diff --git a/app/helpers/application_form_helper.rb b/app/helpers/application_form_helper.rb
index 0227f794e8..b6021eadf7 100644
--- a/app/helpers/application_form_helper.rb
+++ b/app/helpers/application_form_helper.rb
@@ -102,7 +102,10 @@ def application_form_summary_rows(
         },
         value: {
           text:
-            pluralize(application_form.working_days_since_submission, "day"),
+            pluralize(
+              application_form.working_days_between_submitted_and_today,
+              "day",
+            ),
         },
       },
       {
diff --git a/app/jobs/update_working_days_job.rb b/app/jobs/update_working_days_job.rb
index c5dca99135..33e8ab0528 100644
--- a/app/jobs/update_working_days_job.rb
+++ b/app/jobs/update_working_days_job.rb
@@ -3,15 +3,15 @@
 class UpdateWorkingDaysJob < ApplicationJob
   def perform
     update_application_forms_since_submission
+    update_application_forms_submitted_to_completed
 
     update_assessments_since_started
-    update_assessments_started_to_recommendation
-    update_assessments_submission_to_recommendation
+    update_assessments_started_to_completed
     update_assessments_submission_to_started
+    update_assessment_started_to_verification
+    update_assessment_submission_to_verification
 
-    update_further_information_requests_assessment_started_to_creation
-    update_further_information_requests_since_received
-    update_further_information_requests_received_to_recommendation
+    update_further_information_requests_assessment_started_to_requested
   end
 
   private
@@ -29,7 +29,7 @@ def update_application_forms_since_submission
       .where.not(submitted_at: nil)
       .find_each do |application_form|
         application_form.update!(
-          working_days_since_submission:
+          working_days_between_submitted_and_today:
             calendar.business_days_between(
               application_form.submitted_at,
               today,
@@ -38,108 +38,111 @@ def update_application_forms_since_submission
       end
   end
 
+  def update_application_forms_submitted_to_completed
+    ApplicationForm.completed_stage.find_each do |application_form|
+      application_form.update!(
+        working_days_between_submitted_and_completed:
+          calendar.business_days_between(
+            application_form.submitted_at,
+            application_form.awarded_at || application_form.declined_at ||
+              application_form.withdrawn_at,
+          ),
+      )
+    end
+  end
+
   def update_assessments_since_started
     Assessment
       .where.not(started_at: nil)
       .find_each do |assessment|
         assessment.update!(
-          working_days_since_started:
+          working_days_between_started_and_today:
             calendar.business_days_between(assessment.started_at, today),
         )
       end
   end
 
-  def update_assessments_started_to_recommendation
+  def update_assessments_started_to_completed
     Assessment
+      .joins(:application_form)
+      .includes(:application_form)
+      .where(application_form: { stage: "completed" })
       .where.not(started_at: nil)
-      .where.not(recommended_at: nil)
       .find_each do |assessment|
+        application_form = assessment.application_form
+
         assessment.update!(
-          working_days_started_to_recommendation:
+          working_days_between_started_and_completed:
             calendar.business_days_between(
               assessment.started_at,
-              assessment.recommended_at,
+              application_form.awarded_at || application_form.declined_at ||
+                application_form.withdrawn_at,
             ),
         )
       end
   end
 
-  def update_assessments_submission_to_recommendation
+  def update_assessments_submission_to_started
     Assessment
       .joins(:application_form)
       .includes(:application_form)
       .where.not(application_form: { submitted_at: nil })
-      .where.not(recommended_at: nil)
+      .where.not(started_at: nil)
       .find_each do |assessment|
         assessment.update!(
-          working_days_submission_to_recommendation:
+          working_days_between_submitted_and_started:
             calendar.business_days_between(
               assessment.application_form.submitted_at,
-              assessment.recommended_at,
+              assessment.started_at,
             ),
         )
       end
   end
 
