diff --git a/app/models/derived_variables/sales_log_variables.rb b/app/models/derived_variables/sales_log_variables.rb
index 1e7489015..b4ff1a671 100644
--- a/app/models/derived_variables/sales_log_variables.rb
+++ b/app/models/derived_variables/sales_log_variables.rb
@@ -1,7 +1,7 @@
 module DerivedVariables::SalesLogVariables
   def set_derived_fields!
     self.ethnic = 17 if ethnic_refused?
-    self.mscharge = nil if monthly_leasehold_charges_unknown?
+    self.mscharge = nil if no_monthly_leasehold_charges?
     if exdate.present?
       self.exday = exdate.day
       self.exmonth = exdate.month
diff --git a/app/models/form/sales/pages/leasehold_charges.rb b/app/models/form/sales/pages/leasehold_charges.rb
index a27c25e1d..a8ce52805 100644
--- a/app/models/form/sales/pages/leasehold_charges.rb
+++ b/app/models/form/sales/pages/leasehold_charges.rb
@@ -6,7 +6,7 @@ class Form::Sales::Pages::LeaseholdCharges < ::Form::Page
 
   def questions
     @questions ||= [
-      Form::Sales::Questions::LeaseholdChargesKnown.new(nil, nil, self, ownershipsch: @ownershipsch),
+      Form::Sales::Questions::HasLeaseholdCharges.new(nil, nil, self, ownershipsch: @ownershipsch),
       Form::Sales::Questions::LeaseholdCharges.new(nil, nil, self, ownershipsch: @ownershipsch),
     ]
   end
diff --git a/app/models/form/sales/questions/leasehold_charges_known.rb b/app/models/form/sales/questions/has_leasehold_charges.rb
similarity index 70%
rename from app/models/form/sales/questions/leasehold_charges_known.rb
rename to app/models/form/sales/questions/has_leasehold_charges.rb
index 92370a3ac..1c9e52766 100644
--- a/app/models/form/sales/questions/leasehold_charges_known.rb
+++ b/app/models/form/sales/questions/has_leasehold_charges.rb
@@ -1,9 +1,9 @@
-class Form::Sales::Questions::LeaseholdChargesKnown < ::Form::Question
+class Form::Sales::Questions::HasLeaseholdCharges < ::Form::Question
   def initialize(id, hsh, subsection, ownershipsch:)
     super(id, hsh, subsection)
-    @id = "mscharge_known"
-    @check_answer_label = "Monthly leasehold charges known?"
-    @header = "Do you know the monthly leasehold charges for the property?"
+    @id = "has_mscharge"
+    @check_answer_label = "Does the property have any monthly leasehold charges?"
+    @header = "Does the property have any monthly leasehold charges?"
     @hint_text = "For example, service and management charges"
     @type = "radio"
     @answer_options = ANSWER_OPTIONS
@@ -13,7 +13,7 @@ class Form::Sales::Questions::LeaseholdChargesKnown < ::Form::Question
     @hidden_in_check_answers = {
       "depends_on" => [
         {
-          "mscharge_known" => 1,
+          "has_mscharge" => 1,
         },
       ],
     }
diff --git a/app/models/sales_log.rb b/app/models/sales_log.rb
index b86124a2f..38beb850f 100644
--- a/app/models/sales_log.rb
+++ b/app/models/sales_log.rb
@@ -292,8 +292,8 @@ class SalesLog < Log
     companybuy == 1
   end
 
-  def monthly_leasehold_charges_unknown?
-    mscharge_known&.zero?
+  def no_monthly_leasehold_charges?
+    has_mscharge&.zero?
   end
 
   def buyers_age_for_old_persons_shared_ownership_invalid?
diff --git a/app/services/imports/sales_logs_import_service.rb b/app/services/imports/sales_logs_import_service.rb
index 4d26639da..2fb619619 100644
--- a/app/services/imports/sales_logs_import_service.rb
+++ b/app/services/imports/sales_logs_import_service.rb
@@ -107,7 +107,8 @@ module Imports
       attributes["hhregresstill"] = still_serving(xml_doc)
       attributes["proplen"] = safe_string_as_integer(xml_doc, "Q16aProplen2") || safe_string_as_integer(xml_doc, "Q16aProplensec2")
       attributes["mscharge"] = monthly_charges(xml_doc, attributes)
-      attributes["mscharge_known"] = 1 if attributes["mscharge"].present?
+      attributes["has_mscharge"] = 1 if attributes["mscharge"]&.positive?
+      attributes["has_mscharge"] = 0 if attributes["mscharge"].present? && attributes["mscharge"] <= 0
       attributes["prevten"] = unsafe_string_as_integer(xml_doc, "Q6PrevTenure")
       attributes["mortlen"] = mortgage_length(xml_doc, attributes)
       attributes["extrabor"] = borrowing(xml_doc, attributes)
diff --git a/db/migrate/20230412143245_rename_mscharge_known.rb b/db/migrate/20230412143245_rename_mscharge_known.rb
new file mode 100644
index 000000000..8033896ec
--- /dev/null
+++ b/db/migrate/20230412143245_rename_mscharge_known.rb
@@ -0,0 +1,5 @@
+class RenameMschargeKnown < ActiveRecord::Migration[7.0]
+  def change
+    rename_column :sales_logs, :mscharge_known, :has_mscharge
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 2c00fb921..34d3ed363 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.0].define(version: 2023_03_31_094840) do
+ActiveRecord::Schema[7.0].define(version: 2023_04_12_143245) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
 
