diff --git a/app/models/user.rb b/app/models/user.rb
index 75b5a366b..0ca6d0944 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -19,7 +19,7 @@ class User < ApplicationRecord
   validates :password, presence: { if: :password_required? }
   validates :password, length: { within: Devise.password_length, allow_blank: true }
   validates :password, confirmation: { if: :password_required? }
-  validates :phone_extension, format: { with: /\A\d+\z/, allow_blank: true, message: I18n.t("validations.numeric.format", field: "") }
+  validates :phone_extension, format: { with: /\A\d+\z/, allow_blank: true, message: I18n.t("validations.shared.numeric.format", field: "") }
 
   after_validation :send_data_protection_confirmation_reminder, if: :is_dpo_changed?
 
diff --git a/app/models/validations/shared_validations.rb b/app/models/validations/shared_validations.rb
index 74b5c42c4..1593f07eb 100644
--- a/app/models/validations/shared_validations.rb
+++ b/app/models/validations/shared_validations.rb
@@ -7,12 +7,12 @@ module Validations::SharedValidations
     main_field_label = main_label || main_field.to_s.humanize(capitalize: false)
     other_field_label = other_label || other_field.to_s.humanize(capitalize: false)
     if record[main_field] == value_other && record[other_field].blank?
-      record.errors.add main_field.to_sym, I18n.t("validations.other_field_missing", main_field_label:, other_field_label:)
-      record.errors.add other_field.to_sym, I18n.t("validations.other_field_missing", main_field_label:, other_field_label:)
+      record.errors.add main_field.to_sym, I18n.t("validations.shared.other_field_missing", main_field_label:, other_field_label:)
+      record.errors.add other_field.to_sym, I18n.t("validations.shared.other_field_missing", main_field_label:, other_field_label:)
     end
 
     if record[main_field] != value_other && record[other_field].present?
-      record.errors.add other_field.to_sym, I18n.t("validations.other_field_not_required", main_field_label:, other_field_label:)
+      record.errors.add other_field.to_sym, I18n.t("validations.shared.other_field_not_required", main_field_label:, other_field_label:)
     end
   end
 
@@ -22,7 +22,7 @@ module Validations::SharedValidations
       next if record.send("#{question.id}_before_type_cast").to_s.match?(/\A\d+(\.\d+)?\z/)
 
       field = question.check_answer_label || question.id
-      record.errors.add question.id.to_sym, I18n.t("validations.numeric.format", field:)
+      record.errors.add question.id.to_sym, I18n.t("validations.shared.numeric.format", field:)
     end
   end
 
@@ -55,12 +55,12 @@ module Validations::SharedValidations
       incorrect_accuracy = (value.to_d * 100) % (question.step * 100) != 0
 
       if question.step < 1 && incorrect_accuracy
-        record.errors.add question.id.to_sym, I18n.t("validations.numeric.nearest_hundredth", field:)
+        record.errors.add question.id.to_sym, I18n.t("validations.shared.numeric.nearest_hundredth", field:)
       elsif incorrect_accuracy || value.to_d != value.to_i    # if the user enters a value in exponent notation (eg '4e1') the to_i method does not convert this to the correct value
         field = question.check_answer_label || question.id
         case question.step
-        when 1 then record.errors.add question.id.to_sym, :not_integer, message: I18n.t("validations.numeric.whole_number", field:)
-        when 10 then record.errors.add question.id.to_sym, I18n.t("validations.numeric.nearest_ten", field:)
+        when 1 then record.errors.add question.id.to_sym, :not_integer, message: I18n.t("validations.shared.numeric.whole_number", field:)
+        when 10 then record.errors.add question.id.to_sym, I18n.t("validations.shared.numeric.nearest_ten", field:)
         end
       end
     end
@@ -69,7 +69,7 @@ module Validations::SharedValidations
   def validate_property_postcode(record)
     postcode = record.postcode_full
     if record.postcode_known? && (postcode.blank? || !postcode.match(POSTCODE_REGEXP))
-      error_message = I18n.t("validations.postcode")
+      error_message = I18n.t("validations.shared.postcode")
       record.errors.add :postcode_full, :wrong_format, message: error_message
     end
   end
@@ -142,7 +142,7 @@ module Validations::SharedValidations
 
