40 is 20" do
+        let(:attributes) { setup_section_params.merge({ field_40: "20" }) }
+
+        it "is correctly set" do
+          expect(parser.log.ethnic_group2).to be(0)
+        end
+      end
     end
 
     describe "#ethnicbuy2" do