Also add london borough error message to postcode field

app/models/case_log.rb

@@ -385,7 +385,7 @@ private
 
   def get_inferred_la(postcode)
     postcode_lookup = nil
-    Timeout.timeout(5) { postcode_lookup = PIO.lookup(postcode) }
+    Timeout.timeout(5) { postcode_lookup = PIO.lookup(postcode) } rescue Timeout::Error
     if postcode_lookup && postcode_lookup.info.present?
       postcode_lookup.codes["admin_district"]
     end

app/models/validations/property_validations.rb

@@ -57,6 +57,9 @@ module Validations::PropertyValidations
   def validate_la(record)
     if record.la.present? && !LONDON_BOROUGHS.include?(record.la) && record.is_london_rent?
       record.errors.add :la, I18n.t("validations.property.la.london_rent")
+      if record.postcode_known? && record.property_postcode.present?
+        record.errors.add :property_postcode, I18n.t("validations.property.la.london_rent")
+      end
     end
 
     if record.la_known? && record.la.blank?

spec/models/validations/property_validations_spec.rb

@@ -156,6 +156,7 @@ RSpec.describe Validations::PropertyValidations do
         record.rent_type = 2
         property_validator.validate_la(record)
         expect(record.errors["la"]).to include(match(expected_error))
+        expect(record.errors["property_postcode"]).to be_empty
       end
 
       it "expects that the local authority is in London" do
@@ -164,6 +165,17 @@ RSpec.describe Validations::PropertyValidations do
         property_validator.validate_la(record)
         expect(record.errors["la"]).to be_empty
       end
+
+      context "when the la has been derived from a known postcode" do
+        it "also adds an error to the postcode field" do
+          record.la = "E07000105"
+          record.rent_type = 2
+          record.postcode_known = 1
+          record.property_postcode = "BN18 7TR"
+          property_validator.validate_la(record)
+          expect(record.errors["property_postcode"]).to include(match(expected_error))
+        end
+      end
     end
 
     context "when previous la is known" do