   def date_valid?(question, record)
     if record[question].is_a?(ActiveSupport::TimeWithZone) && record[question].year.zero?
-      record.errors.add question, I18n.t("validations.date.invalid_date")
+      record.errors.add question, I18n.t("validations.shared.date.invalid_date")
       false
     else
       true
@@ -153,7 +153,7 @@ module Validations::SharedValidations
     return if record.skip_dpo_validation
 
     if record.owning_organisation_id_changed? && record.owning_organisation.present? && !record.owning_organisation.data_protection_confirmed?
-      record.errors.add :owning_organisation_id, I18n.t("validations.setup.owning_organisation.data_sharing_agreement_not_signed")
+      record.errors.add :owning_organisation_id, I18n.t("validations.shared.setup.owning_organisation.data_sharing_agreement_not_signed")
     end
   end
 
@@ -169,9 +169,9 @@ private
     max = [question.prefix, number_with_delimiter(question.max, delimiter: ","), question.suffix].join("") if question.max
 
     if min && max
-      record.errors.add question.id.to_sym, :outside_the_range, message: I18n.t("validations.numeric.within_range", field:, min:, max:)
+      record.errors.add question.id.to_sym, :outside_the_range, message: I18n.t("validations.shared.numeric.within_range", field:, min:, max:)
     elsif min
-      record.errors.add question.id.to_sym, :under_min, message: I18n.t("validations.numeric.above_min", field:, min:)
+      record.errors.add question.id.to_sym, :under_min, message: I18n.t("validations.shared.numeric.above_min", field:, min:)
     end
   end
 end
diff --git a/app/services/bulk_upload/sales/year2024/row_parser.rb b/app/services/bulk_upload/sales/year2024/row_parser.rb
index 7b72eef5c..c22d81964 100644
--- a/app/services/bulk_upload/sales/year2024/row_parser.rb
+++ b/app/services/bulk_upload/sales/year2024/row_parser.rb
@@ -369,7 +369,7 @@ class BulkUpload::Sales::Year2024::RowParser
 
   validates :field_116,
             numericality: {
-              message: I18n.t("validations.numeric.within_range", field: "Percentage discount", min: "0%", max: "70%"),
+              message: I18n.t("validations.shared.numeric.within_range", field: "Percentage discount", min: "0%", max: "70%"),
               greater_than_or_equal_to: 0,
               less_than_or_equal_to: 70,
               if: :discounted_ownership?,
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 08706530a..05dda8f7b 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -234,7 +234,7 @@ en:
     scheme_deleted: "%{service_name} has been deleted."
     user_deleted: "%{name} has been deleted."
     organisation_deleted: "%{name} has been deleted."
-    user_updated: 
+    user_updated:
       self: "Your account details have been updated."
       other: "%{name}’s details have been updated."
 
@@ -257,19 +257,7 @@ en:
     invalid_number: "Enter a number for %{question}"
     no_address_found: "We could not find this address. Check the address data in your CSV file is correct and complete, or select the correct address using the CORE site."
 
