diff --git a/app/lib/tind_spread/make_batch.rb b/app/lib/tind_spread/make_batch.rb
index e9f8bb7d..30003aa3 100644
--- a/app/lib/tind_spread/make_batch.rb
+++ b/app/lib/tind_spread/make_batch.rb
@@ -6,7 +6,7 @@ module TindSpread
   module MakeBatch
 
     def self.added_headers(form_params)
-      added_headers = %i[336__a 852__c 540__a 980__a 982__a 982__b 982__p 991__a 902__n]
+      added_headers = %i[336__a 852__c 540__a 980__a 982__a 982__b 982__p 991__a]
       form_params.select { |key| added_headers.include?(key) }
     end
 
@@ -25,7 +25,8 @@ def self.make_header(header, form_params, remove_filename: true)
       CSV.generate do |csv|
         h = header.concat(added_headers(form_params).keys.to_a)
         h << '035__a'
-        h << '902__d'
+        h << '902__n-1'
+        h << '902__d-1'
         csv << h
       end
       # csv_string
@@ -64,6 +65,7 @@ def self.add_row(row, form_params, filename_row: false)
           csv_row << value
         end
         csv_row << make_035(form_params[:'980__a'], row)
+        csv_row << form_params[:'902__n']
         csv_row << Time.current.in_time_zone('Pacific Time (US & Canada)').to_date
 
         csv << csv_row
diff --git a/spec/lib/tind_spread/make_batch_spec.rb b/spec/lib/tind_spread/make_batch_spec.rb
index eae1df45..ef01f754 100644
--- a/spec/lib/tind_spread/make_batch_spec.rb
+++ b/spec/lib/tind_spread/make_batch_spec.rb
@@ -16,7 +16,14 @@
     it 'generates a CSV header combining spreadsheet headers and form params' do
       header = %w[Header1 Header2]
       form_params = { '336__a': 'value1', '852__c': 'value2' }
-      expected_result = "Header1,Header2,336__a,852__c,035__a,902__d\n"
+      expected_result = "Header1,Header2,336__a,852__c,035__a,902__n-1,902__d-1\n"
+      expect(described_class.make_header(header, form_params)).to eq(expected_result)
+    end
+
+    it 'includes 902__n-1 and 902__d-1 so they group on the same field' do
+      header = %w[Header1]
+      form_params = { '336__a': 'value1', '902__n': 'DMZ' }
+      expected_result = "Header1,336__a,035__a,902__n-1,902__d-1\n"
       expect(described_class.make_header(header, form_params)).to eq(expected_result)
     end
   end
@@ -40,9 +47,9 @@
   describe '.add_row' do
     it 'adds a row to the CSV string with form params and additional fields' do
       row = { 'Header1' => 'Data1', 'Header2' => 'Data2' }
-      form_params = { '980__a': 'VTI', '336__a': 'value1', '852__c': 'value2' }
+      form_params = { '980__a': 'VTI', '336__a': 'value1', '852__c': 'value2', '902__n': 'DMZ' }
       allow(Time).to receive(:current).and_return(Time.parse('2023-10-01 12:00:00 UTC'))
-      expected_result = "Data1,Data2,VTI,value1,value2,(VTI)file,2023-10-01\n"
+      expected_result = "Data1,Data2,VTI,value1,value2,(VTI)file,DMZ,2023-10-01\n"
       allow(described_class).to receive(:get_first_fft).with(row).and_return('file.txt')
       expect(described_class.add_row(row, form_params)).to eq(expected_result)
     end