-  def update_assessments_submission_to_started
+  def update_assessment_started_to_verification
     Assessment
-      .joins(:application_form)
-      .includes(:application_form)
-      .where.not(application_form: { submitted_at: nil })
       .where.not(started_at: nil)
+      .where.not(verification_started_at: nil)
       .find_each do |assessment|
         assessment.update!(
-          working_days_submission_to_started:
+          working_days_between_started_and_verification_started:
             calendar.business_days_between(
-              assessment.application_form.submitted_at,
               assessment.started_at,
+              assessment.verification_started_at,
             ),
         )
       end
   end
 
-  def update_further_information_requests_assessment_started_to_creation
-    FurtherInformationRequest
-      .joins(:assessment)
-      .includes(:assessment)
-      .where.not(assessment: { started_at: nil })
-      .find_each do |further_information_request|
-        further_information_request.update!(
-          working_days_assessment_started_to_creation:
-            calendar.business_days_between(
-              further_information_request.assessment.started_at,
-              further_information_request.created_at,
-            ),
-        )
-      end
-  end
-
-  def update_further_information_requests_since_received
-    FurtherInformationRequest
-      .where.not(received_at: nil)
-      .find_each do |further_information_request|
-        further_information_request.update!(
-          working_days_since_received:
+  def update_assessment_submission_to_verification
+    Assessment
+      .joins(:application_form)
+      .includes(:application_form)
+      .where.not(application_form: { submitted_at: nil })
+      .where.not(verification_started_at: nil)
+      .find_each do |assessment|
+        assessment.update!(
+          working_days_between_submitted_and_verification_started:
             calendar.business_days_between(
-              further_information_request.received_at,
-              today,
+              assessment.application_form.submitted_at,
+              assessment.verification_started_at,
             ),
         )
       end
   end
 