-    other_field_missing: "If %{main_field_label} is other then %{other_field_label} must be provided."
-    other_field_not_required: "%{other_field_label} must not be provided if %{main_field_label} was not other."
-    numeric:
-      within_range: "%{field} must be between %{min} and %{max}."
-      above_min: "%{field} must be at least %{min}."
-      whole_number: "%{field} must be a whole number."
-      nearest_ten: "%{field} must be given to the nearest ten."
-      nearest_hundredth: "%{field} must be given to the nearest hundredth."
-      normal_format: "Enter a number."
-      format: "%{field} must be a number."
-
     date:
-      invalid_date: "Enter a date in the correct format, for example 31 1 2024."
       outside_collection_window: "Enter a date within the %{year_combo} collection year, which is between 1st April %{start_year} and 31st March %{end_year}."
     postcode: "Enter a postcode in the correct format, for example AA1 1AA."
     location_admin_district: "Select a local authority."
diff --git a/config/locales/validations/shared.en.yml b/config/locales/validations/shared.en.yml
new file mode 100644
index 000000000..97a3eb2b8
--- /dev/null
+++ b/config/locales/validations/shared.en.yml
@@ -0,0 +1,27 @@
+en:
+  validations:
+    shared:
+      other_field_missing: "If %{main_field_label} is other then %{other_field_label} must be provided."
+      other_field_not_required: "%{other_field_label} must not be provided if %{main_field_label} was not other."
+
+      numeric:
+        within_range: "%{field} must be between %{min} and %{max}."
+        above_min: "%{field} must be at least %{min}."
+        whole_number: "%{field} must be a whole number."
+        nearest_ten: "%{field} must be given to the nearest ten."
+        nearest_hundredth: "%{field} must be given to the nearest hundredth."
+        normal_format: "Enter a number."
+        format: "%{field} must be a number."
+
+      postcode: "Enter a postcode in the correct format, for example AA1 1AA."
+
+      date:
+        invalid_date: "Enter a date in the correct format, for example 31 1 2024."
+
+      setup:
+        owning_organisation:
+          data_sharing_agreement_not_signed: "The organisation must accept the Data Sharing Agreement before it can be selected as the owning organisation."
+
+
+
+
diff --git a/lib/tasks/generate_lettings_documentation.rake b/lib/tasks/generate_lettings_documentation.rake
index 8b11e3ff5..3dc8e71b4 100644
--- a/lib/tasks/generate_lettings_documentation.rake
+++ b/lib/tasks/generate_lettings_documentation.rake
@@ -60,13 +60,13 @@ namespace :generate_lettings_documentation do
       min = [question.prefix, question.min].join("") if question.min
       max = [question.prefix, question.max].join("") if question.max
 
-      error_message = I18n.t("validations.numeric.above_min", field:, min:)
+      error_message = I18n.t("validations.shared.numeric.above_min", field:, min:)
       validation_name = "minimum"
       validation_description = "Field value is lower than the minimum value"
 
       if min && max
         validation_name = "range"
-        error_message = I18n.t("validations.numeric.within_range", field:, min:, max:)
+        error_message = I18n.t("validations.shared.numeric.within_range", field:, min:, max:)
         validation_description = "Field value is lower than the minimum value or higher than the maximum value"
       end
 
diff --git a/lib/tasks/generate_sales_documentation.rake b/lib/tasks/generate_sales_documentation.rake
index 62272f6f8..c595c4f18 100644
--- a/lib/tasks/generate_sales_documentation.rake
+++ b/lib/tasks/generate_sales_documentation.rake
@@ -59,13 +59,13 @@ namespace :generate_sales_documentation do
       min = [question.prefix, question.min].join("") if question.min
       max = [question.prefix, question.max].join("") if question.max
 
-      error_message = I18n.t("validations.numeric.above_min", field:, min:)
+      error_message = I18n.t("validations.shared.numeric.above_min", field:, min:)
       validation_name = "minimum"
       validation_description = "Field value is lower than the minimum value"
 
       if min && max
         validation_name = "range"
-        error_message = I18n.t("validations.numeric.within_range", field:, min:, max:)
+        error_message = I18n.t("validations.shared.numeric.within_range", field:, min:, max:)
         validation_description = "Field value is lower than the minimum value or higher than the maximum value"
       end
 
