diff --git a/app/services/imports/sales_logs_import_service.rb b/app/services/imports/sales_logs_import_service.rb
index b406c1c8b..7848f8628 100644
--- a/app/services/imports/sales_logs_import_service.rb
+++ b/app/services/imports/sales_logs_import_service.rb
@@ -68,11 +68,14 @@ module Imports
       attributes["la"] = string_or_nil(xml_doc, "Q14ONSLACode")
       attributes["income1"] = safe_string_as_integer(xml_doc, "Q2Person1Income")
       attributes["income1nk"] = income_known(unsafe_string_as_integer(xml_doc, "P1IncKnown"))
+      attributes["income1nk"] ||= 0 if attributes["income1"].present?
       attributes["inc1mort"] = unsafe_string_as_integer(xml_doc, "Q2Person1Mortgage")
       attributes["income2"] = safe_string_as_integer(xml_doc, "Q2Person2Income")
       attributes["income2nk"] = income_known(unsafe_string_as_integer(xml_doc, "P2IncKnown"))
+      attributes["income2nk"] ||= 0 if attributes["income2"].present?
       attributes["savings"] = safe_string_as_integer(xml_doc, "Q3Savings")&.round(-1)
       attributes["savingsnk"] = savings_known(xml_doc)
+      attributes["savingsnk"] ||= 0 if attributes["savings"].present?
       attributes["prevown"] = unsafe_string_as_integer(xml_doc, "Q4PrevOwnedProperty")
       attributes["mortgage"] = safe_string_as_decimal(xml_doc, "CALCMORT")
       attributes["inc2mort"] = unsafe_string_as_integer(xml_doc, "Q2Person2MortApplication")
diff --git a/spec/services/imports/sales_logs_import_service_spec.rb b/spec/services/imports/sales_logs_import_service_spec.rb
index 2306448b8..69e82ead8 100644
--- a/spec/services/imports/sales_logs_import_service_spec.rb
+++ b/spec/services/imports/sales_logs_import_service_spec.rb
@@ -2200,5 +2200,72 @@ RSpec.describe Imports::SalesLogsImportService do
         end
       end
     end
+
+    context "when setting income for in progress logs" do
+      let(:sales_log_id) { "shared_ownership_sales_log" }
+
+      before do
+        sales_log_xml.at_xpath("//meta:status").content = "saved"
+      end
+
+      it "sets income to known if not answered but income is given for person 1" do
+        sales_log_xml.at_xpath("//xmlns:joint").content = "2 No"
+        sales_log_xml.at_xpath("//xmlns:P1IncKnown").content = ""
+        sales_log_xml.at_xpath("//xmlns:Q2Person1Income").content = "20000"
+        sales_log_xml.at_xpath("//xmlns:P2IncKnown").content = ""
+        sales_log_xml.at_xpath("//xmlns:Q2Person2Income").content = "30000"
+        sales_log_service.send(:create_log, sales_log_xml)
+
+        sales_log = SalesLog.find_by(old_id: sales_log_id)
+        expect(sales_log&.income1nk).to eq(0)
+        expect(sales_log&.income1).to eq(20_000)
+        expect(sales_log&.income2nk).to eq(nil)
+        expect(sales_log&.income2).to eq(nil)
+      end
+
+      it "sets income to known if not answered but income is given for person 2" do
+        sales_log_xml.at_xpath("//xmlns:joint").content = "1 Yes"
+        sales_log_xml.at_xpath("//xmlns:JointMore").content = "2 No"
+        sales_log_xml.at_xpath("//xmlns:P1IncKnown").content = ""
+        sales_log_xml.at_xpath("//xmlns:Q2Person1Income").content = "20000"
+        sales_log_xml.at_xpath("//xmlns:P2IncKnown").content = ""
+        sales_log_xml.at_xpath("//xmlns:Q2Person2Income").content = "30000"
+        sales_log_service.send(:create_log, sales_log_xml)
+
+        sales_log = SalesLog.find_by(old_id: sales_log_id)
+        expect(sales_log&.income1nk).to eq(0)
+        expect(sales_log&.income1).to eq(20_000)
+        expect(sales_log&.income2nk).to eq(0)
+        expect(sales_log&.income2).to eq(30_000)
+      end
+
+      it "sets savings to known if savings are given" do
+        sales_log_xml.at_xpath("//xmlns:Q3Savings").content = "10000"
+        sales_log_xml.at_xpath("//xmlns:savingsKnown").content = ""
+        sales_log_service.send(:create_log, sales_log_xml)
+
+        sales_log = SalesLog.find_by(old_id: sales_log_id)
+        expect(sales_log&.savingsnk).to eq(0)
+        expect(sales_log&.savings).to eq(10_000)
+      end
+
+      it "does not set savings or income fields when values aren't given" do
+        sales_log_xml.at_xpath("//xmlns:P1IncKnown").content = ""
+        sales_log_xml.at_xpath("//xmlns:Q2Person1Income").content = ""
+        sales_log_xml.at_xpath("//xmlns:P2IncKnown").content = ""
+        sales_log_xml.at_xpath("//xmlns:Q2Person2Income").content = ""
+        sales_log_xml.at_xpath("//xmlns:Q3Savings").content = ""
+        sales_log_xml.at_xpath("//xmlns:savingsKnown").content = ""
+        sales_log_service.send(:create_log, sales_log_xml)
+
+        sales_log = SalesLog.find_by(old_id: sales_log_id)
+        expect(sales_log&.income1nk).to eq(nil)
+        expect(sales_log&.income1).to eq(nil)
+        expect(sales_log&.income2nk).to eq(nil)
+        expect(sales_log&.income2).to eq(nil)
+        expect(sales_log&.savingsnk).to eq(nil)
+        expect(sales_log&.savings).to eq(nil)
+      end
+    end
   end
 end