-  def update_further_information_requests_received_to_recommendation
+  def update_further_information_requests_assessment_started_to_requested
     FurtherInformationRequest
       .joins(:assessment)
       .includes(:assessment)
-      .where.not(received_at: nil)
-      .where.not(assessment: { recommended_at: nil })
+      .where.not(assessment: { started_at: nil })
+      .where.not(requested_at: nil)
       .find_each do |further_information_request|
         further_information_request.update!(
-          working_days_received_to_recommendation:
+          working_days_between_assessment_started_to_requested:
             calendar.business_days_between(
-              further_information_request.received_at,
-              further_information_request.assessment.recommended_at,
+              further_information_request.assessment.started_at,
+              further_information_request.requested_at,
             ),
         )
       end
diff --git a/app/models/application_form.rb b/app/models/application_form.rb
index 6cf0dffa3c..fc0044b83d 100644
--- a/app/models/application_form.rb
+++ b/app/models/application_form.rb
@@ -52,7 +52,8 @@
 #  trs_match                                     :jsonb
 #  withdrawn_at                                  :datetime
 #  work_history_status                           :string           default("not_started"), not null
-#  working_days_since_submission                 :integer
+#  working_days_between_submitted_and_completed  :integer
+#  working_days_between_submitted_and_today      :integer
 #  written_statement_confirmation                :boolean          default(FALSE), not null
 #  written_statement_optional                    :boolean          default(FALSE), not null
 #  written_statement_status                      :string           default("not_started"), not null
diff --git a/app/models/assessment.rb b/app/models/assessment.rb
index ff2f72a438..b20f82b280 100644
--- a/app/models/assessment.rb
+++ b/app/models/assessment.rb
@@ -4,28 +4,30 @@
 #
 # Table name: assessments
 #
-#  id                                        :bigint           not null, primary key
-#  age_range_max                             :integer
-#  age_range_min                             :integer
-#  age_range_note                            :text             default(""), not null
-#  induction_required                        :boolean
-#  qualifications_assessor_note              :text             default(""), not null
-#  recommendation                            :string           default("unknown"), not null
-#  recommendation_assessor_note              :text             default(""), not null
-#  recommended_at                            :datetime
-#  references_verified                       :boolean
-#  scotland_full_registration                :boolean
-#  started_at                                :datetime
-#  subjects                                  :text             default([]), not null, is an Array
-#  subjects_note                             :text             default(""), not null
-#  unsigned_consent_document_generated       :boolean          default(FALSE), not null
-#  working_days_since_started                :integer
-#  working_days_started_to_recommendation    :integer
-#  working_days_submission_to_recommendation :integer
-#  working_days_submission_to_started        :integer
-#  created_at                                :datetime         not null
-#  updated_at                                :datetime         not null
-#  application_form_id                       :bigint           not null
+#  id                                                      :bigint           not null, primary key
+#  age_range_max                                           :integer
+#  age_range_min                                           :integer
+#  age_range_note                                          :text             default(""), not null
+#  induction_required                                      :boolean
+#  qualifications_assessor_note                            :text             default(""), not null
+#  recommendation                                          :string           default("unknown"), not null
+#  recommendation_assessor_note                            :text             default(""), not null
+#  recommended_at                                          :datetime
+#  references_verified                                     :boolean
+#  scotland_full_registration                              :boolean
+#  started_at                                              :datetime
+#  subjects                                                :text             default([]), not null, is an Array
+#  subjects_note                                           :text             default(""), not null
+#  unsigned_consent_document_generated                     :boolean          default(FALSE), not null
+#  verification_started_at                                 :datetime
+#  working_days_between_started_and_completed              :integer
+#  working_days_between_started_and_today                  :integer
+#  working_days_between_started_and_verification_started   :integer
+#  working_days_between_submitted_and_started              :integer
+#  working_days_between_submitted_and_verification_started :integer
+#  created_at                                              :datetime         not null
+#  updated_at                                              :datetime         not null
+#  application_form_id                                     :bigint           not null
 #
 # Indexes
 #
diff --git a/app/models/further_information_request.rb b/app/models/further_information_request.rb
index a5cf6e26ac..3e21de3d71 100644
--- a/app/models/further_information_request.rb
+++ b/app/models/further_information_request.rb
@@ -4,19 +4,17 @@
 #
 # Table name: further_information_requests
 #
-#  id                                          :bigint           not null, primary key
-#  expired_at                                  :datetime
-#  received_at                                 :datetime
-#  requested_at                                :datetime
-#  review_note                                 :string           default(""), not null
-#  review_passed                               :boolean
-#  reviewed_at                                 :datetime
-#  working_days_assessment_started_to_creation :integer
-#  working_days_received_to_recommendation     :integer
-#  working_days_since_received                 :integer
-#  created_at                                  :datetime         not null
-#  updated_at                                  :datetime         not null
-#  assessment_id                               :bigint           not null
+#  id                                                   :bigint           not null, primary key
+#  expired_at                                           :datetime
+#  received_at                                          :datetime
+#  requested_at                                         :datetime
+#  review_note                                          :string           default(""), not null
+#  review_passed                                        :boolean
+#  reviewed_at                                          :datetime
+#  working_days_between_assessment_started_to_requested :integer
+#  created_at                                           :datetime         not null
+#  updated_at                                           :datetime         not null
+#  assessment_id                                        :bigint           not null
 #
 # Indexes
 #
diff --git a/app/services/submit_application_form.rb b/app/services/submit_application_form.rb
index 9a48d2d7c4..d100631656 100644
--- a/app/services/submit_application_form.rb
+++ b/app/services/submit_application_form.rb
@@ -17,7 +17,7 @@ def call
         subject_limited: region.country.subject_limited,
         subjects: application_form.subjects.compact_blank,
         submitted_at: Time.zone.now,
-        working_days_since_submission: 0,
+        working_days_between_submitted_and_today: 0,
       )
 
       assessment = AssessmentFactory.call(application_form:)
diff --git a/app/services/verify_assessment.rb b/app/services/verify_assessment.rb
index 62ce61091e..502ef55455 100644
--- a/app/services/verify_assessment.rb
+++ b/app/services/verify_assessment.rb
@@ -26,6 +26,7 @@ def call
       ActiveRecord::Base.transaction do
         assessment.qualifications_assessor_note = qualifications_assessor_note
         assessment.verify!
+        update_assessment_verification_started_at
 
         create_professional_standing_request
         create_qualification_requests
@@ -85,6 +86,12 @@ def create_reference_requests
     end
   end
 