diff --git a/spec/models/validations/date_validations_spec.rb b/spec/models/validations/date_validations_spec.rb
index 59be2537e..9e79f6189 100644
--- a/spec/models/validations/date_validations_spec.rb
+++ b/spec/models/validations/date_validations_spec.rb
@@ -12,7 +12,7 @@ RSpec.describe Validations::DateValidations do
     it "must be a valid date" do
       record.startdate = Time.zone.local(0, 7, 1)
       date_validator.validate_startdate(record)
-      expect(record.errors["startdate"]).to include(match I18n.t("validations.date.invalid_date"))
+      expect(record.errors["startdate"]).to include(match I18n.t("validations.shared.date.invalid_date"))
     end
 
     it "does not raise an error when valid" do
diff --git a/spec/models/validations/shared_validations_spec.rb b/spec/models/validations/shared_validations_spec.rb
index b4d7fb0b8..53efc6675 100644
--- a/spec/models/validations/shared_validations_spec.rb
+++ b/spec/models/validations/shared_validations_spec.rb
@@ -18,42 +18,42 @@ RSpec.describe Validations::SharedValidations do
         lettings_log.age1 = "random"
         shared_validator.validate_numeric_min_max(lettings_log)
         expect(lettings_log.errors["age1"])
-          .to include(match I18n.t("validations.numeric.within_range", field: "Lead tenant’s age", min: 16, max: 120))
+          .to include(match I18n.t("validations.shared.numeric.within_range", field: "Lead tenant’s age", min: 16, max: 120))
       end
 
       it "validates that other household member ages are a number" do
         lettings_log.age2 = "random"
         shared_validator.validate_numeric_min_max(lettings_log)
         expect(lettings_log.errors["age2"])
-          .to include(match I18n.t("validations.numeric.within_range", field: "Person 2’s age", min: 1, max: 120))
+          .to include(match I18n.t("validations.shared.numeric.within_range", field: "Person 2’s age", min: 1, max: 120))
       end
 
       it "validates that person 1's age is greater than 16" do
         lettings_log.age1 = 15
         shared_validator.validate_numeric_min_max(lettings_log)
         expect(lettings_log.errors["age1"])
-          .to include(match I18n.t("validations.numeric.within_range", field: "Lead tenant’s age", min: 16, max: 120))
+          .to include(match I18n.t("validations.shared.numeric.within_range", field: "Lead tenant’s age", min: 16, max: 120))
       end
 
       it "validates that other household member ages are greater than 1" do
         lettings_log.age2 = 0
         shared_validator.validate_numeric_min_max(lettings_log)
         expect(lettings_log.errors["age2"])
-          .to include(match I18n.t("validations.numeric.within_range", field: "Person 2’s age", min: 1, max: 120))
+          .to include(match I18n.t("validations.shared.numeric.within_range", field: "Person 2’s age", min: 1, max: 120))
       end
 
       it "validates that person 1's age is less than 121" do
         lettings_log.age1 = 121
         shared_validator.validate_numeric_min_max(lettings_log)
         expect(lettings_log.errors["age1"])
-          .to include(match I18n.t("validations.numeric.within_range", field: "Lead tenant’s age", min: 16, max: 120))
+          .to include(match I18n.t("validations.shared.numeric.within_range", field: "Lead tenant’s age", min: 16, max: 120))
       end
 
       it "validates that other household member ages are greater than 121" do
         lettings_log.age2 = 123
         shared_validator.validate_numeric_min_max(lettings_log)
         expect(lettings_log.errors["age2"])
-          .to include(match I18n.t("validations.numeric.within_range", field: "Person 2’s age", min: 1, max: 120))
+          .to include(match I18n.t("validations.shared.numeric.within_range", field: "Person 2’s age", min: 1, max: 120))
       end
 
       it "validates that person 1's age is between 16 and 120" do
@@ -91,7 +91,7 @@ RSpec.describe Validations::SharedValidations do
       sales_log.savings = -10
       sales_log.jointpur = 1
       shared_validator.validate_numeric_min_max(sales_log)
-      expect(sales_log.errors["savings"]).to include(match I18n.t("validations.numeric.above_min", field: "Buyers’ total savings before any deposit paid", min: "£0"))
+      expect(sales_log.errors["savings"]).to include(match I18n.t("validations.shared.numeric.above_min", field: "Buyers’ total savings before any deposit paid", min: "£0"))
     end
 
