diff --git a/app/models/validations/sales/sale_information_validations.rb b/app/models/validations/sales/sale_information_validations.rb
index bdbecd3cf..6997b1bcc 100644
--- a/app/models/validations/sales/sale_information_validations.rb
+++ b/app/models/validations/sales/sale_information_validations.rb
@@ -20,11 +20,11 @@ module Validations::Sales::SaleInformationValidations
 
     case record.type
     when 18
-      record.errors.add :type, "Social HomeBuy buyers should not have lived here before"
-      record.errors.add :proplen, "Social HomeBuy or Rent to Buy buyers should not have lived here before"
+      record.errors.add :type, I18n.t("validations.sale_information.proplen.social_homebuy")
+      record.errors.add :proplen, I18n.t("validations.sale_information.proplen.social_homebuy")
     when 28, 29
-      record.errors.add :type, "Rent to Buy buyers should not have lived here before"
-      record.errors.add :proplen, "Rent to Buy buyers should not have lived here before"
+      record.errors.add :type, I18n.t("validations.sale_information.proplen.rent_to_buy")
+      record.errors.add :proplen, I18n.t("validations.sale_information.proplen.rent_to_buy")
     end
   end
 end
diff --git a/config/locales/en.yml b/config/locales/en.yml
index fbfd0c8e0..beb54d679 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -300,7 +300,7 @@ en:
         child_over_20: "Answer cannot be 20 or over as the relationship is ‘child’"
         not_student_16_19: "Answer cannot be between 16 and 19 as person %{person_num} is a child of the lead tenant but is not a full-time student"
         student_16_19:
-          cannot_be_16_19: 
+          cannot_be_16_19:
             student_not_child: "Person cannot be aged 16-19 if they are a student but don't have relationship ‘child’"
             child_not_student: "Person cannot be aged 16-19 if they have relationship ‘child’ but are not a student"
           must_be_16_19: "Person must be aged 16-19 if they are a student and have relationship ‘child’"
@@ -312,8 +312,8 @@ en:
         child_under_16: "Person’s %{person_num} working situation must be ’child under 16‘ as you told us they’re under 16"
         child_over_16: "Answer cannot be ‘child under 16’ as you told us the person %{person_num} is older than 16"
         not_student_16_19: "Person’s %{person_num} working situation must be full-time student or prefers not to say as you told us they’re between 16 and 19."
-        student_16_19: 
-          cannot_be_student: 
+        student_16_19:
+          cannot_be_student:
             child_not_16_19: "Person cannot be a student if they are not aged 16-19 but have relationship ‘child’"
             16_19_not_child: "Person cannot be a student if they are aged 16-19 but don‘t have relationship ‘child’"
           must_be_student: "Person must be a student if they are aged 16-19 and have relationship ‘child’"
@@ -325,8 +325,8 @@ en:
         child_over_20: "Answer cannot be ‘child’ if the person's age is 20 or over"
         one_partner: "Number of partners cannot be greater than 1"
         not_student_16_19: "Answer cannot be ‘child’ as you told us the person %{person_num} is between 16 and 19 and is not a full-time student"
-        student_16_19: 
-          cannot_be_child: 
+        student_16_19:
+          cannot_be_child:
             student_not_16_19: "Answer cannot be ‘child’ if the person is a student but not aged 16-19"
             16_19_not_student:  "Answer cannot be ‘child’ if the person is aged 16-19 but not a student"
           must_be_child: "Answer must be ‘child’ if the person is aged 16-19 and a student"
@@ -367,6 +367,10 @@ en:
         not_internal_transfer: "Answer cannot be ‘permanently decanted from another property owned by this landlord’ as you told us the source of referral for this tenancy was not an internal transfer"
       condition_effects:
         no_choices: "You cannot answer this question as you told us nobody in the household has a physical or mental health condition (or other illness) expected to last 12 months or more"
+    sale_information:
+      proplen:
+        social_homebuy: "Social HomeBuy buyers should not have lived here before"
+        rent_to_buy: "Rent to Buy buyers should not have lived here before"
 
     tenancy:
       length:
diff --git a/spec/models/validations/sales/sale_information_validations_spec.rb b/spec/models/validations/sales/sale_information_validations_spec.rb
index b51a1348c..27df6a188 100644
--- a/spec/models/validations/sales/sale_information_validations_spec.rb
+++ b/spec/models/validations/sales/sale_information_validations_spec.rb
@@ -146,7 +146,8 @@ RSpec.describe Validations::Sales::SaleInformationValidations do
       it "adds an error" do
         sale_information_validator.validate_years_living_in_property_before_purchase(record)
 
-        expect(record.errors).to be_present
+        expect(record.errors[:type]).to include(I18n.t("validations.sale_information.proplen.rent_to_buy"))
+        expect(record.errors[:proplen]).to include(I18n.t("validations.sale_information.proplen.rent_to_buy"))
       end
     end
 
@@ -156,7 +157,8 @@ RSpec.describe Validations::Sales::SaleInformationValidations do
       it "adds an error" do
         sale_information_validator.validate_years_living_in_property_before_purchase(record)
 
-        expect(record.errors).to be_present
+        expect(record.errors[:type]).to include(I18n.t("validations.sale_information.proplen.social_homebuy"))
+        expect(record.errors[:proplen]).to include(I18n.t("validations.sale_information.proplen.social_homebuy"))
       end
     end
   end