+  def update_assessment_verification_started_at
+    if assessment.verification_started_at.nil?
+      assessment.update!(verification_started_at: Time.zone.now)
+    end
+  end
+
   def send_references_requested_email(reference_requests)
     DeliverEmail.call(
       application_form:,
diff --git a/config/analytics.yml b/config/analytics.yml
index 2e9f94e063..b74600c5ab 100644
--- a/config/analytics.yml
+++ b/config/analytics.yml
@@ -55,7 +55,8 @@
     - updated_at
     - withdrawn_at
     - work_history_status
-    - working_days_since_submission
+    - working_days_between_submitted_and_today
+    - working_days_between_submitted_and_completed
     - written_statement_confirmation
     - written_statement_optional
     - written_statement_status
@@ -89,10 +90,12 @@
     - subjects
     - unsigned_consent_document_generated
     - updated_at
-    - working_days_since_started
-    - working_days_started_to_recommendation
-    - working_days_submission_to_recommendation
-    - working_days_submission_to_started
+    - verification_started_at
+    - working_days_between_started_and_today
+    - working_days_between_started_and_completed
+    - working_days_between_submitted_and_started
+    - working_days_between_started_and_verification_started
+    - working_days_between_submitted_and_verification_started
   :consent_requests:
     - assessment_id
     - created_at
@@ -158,9 +161,7 @@
     - review_passed
     - reviewed_at
     - updated_at
-    - working_days_assessment_started_to_creation
-    - working_days_received_to_recommendation
-    - working_days_since_received
+    - working_days_between_assessment_started_to_requested
   :further_information_request_items:
     - contact_email
     - contact_job
diff --git a/db/migrate/20250529130205_add_verification_started_at_to_assessments.rb b/db/migrate/20250529130205_add_verification_started_at_to_assessments.rb
new file mode 100644
index 0000000000..22abd12c2b
--- /dev/null
+++ b/db/migrate/20250529130205_add_verification_started_at_to_assessments.rb
@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+class AddVerificationStartedAtToAssessments < ActiveRecord::Migration[8.0]
+  def change
+    add_column :assessments, :verification_started_at, :datetime
+  end
+end
diff --git a/db/migrate/20250530085038_update_working_days_stats_columns_on_various_tables.rb b/db/migrate/20250530085038_update_working_days_stats_columns_on_various_tables.rb
new file mode 100644
index 0000000000..b52bcf7137
--- /dev/null
+++ b/db/migrate/20250530085038_update_working_days_stats_columns_on_various_tables.rb
@@ -0,0 +1,52 @@
+# frozen_string_literal: true
+
+# rubocop:disable Rails/BulkChangeTable
+class UpdateWorkingDaysStatsColumnsOnVariousTables < ActiveRecord::Migration[
+  8.0
+]
+  def change
+    # application_forms
+    rename_column :application_forms,
+                  :working_days_since_submission,
+                  :working_days_between_submitted_and_today
+
+    add_column :application_forms,
+               :working_days_between_submitted_and_completed,
+               :integer # Replacing working_days_submission_to_recommendation on assessments table
+
+    # assessments
+    rename_column :assessments,
+                  :working_days_since_started,
+                  :working_days_between_started_and_today
+    rename_column :assessments,
+                  :working_days_started_to_recommendation,
+                  :working_days_between_started_and_completed
+    rename_column :assessments,
+                  :working_days_submission_to_started,
+                  :working_days_between_submitted_and_started
+
+    add_column :assessments,
+               :working_days_between_started_and_verification_started,
+               :integer # Newly tracked
+    add_column :assessments,
+               :working_days_between_submitted_and_verification_started,
+               :integer # Newly tracked
+
+    remove_column :assessments,
+                  :working_days_submission_to_recommendation,
+                  :integer # Replaced by working_days_between_submitted_and_completed on application_forms table
+
+    # further_information_requests
+    rename_column :further_information_requests,
+                  :working_days_assessment_started_to_creation,
+                  :working_days_between_assessment_started_to_requested
+
+    remove_column :further_information_requests,
+                  :working_days_since_received,
+                  :integer # Not required or used
+    remove_column :further_information_requests,
+                  :working_days_received_to_recommendation,
+                  :integer # Not required or used
+  end
+end
+# rubocop:enable Rails/BulkChangeTable
diff --git a/db/schema.rb b/db/schema.rb
index a9ee60c6cb..5c05f7ab35 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[8.0].define(version: 2025_05_15_083411) do
+ActiveRecord::Schema[8.0].define(version: 2025_05_30_085038) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "pg_catalog.plpgsql"
   enable_extension "pgcrypto"
@@ -66,7 +66,7 @@
     t.boolean "needs_work_history", null: false
     t.boolean "needs_written_statement", null: false
     t.boolean "needs_registration_number", null: false
-    t.integer "working_days_since_submission"
+    t.integer "working_days_between_submitted_and_today"
     t.boolean "confirmed_no_sanctions", default: false
     t.string "personal_information_status", default: "not_started", null: false
     t.string "identification_document_status", default: "not_started", null: false
@@ -102,6 +102,7 @@
     t.string "passport_document_status", default: "not_started", null: false
     t.date "passport_expiry_date"
     t.string "passport_country_of_issue_code"
+    t.integer "working_days_between_submitted_and_completed"
     t.index ["action_required_by"], name: "index_application_forms_on_action_required_by"
     t.index ["assessor_id"], name: "index_application_forms_on_assessor_id"
     t.index ["english_language_provider_id"], name: "index_application_forms_on_english_language_provider_id"
@@ -145,16 +146,18 @@
     t.text "age_range_note", default: "", null: false
     t.text "subjects_note", default: "", null: false
     t.datetime "started_at"
-    t.integer "working_days_started_to_recommendation"
-    t.integer "working_days_submission_to_recommendation"
-    t.integer "working_days_submission_to_started"
-    t.integer "working_days_since_started"
+    t.integer "working_days_between_started_and_completed"
+    t.integer "working_days_between_submitted_and_started"
+    t.integer "working_days_between_started_and_today"
     t.boolean "induction_required"
     t.text "recommendation_assessor_note", default: "", null: false
     t.boolean "references_verified"
     t.boolean "scotland_full_registration"
     t.boolean "unsigned_consent_document_generated", default: false, null: false
     t.text "qualifications_assessor_note", default: "", null: false
+    t.datetime "verification_started_at"
+    t.integer "working_days_between_started_and_verification_started"
+    t.integer "working_days_between_submitted_and_verification_started"
     t.index ["application_form_id"], name: "index_assessments_on_application_form_id"
   end
 