     context "when validating percent" do
@@ -101,7 +101,7 @@ RSpec.describe Validations::SharedValidations do
         sales_log.stairbought = 150
         shared_validator.validate_numeric_min_max(sales_log)
         expect(sales_log.errors["stairbought"])
-          .to include(match I18n.t("validations.numeric.within_range", field: "Percentage bought in this staircasing transaction", min: "0%", max: "100%"))
+          .to include(match I18n.t("validations.shared.numeric.within_range", field: "Percentage bought in this staircasing transaction", min: "0%", max: "100%"))
       end
     end
 
@@ -110,7 +110,7 @@ RSpec.describe Validations::SharedValidations do
         sales_log.income1 = -5
         shared_validator.validate_numeric_min_max(sales_log)
         expect(sales_log.errors["income1"])
-          .to include(match I18n.t("validations.numeric.within_range", field: "Buyer 1’s gross annual income", min: "£0", max: "£999,999"))
+          .to include(match I18n.t("validations.shared.numeric.within_range", field: "Buyer 1’s gross annual income", min: "£0", max: "£999,999"))
       end
     end
   end
@@ -120,13 +120,13 @@ RSpec.describe Validations::SharedValidations do
       it "adds an error if input is a decimal" do
         sales_log.income1 = 30_000.5
         shared_validator.validate_numeric_step(sales_log)
-        expect(sales_log.errors[:income1]).to include I18n.t("validations.numeric.whole_number", field: "Buyer 1’s gross annual income")
+        expect(sales_log.errors[:income1]).to include I18n.t("validations.shared.numeric.whole_number", field: "Buyer 1’s gross annual income")
       end
 
       it "adds an error if the user attempts to input a number in exponent format" do
         sales_log.income1 = "3e5"
         shared_validator.validate_numeric_step(sales_log)
-        expect(sales_log.errors[:income1]).to include I18n.t("validations.numeric.whole_number", field: "Buyer 1’s gross annual income")
+        expect(sales_log.errors[:income1]).to include I18n.t("validations.shared.numeric.whole_number", field: "Buyer 1’s gross annual income")
       end
 
       it "does not add an error if input is an integer" do
@@ -141,14 +141,14 @@ RSpec.describe Validations::SharedValidations do
         sales_log.savings = 30_005
         sales_log.jointpur = 1
         shared_validator.validate_numeric_step(sales_log)
-        expect(sales_log.errors[:savings]).to include I18n.t("validations.numeric.nearest_ten", field: "Buyers’ total savings before any deposit paid")
+        expect(sales_log.errors[:savings]).to include I18n.t("validations.shared.numeric.nearest_ten", field: "Buyers’ total savings before any deposit paid")
       end
 
       it "adds an error if the user attempts to input a number in exponent format" do
         sales_log.savings = "3e5"
         sales_log.jointpur = 1
         shared_validator.validate_numeric_step(sales_log)
-        expect(sales_log.errors[:savings]).to include I18n.t("validations.numeric.nearest_ten", field: "Buyers’ total savings before any deposit paid")
+        expect(sales_log.errors[:savings]).to include I18n.t("validations.shared.numeric.nearest_ten", field: "Buyers’ total savings before any deposit paid")
       end
 
       it "does not add an error if input is a multiple of ten" do
@@ -162,7 +162,7 @@ RSpec.describe Validations::SharedValidations do
       it "adds an error if input has more than 2 decimal places" do
         sales_log.mscharge = 30.7418
         shared_validator.validate_numeric_step(sales_log)
-        expect(sales_log.errors[:mscharge]).to include I18n.t("validations.numeric.nearest_hundredth", field: "Monthly leasehold charges")
+        expect(sales_log.errors[:mscharge]).to include I18n.t("validations.shared.numeric.nearest_hundredth", field: "Monthly leasehold charges")
       end
 
