diff --git a/app/services/imports/sales_logs_import_service.rb b/app/services/imports/sales_logs_import_service.rb
index 95af610b6..f3a8c8fec 100644
--- a/app/services/imports/sales_logs_import_service.rb
+++ b/app/services/imports/sales_logs_import_service.rb
@@ -134,7 +134,10 @@ module Imports
 
       # Required for our form invalidated questions (not present in import)
       attributes["previous_la_known"] = 1 if attributes["prevloc"].present? && attributes["ppostcode_full"].blank?
-      attributes["la_known"] = 1 if attributes["la"].present? && attributes["postcode_full"].blank?
+      if attributes["la"].present? && attributes["postcode_full"].blank?
+        attributes["la_known"] = 1
+        attributes["is_la_inferred"] = false
+      end
 
       # Sets the log creator
       owner_id = meta_field_value(xml_doc, "owner-user-id").strip
@@ -452,6 +455,7 @@ module Imports
       if [attributes["pregyrha"], attributes["pregla"], attributes["pregghb"], attributes["pregother"]].all?(&:blank?)
         attributes["pregblank"] = 1
       end
+      attributes["pcodenk"] ||= 1
 
       # buyer 1 characteristics
       attributes["age1_known"] ||= 1
diff --git a/spec/services/imports/sales_logs_import_service_spec.rb b/spec/services/imports/sales_logs_import_service_spec.rb
index 7fd5de7de..ed306b6ab 100644
--- a/spec/services/imports/sales_logs_import_service_spec.rb
+++ b/spec/services/imports/sales_logs_import_service_spec.rb
@@ -754,6 +754,43 @@ RSpec.describe Imports::SalesLogsImportService do
           expect(sales_log&.buy2livein).to eq(nil)
         end
       end
+
+      context "when setting location fields" do
+        let(:sales_log_id) { "outright_sale_sales_log" }
+
+        before do
+          allow(logger).to receive(:warn).and_return(nil)
+        end
+
+        it "correctly sets LA if postcode is not given" do
+          sales_log_xml.at_xpath("//xmlns:Q14ONSLACode").content = "E07000142"
+          sales_log_xml.at_xpath("//xmlns:PCODE1").content = ""
+          sales_log_xml.at_xpath("//xmlns:PCODE2").content = ""
+          sales_log_service.send(:create_log, sales_log_xml)
+
+          sales_log = SalesLog.find_by(old_id: sales_log_id)
+          expect(sales_log&.pcodenk).to eq(1) # postcode not known
+          expect(sales_log&.is_la_inferred).to eq(false)
+          expect(sales_log&.la_known).to eq(1) # la known
+          expect(sales_log&.la).to eq("E07000142")
+          expect(sales_log&.status).to eq("completed")
+        end
+
+        it "correctly sets previous LA if postcode is not given" do
+          sales_log_xml.at_xpath("//xmlns:Q7ONSLACode").content = "E07000142"
+          sales_log_xml.at_xpath("//xmlns:PPOSTC1").content = ""
+          sales_log_xml.at_xpath("//xmlns:PPOSTC2").content = ""
+          sales_log_xml.at_xpath("//xmlns:Q7UnknownPostcode").content = ""
+          sales_log_service.send(:create_log, sales_log_xml)
+
+          sales_log = SalesLog.find_by(old_id: sales_log_id)
+          expect(sales_log&.ppcodenk).to eq(1) # previous postcode not known
+          expect(sales_log&.is_previous_la_inferred).to eq(false)
+          expect(sales_log&.previous_la_known).to eq(1) # la known
+          expect(sales_log&.prevloc).to eq("E07000142")
+          expect(sales_log&.status).to eq("completed")
+        end
+      end
     end
   end
 end