@@ -262,9 +265,7 @@
     t.datetime "updated_at", null: false
     t.boolean "review_passed"
     t.string "review_note", default: "", null: false
-    t.integer "working_days_received_to_recommendation"
-    t.integer "working_days_since_received"
-    t.integer "working_days_assessment_started_to_creation"
+    t.integer "working_days_between_assessment_started_to_requested"
     t.datetime "reviewed_at"
     t.datetime "requested_at"
     t.datetime "expired_at"
diff --git a/docs/diagram.pdf b/docs/diagram.pdf
index 7dc278d2ec..9fec81d8fb 100644
Binary files a/docs/diagram.pdf and b/docs/diagram.pdf differ
diff --git a/lib/calendars/england_and_wales.yml b/lib/calendars/england_and_wales.yml
index be656032bc..b7a5642b48 100644
--- a/lib/calendars/england_and_wales.yml
+++ b/lib/calendars/england_and_wales.yml
@@ -40,3 +40,12 @@ holidays:
   - 2026-08-31
   - 2026-12-25
   - 2026-12-28
+
+  - 2027-01-01
+  - 2027-03-26
+  - 2027-03-29
+  - 2027-05-03
+  - 2027-05-31
+  - 2027-08-30
+  - 2027-12-27
+  - 2027-12-28
diff --git a/spec/factories/application_forms.rb b/spec/factories/application_forms.rb
index 61af332ea4..d865fd6845 100644
--- a/spec/factories/application_forms.rb
+++ b/spec/factories/application_forms.rb
@@ -52,7 +52,8 @@
 #  trs_match                                     :jsonb
 #  withdrawn_at                                  :datetime
 #  work_history_status                           :string           default("not_started"), not null
-#  working_days_since_submission                 :integer
+#  working_days_between_submitted_and_completed  :integer
+#  working_days_between_submitted_and_today      :integer
 #  written_statement_confirmation                :boolean          default(FALSE), not null
 #  written_statement_optional                    :boolean          default(FALSE), not null
 #  written_statement_status                      :string           default("not_started"), not null
@@ -174,7 +175,7 @@
       not_started_stage
       statuses { %w[assessment_not_started] }
       submitted_at { Time.zone.now }
-      working_days_since_submission { 0 }
+      working_days_between_submitted_and_today { 0 }
     end
 