       it "does not add an error if the user attempts to input a number in exponent format" do
@@ -220,13 +220,13 @@ RSpec.describe Validations::SharedValidations do
     it "does not allow letters" do
       sales_log.income1 = "abc"
       shared_validator.validate_numeric_input(sales_log)
-      expect(sales_log.errors[:income1]).to include I18n.t("validations.numeric.format", field: "Buyer 1’s gross annual income")
+      expect(sales_log.errors[:income1]).to include I18n.t("validations.shared.numeric.format", field: "Buyer 1’s gross annual income")
     end
 
     it "does not allow special characters" do
       sales_log.income1 = "3%5"
       shared_validator.validate_numeric_input(sales_log)
-      expect(sales_log.errors[:income1]).to include I18n.t("validations.numeric.format", field: "Buyer 1’s gross annual income")
+      expect(sales_log.errors[:income1]).to include I18n.t("validations.shared.numeric.format", field: "Buyer 1’s gross annual income")
     end
 
     it "allows a digit" do
@@ -244,7 +244,7 @@ RSpec.describe Validations::SharedValidations do
     it "does not allow decimal point in a wrong format" do
       sales_log.income1 = "300.09.78"
       shared_validator.validate_numeric_input(sales_log)
-      expect(sales_log.errors[:income1]).to include I18n.t("validations.numeric.format", field: "Buyer 1’s gross annual income")
+      expect(sales_log.errors[:income1]).to include I18n.t("validations.shared.numeric.format", field: "Buyer 1’s gross annual income")
     end
   end
 end
diff --git a/spec/models/validations/tenancy_validations_spec.rb b/spec/models/validations/tenancy_validations_spec.rb
index a41752616..90a6a1597 100644
--- a/spec/models/validations/tenancy_validations_spec.rb
+++ b/spec/models/validations/tenancy_validations_spec.rb
@@ -277,7 +277,7 @@ RSpec.describe Validations::TenancyValidations do
 
   describe "tenancy type validations" do
     let(:record) { FactoryBot.build(:lettings_log, :setup_completed) }
-    let(:field) { "validations.other_field_missing" }
+    let(:field) { "validations.shared.other_field_missing" }
     let(:main_field_label) { "tenancy type" }
     let(:other_field) { "tenancyother" }
     let(:other_field_label) { "other tenancy type" }
@@ -300,7 +300,7 @@ RSpec.describe Validations::TenancyValidations do
     end
 
     context "when tenancy type is not other" do
-      let(:field) { "validations.other_field_not_required" }
+      let(:field) { "validations.shared.other_field_not_required" }
 
       it "validates that other tenancy type is not provided" do
         record.tenancy = 2
diff --git a/spec/requests/lettings_logs_controller_spec.rb b/spec/requests/lettings_logs_controller_spec.rb
index 308b90c1e..3d2c27400 100644
--- a/spec/requests/lettings_logs_controller_spec.rb
+++ b/spec/requests/lettings_logs_controller_spec.rb
@@ -82,7 +82,7 @@ RSpec.describe LettingsLogsController, type: :request do
         it "validates lettings log parameters" do
           json_response = JSON.parse(response.body)
           expect(response).to have_http_status(:unprocessable_entity)
-          expect(json_response["errors"]).to match_array([["offered", [I18n.t("validations.numeric.within_range", field: "Times previously offered since becoming available", min: 0, max: 20)]], ["age1", [I18n.t("validations.numeric.within_range", field: "Lead tenant’s age", min: 16, max: 120)]]])
+          expect(json_response["errors"]).to match_array([["offered", [I18n.t("validations.shared.numeric.within_range", field: "Times previously offered since becoming available", min: 0, max: 20)]], ["age1", [I18n.t("validations.shared.numeric.within_range", field: "Lead tenant’s age", min: 16, max: 120)]]])
         end
       end