diff --git a/app/models/lettings_log.rb b/app/models/lettings_log.rb
index 5dc998bbb..88bc5a43e 100644
--- a/app/models/lettings_log.rb
+++ b/app/models/lettings_log.rb
@@ -62,7 +62,7 @@ class LettingsLog < Log
       .or(filter_by_tenant_code(param))
       .or(filter_by_propcode(param))
       .or(filter_by_postcode(param))
-      .or(filter_by_id(param))
+      .or(filter_by_id(param.gsub(/log/i, "")))
   }
   scope :after_date, ->(date) { where("lettings_logs.startdate >= ?", date) }
   scope :before_date, ->(date) { where("lettings_logs.startdate < ?", date) }
diff --git a/app/models/sales_log.rb b/app/models/sales_log.rb
index b17956b3a..c22575aa5 100644
--- a/app/models/sales_log.rb
+++ b/app/models/sales_log.rb
@@ -47,7 +47,7 @@ class SalesLog < Log
   scope :search_by, lambda { |param|
     filter_by_purchaser_code(param)
       .or(filter_by_postcode(param))
-      .or(filter_by_id(param))
+      .or(filter_by_id(param.gsub(/log/i, "")))
   }
   scope :age1_answered, -> { where.not(age1: nil).or(where(age1_known: [1, 2])) }
   scope :duplicate_logs, lambda { |log|
diff --git a/spec/models/lettings_log_spec.rb b/spec/models/lettings_log_spec.rb
index f27a7f7e5..225a25952 100644
--- a/spec/models/lettings_log_spec.rb
+++ b/spec/models/lettings_log_spec.rb
@@ -2828,6 +2828,18 @@ RSpec.describe LettingsLog do
           expect(result.first.id).to eq lettings_log_to_search.id
         end
 
+        it "allows searching by id including the word log" do
+          result = described_class.search_by("log#{lettings_log_to_search.id}")
+          expect(result.count).to eq(1)
+          expect(result.first.id).to eq lettings_log_to_search.id
+        end
+
+        it "allows searching by id including the capitalised word Log" do
+          result = described_class.search_by("Log#{lettings_log_to_search.id}")
+          expect(result.count).to eq(1)
+          expect(result.first.id).to eq lettings_log_to_search.id
+        end
+
         context "when lettings log is supported housing" do
           let(:location) { create(:location, postcode: "W6 0ST") }
 
diff --git a/spec/models/sales_log_spec.rb b/spec/models/sales_log_spec.rb
index 1ad889e84..18b5dc5e8 100644
--- a/spec/models/sales_log_spec.rb
+++ b/spec/models/sales_log_spec.rb
@@ -162,6 +162,50 @@ RSpec.describe SalesLog, type: :model do
     end
   end
 
+  describe "#search_by" do
+    let!(:sales_log_to_search) { create(:sales_log, :completed) }
+
+    it "allows searching using ID" do
+      result = described_class.search_by(sales_log_to_search.id.to_s)
+      expect(result.count).to eq(1)
+      expect(result.first.id).to eq sales_log_to_search.id
+    end
+
+    it "allows searching using purchaser code" do
+      result = described_class.search_by(sales_log_to_search.purchaser_code)
+      expect(result.count).to eq(1)
+      expect(result.first.id).to eq sales_log_to_search.id
+    end
+
+    it "allows searching by a Property Postcode" do
+      result = described_class.search_by(sales_log_to_search.postcode_full)
+      expect(result.count).to eq(1)
+      expect(result.first.id).to eq sales_log_to_search.id
+    end
+
+    it "allows searching by id including the word log" do
+      result = described_class.search_by("log#{sales_log_to_search.id}")
+      expect(result.count).to eq(1)
+      expect(result.first.id).to eq sales_log_to_search.id
+    end
+
+    it "allows searching by id including the capitalised word Log" do
+      result = described_class.search_by("Log#{sales_log_to_search.id}")
+      expect(result.count).to eq(1)
+      expect(result.first.id).to eq sales_log_to_search.id
+    end
+
+    context "when postcode has spaces and lower case letters" do
+      let(:matching_postcode_lower_case_with_spaces) { sales_log_to_search.postcode_full.downcase.chars.insert(3, " ").join }
+
+      it "allows searching by a Property Postcode" do
+        result = described_class.search_by(matching_postcode_lower_case_with_spaces)
+        expect(result.count).to eq(1)
+        expect(result.first.id).to eq sales_log_to_search.id
+      end
+    end
+  end
+
   context "when filtering by year or nil" do
     before do
       Timecop.freeze(Time.utc(2021, 5, 3))