diff --git a/README.md b/README.md
index 1bd26d9f9e..823c31e741 100644
--- a/README.md
+++ b/README.md
@@ -346,3 +346,4 @@ the user IP address as part of the payload data sent to Application Insights in
 [`lib/application_insights`](lib/application_insights). See
 [`config/initializers/application_insights.rb`](config/initializers/application_insights.rb)
 for how to mixin this code to your Rails application.
+
diff --git a/app/forms/claim_submission_base_form.rb b/app/forms/claim_submission_base_form.rb
index b3e69378ac..f57862ccb9 100644
--- a/app/forms/claim_submission_base_form.rb
+++ b/app/forms/claim_submission_base_form.rb
@@ -38,6 +38,8 @@ def build_claim
 
     claim.eligibility = main_eligibility
 
+    claim.started_at = journey_session.created_at
+
     answers.attributes.each do |name, value|
       if claim.respond_to?(:"#{name}=")
         claim.public_send(:"#{name}=", value)
diff --git a/app/helpers/admin/claims_helper.rb b/app/helpers/admin/claims_helper.rb
index 8c099e60ce..d01366f027 100644
--- a/app/helpers/admin/claims_helper.rb
+++ b/app/helpers/admin/claims_helper.rb
@@ -54,7 +54,7 @@ def admin_student_loan_details(claim)
 
     def admin_submission_details(claim)
       [
-        [translate("admin.started_at"), l(claim.created_at)],
+        [translate("admin.started_at"), l(claim.started_at)],
         [translate("admin.submitted_at"), l(claim.submitted_at)],
         [translate("admin.decision_deadline"), l(claim.decision_deadline_date)],
         [translate("admin.decision_overdue"), decision_deadline_warning(claim)]
diff --git a/app/models/claim.rb b/app/models/claim.rb
index 14f8ad26d4..60341ff0f0 100644
--- a/app/models/claim.rb
+++ b/app/models/claim.rb
@@ -91,7 +91,8 @@ class Claim < ApplicationRecord
     onelogin_idv_date_of_birth: true,
     paye_reference: true,
     practitioner_email_address: true,
-    provider_contact_name: true
+    provider_contact_name: true,
+    started_at: false
   }.freeze
   DECISION_DEADLINE = 12.weeks
   DECISION_DEADLINE_WARNING_POINT = 2.weeks
diff --git a/config/analytics.yml b/config/analytics.yml
index d02699e757..4bbf3bdde0 100644
--- a/config/analytics.yml
+++ b/config/analytics.yml
@@ -78,6 +78,7 @@ shared:
     - logged_in_with_onelogin
     - onelogin_auth_at
     - onelogin_idv_at
+    - started_at
   :decisions:
     - id
     - result
diff --git a/db/migrate/20240924091408_add_started_at_to_claims.rb b/db/migrate/20240924091408_add_started_at_to_claims.rb
new file mode 100644
index 0000000000..c76aa91cf2
--- /dev/null
+++ b/db/migrate/20240924091408_add_started_at_to_claims.rb
@@ -0,0 +1,5 @@
+class AddStartedAtToClaims < ActiveRecord::Migration[7.0]
+  def change
+    add_column :claims, :started_at, :timestamp
+  end
+end
diff --git a/db/migrate/20240924095435_back_fill_claims_started_at.rb b/db/migrate/20240924095435_back_fill_claims_started_at.rb
new file mode 100644
index 0000000000..ec06356841
--- /dev/null
+++ b/db/migrate/20240924095435_back_fill_claims_started_at.rb
@@ -0,0 +1,22 @@
+class BackFillClaimsStartedAt < ActiveRecord::Migration[7.0]
+  def up
+    execute <<-SQL
+      UPDATE claims
+      SET started_at = journeys_sessions.created_at
+      FROM journeys_sessions
+      WHERE claims.journeys_session_id = journeys_sessions.id
+      AND claims.started_at IS NULL
+    SQL
+
+    execute <<-SQL
+      UPDATE claims
+      SET started_at = created_at
+      WHERE journeys_session_id IS NULL
+      AND claims.started_at IS NULL
+    SQL
+  end
+
+  def down
+    Claim.update_all(started_at: nil)
+  end
+end
diff --git a/db/migrate/20240924113642_make_claims_started_at_not_null.rb b/db/migrate/20240924113642_make_claims_started_at_not_null.rb
new file mode 100644
index 0000000000..11346759df
--- /dev/null
+++ b/db/migrate/20240924113642_make_claims_started_at_not_null.rb
@@ -0,0 +1,5 @@
+class MakeClaimsStartedAtNotNull < ActiveRecord::Migration[7.0]
+  def change
+    change_column_null :claims, :started_at, false
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 6908127828..ce6f14cd08 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.0].define(version: 2024_09_04_150711) do
+ActiveRecord::Schema[7.0].define(version: 2024_09_24_113642) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "citext"
   enable_extension "pg_trgm"
@@ -111,6 +111,7 @@
     t.text "onelogin_idv_first_name"
     t.text "onelogin_idv_last_name"
     t.date "onelogin_idv_date_of_birth"
+    t.datetime "started_at", precision: nil, null: false
     t.index ["academic_year"], name: "index_claims_on_academic_year"
     t.index ["created_at"], name: "index_claims_on_created_at"
     t.index ["eligibility_type", "eligibility_id"], name: "index_claims_on_eligibility_type_and_eligibility_id"
diff --git a/spec/factories/claims.rb b/spec/factories/claims.rb
index becd4f94d1..7e2f07646d 100644
--- a/spec/factories/claims.rb
+++ b/spec/factories/claims.rb
@@ -4,6 +4,8 @@
   sequence(:national_insurance_number, 100000) { |n| "QQ#{n}C" }
 