@@ -513,7 +513,7 @@ ActiveRecord::Schema[7.0].define(version: 2023_03_31_094840) do
     t.integer "hhregres"
     t.integer "hhregresstill"
     t.integer "proplen"
-    t.integer "mscharge_known"
+    t.integer "has_mscharge"
     t.decimal "mscharge", precision: 10, scale: 2
     t.integer "prevten"
     t.integer "mortgageused"
diff --git a/spec/factories/sales_log.rb b/spec/factories/sales_log.rb
index b2d6f37a5..4bea77a65 100644
--- a/spec/factories/sales_log.rb
+++ b/spec/factories/sales_log.rb
@@ -92,7 +92,7 @@ FactoryBot.define do
       mortgageused { 1 }
       wchair { 1 }
       armedforcesspouse { 5 }
-      mscharge_known { 1 }
+      has_mscharge { 1 }
       mscharge { 100 }
       mortlen { 10 }
       pcodenk { 1 }
diff --git a/spec/models/form/sales/pages/leasehold_charges_spec.rb b/spec/models/form/sales/pages/leasehold_charges_spec.rb
index d58b965c3..9eedf1830 100644
--- a/spec/models/form/sales/pages/leasehold_charges_spec.rb
+++ b/spec/models/form/sales/pages/leasehold_charges_spec.rb
@@ -12,7 +12,7 @@ RSpec.describe Form::Sales::Pages::LeaseholdCharges, type: :model do
   end
 
   it "has correct questions" do
-    expect(page.questions.map(&:id)).to eq(%w[mscharge_known mscharge])
+    expect(page.questions.map(&:id)).to eq(%w[has_mscharge mscharge])
   end
 
   it "has the correct id" do
diff --git a/spec/models/form/sales/questions/leasehold_charges_known_spec.rb b/spec/models/form/sales/questions/has_leasehold_charges_spec.rb
similarity index 77%
rename from spec/models/form/sales/questions/leasehold_charges_known_spec.rb
rename to spec/models/form/sales/questions/has_leasehold_charges_spec.rb
index b8d191d3b..895a5d3fe 100644
--- a/spec/models/form/sales/questions/leasehold_charges_known_spec.rb
+++ b/spec/models/form/sales/questions/has_leasehold_charges_spec.rb
@@ -1,6 +1,6 @@
 require "rails_helper"
 
-RSpec.describe Form::Sales::Questions::LeaseholdChargesKnown, type: :model do
+RSpec.describe Form::Sales::Questions::HasLeaseholdCharges, type: :model do
   subject(:question) { described_class.new(question_id, question_definition, page, ownershipsch: 1) }
 
   let(:question_id) { nil }
@@ -12,15 +12,15 @@ RSpec.describe Form::Sales::Questions::LeaseholdChargesKnown, type: :model do
   end
 
   it "has the correct id" do
-    expect(question.id).to eq("mscharge_known")
+    expect(question.id).to eq("has_mscharge")
   end
 
   it "has the correct header" do
-    expect(question.header).to eq("Do you know the monthly leasehold charges for the property?")
+    expect(question.header).to eq("Does the property have any monthly leasehold charges?")
   end
 
   it "has the correct check_answer_label" do
-    expect(question.check_answer_label).to eq("Monthly leasehold charges known?")
+    expect(question.check_answer_label).to eq("Does the property have any monthly leasehold charges?")
   end
 
   it "has the correct type" do
@@ -52,7 +52,7 @@ RSpec.describe Form::Sales::Questions::LeaseholdChargesKnown, type: :model do
     expect(question.hidden_in_check_answers).to eq({
       "depends_on" => [
         {
-          "mscharge_known" => 1,
+          "has_mscharge" => 1,
         },
       ],
     })
diff --git a/spec/services/imports/sales_logs_import_service_spec.rb b/spec/services/imports/sales_logs_import_service_spec.rb
index 3ab0c4a97..5862efa23 100644
--- a/spec/services/imports/sales_logs_import_service_spec.rb
+++ b/spec/services/imports/sales_logs_import_service_spec.rb
@@ -1478,6 +1478,40 @@ RSpec.describe Imports::SalesLogsImportService do
           expect(sales_log&.jointmore).to eq(3)
         end
       end
+
+      context "when mscharge is 0" do
+        let(:sales_log_id) { "shared_ownership_sales_log" }
+
+        before do
+          sales_log_xml.at_xpath("//xmlns:Q29MonthlyCharges").content = "0"
+          allow(logger).to receive(:warn).and_return(nil)
+        end
+
+        it "sets has_mscharge to no" do
+          sales_log_service.send(:create_log, sales_log_xml)
+
+          sales_log = SalesLog.find_by(old_id: sales_log_id)
+          expect(sales_log&.has_mscharge).to be(0)
+          expect(sales_log&.mscharge).to be(nil)
+        end
+      end
+
+      context "when mscharge is more than 0" do
+        let(:sales_log_id) { "shared_ownership_sales_log" }
+
+        before do
+          sales_log_xml.at_xpath("//xmlns:Q29MonthlyCharges").content = "100"
+          allow(logger).to receive(:warn).and_return(nil)
+        end
+
+        it "sets has_mscharge to yes" do
+          sales_log_service.send(:create_log, sales_log_xml)
+
+          sales_log = SalesLog.find_by(old_id: sales_log_id)
+          expect(sales_log&.has_mscharge).to be(1)
+          expect(sales_log&.mscharge).to eq(100)
+        end
+      end
     end
   end
 end