     trait :preliminary_check do
diff --git a/spec/factories/assessments.rb b/spec/factories/assessments.rb
index 8e3e1f0fdb..79102d005e 100644
--- a/spec/factories/assessments.rb
+++ b/spec/factories/assessments.rb
@@ -4,28 +4,30 @@
 #
 # Table name: assessments
 #
-#  id                                        :bigint           not null, primary key
-#  age_range_max                             :integer
-#  age_range_min                             :integer
-#  age_range_note                            :text             default(""), not null
-#  induction_required                        :boolean
-#  qualifications_assessor_note              :text             default(""), not null
-#  recommendation                            :string           default("unknown"), not null
-#  recommendation_assessor_note              :text             default(""), not null
-#  recommended_at                            :datetime
-#  references_verified                       :boolean
-#  scotland_full_registration                :boolean
-#  started_at                                :datetime
-#  subjects                                  :text             default([]), not null, is an Array
-#  subjects_note                             :text             default(""), not null
-#  unsigned_consent_document_generated       :boolean          default(FALSE), not null
-#  working_days_since_started                :integer
-#  working_days_started_to_recommendation    :integer
-#  working_days_submission_to_recommendation :integer
-#  working_days_submission_to_started        :integer
-#  created_at                                :datetime         not null
-#  updated_at                                :datetime         not null
-#  application_form_id                       :bigint           not null
+#  id                                                      :bigint           not null, primary key
+#  age_range_max                                           :integer
+#  age_range_min                                           :integer
+#  age_range_note                                          :text             default(""), not null
+#  induction_required                                      :boolean
+#  qualifications_assessor_note                            :text             default(""), not null
+#  recommendation                                          :string           default("unknown"), not null
+#  recommendation_assessor_note                            :text             default(""), not null
+#  recommended_at                                          :datetime
+#  references_verified                                     :boolean
+#  scotland_full_registration                              :boolean
+#  started_at                                              :datetime
+#  subjects                                                :text             default([]), not null, is an Array
+#  subjects_note                                           :text             default(""), not null
+#  unsigned_consent_document_generated                     :boolean          default(FALSE), not null
+#  verification_started_at                                 :datetime
+#  working_days_between_started_and_completed              :integer
+#  working_days_between_started_and_today                  :integer
+#  working_days_between_started_and_verification_started   :integer
+#  working_days_between_submitted_and_started              :integer
+#  working_days_between_submitted_and_verification_started :integer
+#  created_at                                              :datetime         not null
+#  updated_at                                              :datetime         not null
+#  application_form_id                                     :bigint           not null
 #
 # Indexes
 #
@@ -67,6 +69,7 @@
 
     trait :verify do
       recommendation { "verify" }
+      verification_started_at { Time.zone.now }
       recommended_at { Time.zone.now }
     end
 