   factory :claim do
+    started_at { Time.zone.now }
+
     transient do
       policy { Policies::StudentLoans }
       eligibility_factory { :"#{policy.to_s.underscore}_eligibility" }
diff --git a/spec/features/admin/admin_view_full_claim_further_education_payments_spec.rb b/spec/features/admin/admin_view_full_claim_further_education_payments_spec.rb
index 54b0227368..2d50782575 100644
--- a/spec/features/admin/admin_view_full_claim_further_education_payments_spec.rb
+++ b/spec/features/admin/admin_view_full_claim_further_education_payments_spec.rb
@@ -26,7 +26,7 @@
         address_line_4: "Oregon",
         postcode: "AB12 3CD",
         email_address: "edna.krabappel@springfield-elementary.edu",
-        created_at: DateTime.new(2024, 8, 1, 9, 0, 0),
+        started_at: DateTime.new(2024, 8, 1, 9, 0, 0),
         submitted_at: DateTime.new(2024, 8, 1, 11, 0, 0),
         academic_year: AcademicYear.new(2024)
       )
diff --git a/spec/forms/journeys/additional_payments_for_teaching/claim_submission_form_spec.rb b/spec/forms/journeys/additional_payments_for_teaching/claim_submission_form_spec.rb
index 9894459432..1fb557112b 100644
--- a/spec/forms/journeys/additional_payments_for_teaching/claim_submission_form_spec.rb
+++ b/spec/forms/journeys/additional_payments_for_teaching/claim_submission_form_spec.rb
@@ -79,7 +79,11 @@
   end
 
   let(:journey_session) do
-    build(:additional_payments_session, journey: journey::ROUTING_NAME, answers: answers)
+    create(
+      :additional_payments_session,
+      journey: journey::ROUTING_NAME,
+      answers: answers
+    )
   end
 
   let(:form) { described_class.new(journey_session: journey_session) }
@@ -262,6 +266,8 @@
 
         expect(journey_session.claim).to eq(claim)
 
