diff --git a/spec/models/form/lettings/questions/declaration_spec.rb b/spec/models/form/lettings/questions/declaration_spec.rb
index 23e9dc732..ea1e10402 100644
--- a/spec/models/form/lettings/questions/declaration_spec.rb
+++ b/spec/models/form/lettings/questions/declaration_spec.rb
@@ -50,7 +50,7 @@ RSpec.describe Form::Lettings::Questions::Declaration, type: :model do
 
     it "has the correct answer_options" do
       expect(question.answer_options).to eq({
-        "declaration" => { "value" => "The tenant has seen the MHCLG privacy notice." },
+        "declaration" => { "value" => "The tenant has seen the MHCLG privacy notice" },
       })
     end
 
diff --git a/spec/models/form/sales/questions/privacy_notice_spec.rb b/spec/models/form/sales/questions/privacy_notice_spec.rb
index bd39ba44c..9242804ae 100644
--- a/spec/models/form/sales/questions/privacy_notice_spec.rb
+++ b/spec/models/form/sales/questions/privacy_notice_spec.rb
@@ -91,7 +91,7 @@ RSpec.describe Form::Sales::Questions::PrivacyNotice, type: :model do
     context "and there is a single buyer" do
       it "has the correct answer_options" do
         expect(question.answer_options).to eq({
-          "privacynotice" => { "value" => "The buyer has seen or been given access to the MHCLG privacy notice." },
+          "privacynotice" => { "value" => "The buyer has seen or been given access to the MHCLG privacy notice" },
         })
       end
 
@@ -109,7 +109,7 @@ RSpec.describe Form::Sales::Questions::PrivacyNotice, type: :model do
 
       it "has the correct answer_options" do
         expect(question.answer_options).to eq({
-          "privacynotice" => { "value" => "The buyers have seen or been given access to the MHCLG privacy notice." },
+          "privacynotice" => { "value" => "The buyers have seen or been given access to the MHCLG privacy notice" },
         })
       end
 
diff --git a/spec/models/location_deactivation_period_spec.rb b/spec/models/location_deactivation_period_spec.rb
index 66268f8b4..6157b893b 100644
--- a/spec/models/location_deactivation_period_spec.rb
+++ b/spec/models/location_deactivation_period_spec.rb
@@ -23,7 +23,7 @@ RSpec.describe LocationDeactivationPeriod do
           record.deactivation_date = current_collection_start_date - 1.year
           location.location_deactivation_periods.clear
           validator.validate(record)
-          expect(record.errors[:deactivation_date]).to include "The date must be on or after the 1 April 2023"
+          expect(record.errors[:deactivation_date]).to include "The date must be on or after the 1 April 2023."
         end
       end
 
@@ -47,7 +47,7 @@ RSpec.describe LocationDeactivationPeriod do
           record.deactivation_date = previous_collection_start_date - 2.years
           location.location_deactivation_periods.clear
           validator.validate(record)
-          expect(record.errors[:deactivation_date]).to include "The date must be on or after the 1 April 2022"
+          expect(record.errors[:deactivation_date]).to include "The date must be on or after the 1 April 2022."
         end
       end
 
diff --git a/spec/models/notification_spec.rb b/spec/models/notification_spec.rb
index 86c02476f..b873affbd 100644
--- a/spec/models/notification_spec.rb
+++ b/spec/models/notification_spec.rb
@@ -9,7 +9,7 @@ RSpec.describe Notification, type: :model do
         it "adds an error to page_content" do
           notification.valid?
 
-          expect(notification.errors[:page_content]).to include("Enter the page content")
+          expect(notification.errors[:page_content]).to include("Enter the page content.")
         end
       end
 
@@ -19,7 +19,7 @@ RSpec.describe Notification, type: :model do
         it "adds an error to link_text" do
           notification.valid?
 
-          expect(notification.errors[:link_text]).to include("Enter the link text")
+          expect(notification.errors[:link_text]).to include("Enter the link text.")
         end
       end
     end
diff --git a/spec/models/validations/sales/sale_information_validations_spec.rb b/spec/models/validations/sales/sale_information_validations_spec.rb
index 7fc471b58..945d1b25b 100644
--- a/spec/models/validations/sales/sale_information_validations_spec.rb
+++ b/spec/models/validations/sales/sale_information_validations_spec.rb
@@ -671,7 +671,7 @@ RSpec.describe Validations::Sales::SaleInformationValidations do
       it "adds an error" do
         sale_information_validator.validate_grant_amount(record)
 
-        expect(record.errors[:grant]).to include("Loan, grants or subsidies must be between £9,000 and £16,000")
+        expect(record.errors[:grant]).to include("Loan, grants or subsidies must be between £9,000 and £16,000.")
       end
     end
 
@@ -681,7 +681,7 @@ RSpec.describe Validations::Sales::SaleInformationValidations do
       it "adds an error" do
         sale_information_validator.validate_grant_amount(record)
 
-        expect(record.errors[:grant]).to include("Loan, grants or subsidies must be between £9,000 and £16,000")
+        expect(record.errors[:grant]).to include("Loan, grants or subsidies must be between £9,000 and £16,000.")
       end
     end
 
diff --git a/spec/models/validations/setup_validations_spec.rb b/spec/models/validations/setup_validations_spec.rb
index dca334819..f39b71328 100644
--- a/spec/models/validations/setup_validations_spec.rb
+++ b/spec/models/validations/setup_validations_spec.rb
@@ -157,7 +157,7 @@ RSpec.describe Validations::SetupValidations do
           record.startdate = Time.zone.local(2024, 4, 1)
           setup_validator.validate_startdate_setup(record)
           expect(record.errors["startdate"].length).to be >= 2
-          expect(record.errors["startdate"][0]).to eq("Enter a date within the 23/24 collection year, which is between 1st April 2023 and 31st March 2024")
+          expect(record.errors["startdate"][0]).to eq("Enter a date within the 23/24 collection year, which is between 1st April 2023 and 31st March 2024.")
           expect(record.errors["startdate"][1]).to eq(I18n.t("validations.setup.startdate.later_than_14_days_after"))
         end
       end
diff --git a/spec/models/validations/shared_validations_spec.rb b/spec/models/validations/shared_validations_spec.rb
index fb389d175..b4d7fb0b8 100644
--- a/spec/models/validations/shared_validations_spec.rb
+++ b/spec/models/validations/shared_validations_spec.rb
@@ -75,14 +75,14 @@ RSpec.describe Validations::SharedValidations do
           sales_log.details_known_2 = 1
           sales_log.age2 = 130
           shared_validator.validate_numeric_min_max(sales_log)
-          expect(sales_log.errors["age2"].first).to eq("Person 2’s age must be between 0 and 110")
+          expect(sales_log.errors["age2"].first).to eq("Person 2’s age must be between 0 and 110.")
         end
 
         it "validates that buyer 2's age is between 0 and 110 for joint purchase" do
           sales_log.jointpur = 1
           sales_log.age2 = 130
           shared_validator.validate_numeric_min_max(sales_log)
-          expect(sales_log.errors["age2"].first).to eq("Buyer 2’s age must be between 16 and 110")
+          expect(sales_log.errors["age2"].first).to eq("Buyer 2’s age must be between 16 and 110.")
         end
       end
     end