diff --git a/spec/factories/further_information_requests.rb b/spec/factories/further_information_requests.rb
index d6f0c9daa6..7de21bdafb 100644
--- a/spec/factories/further_information_requests.rb
+++ b/spec/factories/further_information_requests.rb
@@ -4,19 +4,17 @@
 #
 # Table name: further_information_requests
 #
-#  id                                          :bigint           not null, primary key
-#  expired_at                                  :datetime
-#  received_at                                 :datetime
-#  requested_at                                :datetime
-#  review_note                                 :string           default(""), not null
-#  review_passed                               :boolean
-#  reviewed_at                                 :datetime
-#  working_days_assessment_started_to_creation :integer
-#  working_days_received_to_recommendation     :integer
-#  working_days_since_received                 :integer
-#  created_at                                  :datetime         not null
-#  updated_at                                  :datetime         not null
-#  assessment_id                               :bigint           not null
+#  id                                                   :bigint           not null, primary key
+#  expired_at                                           :datetime
+#  received_at                                          :datetime
+#  requested_at                                         :datetime
+#  review_note                                          :string           default(""), not null
+#  review_passed                                        :boolean
+#  reviewed_at                                          :datetime
+#  working_days_between_assessment_started_to_requested :integer
+#  created_at                                           :datetime         not null
+#  updated_at                                           :datetime         not null
+#  assessment_id                                        :bigint           not null
 #
 # Indexes
 #
diff --git a/spec/jobs/update_working_days_job_spec.rb b/spec/jobs/update_working_days_job_spec.rb
index 9d3e73c3e5..7191cfb88c 100644
--- a/spec/jobs/update_working_days_job_spec.rb
+++ b/spec/jobs/update_working_days_job_spec.rb
@@ -5,43 +5,107 @@
 RSpec.describe UpdateWorkingDaysJob, type: :job do
   describe "#perform" do
     subject(:perform) do
-      travel_to(tuesday_today) { described_class.new.perform }
+      travel_to(wednesday_today) { described_class.new.perform }
     end
 
-    let(:friday_previous) { Date.new(2022, 9, 30) }
-    let(:tuesday_today) { Date.new(2022, 10, 4) }
+    # Friday prior to a Monday bank holiday (2023-05-01) weekend
+    let(:friday_previous) { Date.new(2023, 4, 28) }
+
+    # Wednesday after a Monday bank holiday (2023-05-01) weekend
+    let(:wednesday_today) { Date.new(2023, 5, 3) }
     let(:friday_application_form) do
       create(:application_form, :submitted, submitted_at: friday_previous)
     end
-    let(:not_recommended_assessment) { create(:assessment) }
 
     describe "application form working days since submission" do
       let(:draft_application_form) { create(:application_form) }
-      let(:monday_application_form) do
+      let(:tuesday_application_form) do
         create(
           :application_form,
           :submitted,
-          submitted_at: Date.new(2022, 10, 3),
+          submitted_at: Date.new(2023, 5, 2),
         )
       end
 
       it "ignores draft application forms" do
         expect { perform }.not_to(
           change do
-            draft_application_form.reload.working_days_since_submission
+            draft_application_form.reload.working_days_between_submitted_and_today
           end,
         )
       end
 
       it "sets the working days for monday" do
         expect { perform }.to change {
-          monday_application_form.reload.working_days_since_submission
+          tuesday_application_form.reload.working_days_between_submitted_and_today
         }.to(1)
       end
 