+        expect(claim.started_at).to eq(journey_session.created_at)
+
         expect(ClaimMailer).to have_received(:submitted).with(claim)
         expect(ClaimVerifierJob).to have_received(:perform_later).with(claim)
       end
diff --git a/spec/forms/journeys/additional_payments_for_teaching/nqt_in_academic_year_after_itt_form_spec.rb b/spec/forms/journeys/additional_payments_for_teaching/nqt_in_academic_year_after_itt_form_spec.rb
index e5895dc716..f85c899f95 100644
--- a/spec/forms/journeys/additional_payments_for_teaching/nqt_in_academic_year_after_itt_form_spec.rb
+++ b/spec/forms/journeys/additional_payments_for_teaching/nqt_in_academic_year_after_itt_form_spec.rb
@@ -131,7 +131,10 @@
               {
                 details_check: true,
                 logged_in_with_tid: true
-              }.merge(attributes_for(:claim, :with_dqt_teacher_status))
+              }.merge(
+                attributes_for(:claim, :with_dqt_teacher_status)
+                .except(:started_at)
+              )
             end
 
             it "sets the induction as complete" do
diff --git a/spec/forms/journeys/further_education_payments/claim_submission_form_spec.rb b/spec/forms/journeys/further_education_payments/claim_submission_form_spec.rb
index f9386dcf9a..8deb8e56ad 100644
--- a/spec/forms/journeys/further_education_payments/claim_submission_form_spec.rb
+++ b/spec/forms/journeys/further_education_payments/claim_submission_form_spec.rb
@@ -40,6 +40,7 @@
       expect(claim.logged_in_with_onelogin).to eq(answers.logged_in_with_onelogin)
       expect(claim.onelogin_credentials).to eq(answers.onelogin_credentials)
       expect(claim.onelogin_user_info).to eq(answers.onelogin_user_info)
+      expect(claim.started_at).to eql(journey_session.created_at)
 
       expect(claim.onelogin_uid).to eql(answers.onelogin_uid)
       expect(claim.onelogin_auth_at).to eql(answers.onelogin_auth_at)
diff --git a/spec/forms/journeys/get_a_teacher_relocation_payment/claim_submission_form_spec.rb b/spec/forms/journeys/get_a_teacher_relocation_payment/claim_submission_form_spec.rb
index 6d7c52ab0c..c2449969bc 100644
--- a/spec/forms/journeys/get_a_teacher_relocation_payment/claim_submission_form_spec.rb
+++ b/spec/forms/journeys/get_a_teacher_relocation_payment/claim_submission_form_spec.rb
@@ -85,6 +85,8 @@
 
       expect(claim.reference).to be_present
 
+      expect(claim.started_at).to eq(journey_session.created_at)
+
       eligibility_answers.each do |attribute, value|
         expect(eligibility.public_send(attribute)).to eq(value)
       end
diff --git a/spec/forms/journeys/teacher_student_loan_reimbursement/claim_submission_form_spec.rb b/spec/forms/journeys/teacher_student_loan_reimbursement/claim_submission_form_spec.rb
index 011f8992cf..0a8ccb00d2 100644
--- a/spec/forms/journeys/teacher_student_loan_reimbursement/claim_submission_form_spec.rb
+++ b/spec/forms/journeys/teacher_student_loan_reimbursement/claim_submission_form_spec.rb
@@ -72,7 +72,7 @@
     }
   end
 
-  let(:journey_session) { build(:student_loans_session, answers: answers) }
+  let(:journey_session) { create(:student_loans_session, answers: answers) }
 
   let(:form) { described_class.new(journey_session: journey_session) }
 
@@ -199,6 +199,8 @@
         eq("Policies::StudentLoans::Eligibility")
       )
 
+      expect(claim.started_at).to eq(journey_session.created_at)
+
       expect(journey_session.claim).to eq(claim)
 
       expect(ClaimMailer).to have_received(:submitted).with(claim)