       it "sets the working days for friday" do
         expect { perform }.to change {
-          friday_application_form.reload.working_days_since_submission
+          friday_application_form.reload.working_days_between_submitted_and_today
+        }.to(2)
+      end
+    end
+
+    describe "application form working days from submitted to completed" do
+      let(:draft_application_form) { create(:application_form) }
+      let(:wednesday_application_form_awarded) do
+        create(
+          :application_form,
+          :awarded,
+          submitted_at: friday_previous,
+          awarded_at: wednesday_today,
+        )
+      end
+      let(:wednesday_application_form_declined) do
+        create(
+          :application_form,
+          :declined,
+          submitted_at: friday_previous,
+          declined_at: wednesday_today,
+        )
+      end
+      let(:wednesday_application_form_withdrawn) do
+        create(
+          :application_form,
+          :withdrawn,
+          submitted_at: friday_previous,
+          withdrawn_at: wednesday_today,
+        )
+      end
+
+      it "ignores draft application forms" do
+        expect { perform }.not_to(
+          change do
+            draft_application_form.reload.working_days_between_submitted_and_completed
+          end,
+        )
+      end
+
+      it "ignores submitted and not completed application forms" do
+        expect { perform }.not_to(
+          change do
+            friday_application_form.reload.working_days_between_submitted_and_completed
+          end,
+        )
+      end
+
+      it "sets the working days for awarded" do
+        expect { perform }.to change {
+          wednesday_application_form_awarded.reload.working_days_between_submitted_and_completed
+        }.to(2)
+      end
+
+      it "sets the working days for declined" do
+        expect { perform }.to change {
+          wednesday_application_form_declined.reload.working_days_between_submitted_and_completed
+        }.to(2)
+      end
+
+      it "sets the working days for withdrawn" do
+        expect { perform }.to change {
+          wednesday_application_form_withdrawn.reload.working_days_between_submitted_and_completed
         }.to(2)
       end
     end
@@ -49,155 +113,258 @@
     describe "assessment working days since started" do
       let(:not_started_assessment) { create(:assessment) }
       let(:friday_assessment) do
-        create(:assessment, started_at: friday_application_form.submitted_at)
+        create(:assessment, started_at: friday_previous)
       end
 
       it "ignores not started assessments" do
         expect { perform }.not_to(
-          change { not_started_assessment.reload.working_days_since_started },
+          change do
+            not_started_assessment.reload.working_days_between_started_and_today
+          end,
         )
       end
 
       it "sets the working days" do
         expect { perform }.to change {
-          friday_assessment.reload.working_days_since_started
+          friday_assessment.reload.working_days_between_started_and_today
         }.to(2)
       end
     end
 
-    describe "assessment working days started to recommendation" do
-      let(:recommended_assessment) do
+    describe "assessment working days from assessment started to application form completed" do
+      let(:not_started_assessment) do
+        create(:assessment, application_form: friday_application_form)
+      end
+
+      let(:started_incomplete_assessment) do
+        create(
+          :assessment,
+          started_at: friday_previous,
+          application_form: incomplete_application,
+        )
+      end
+      let(:incomplete_application) do
+        create(:application_form, :submitted, submitted_at: friday_previous)
+      end
+
+      let(:awarded_assessment) do
+        create(
+          :assessment,
+          started_at: friday_previous,
+          application_form: wednesday_application_form_awarded,
+        )
+      end
+      let(:wednesday_application_form_awarded) do
+        create(
+          :application_form,
+          :awarded,
+          submitted_at: friday_previous,
+          awarded_at: wednesday_today,
+        )
+      end
+
+      let(:declined_assessment) do
+        create(
+          :assessment,
+          started_at: friday_previous,
+          application_form: wednesday_application_form_declined,
+        )
+      end
+      let(:wednesday_application_form_declined) do
+        create(
+          :application_form,
+          :declined,
+          submitted_at: friday_previous,
+          declined_at: wednesday_today,
+        )
+      end
+
+      let(:withdrawn_assessment) do
         create(
           :assessment,
-          started_at: friday_application_form.submitted_at,
-          recommended_at: tuesday_today,
+          started_at: friday_previous,
+          application_form: wednesday_application_form_withdrawn,
+        )
+      end
+      let(:wednesday_application_form_withdrawn) do
+        create(
+          :application_form,
+          :withdrawn,
+          submitted_at: friday_previous,
+          withdrawn_at: wednesday_today,
         )
       end
 
-      it "ignores not recommended assessments" do
+      it "ignores not started assessment" do
         expect { perform }.not_to(
           change do
-            not_recommended_assessment.reload.working_days_started_to_recommendation
+            not_started_assessment.reload.working_days_between_started_and_completed
           end,
         )
       end
 
-      it "sets the working days" do
+      it "ignores not completed applications assessment that has started" do
+        expect { perform }.not_to(
+          change do
+            started_incomplete_assessment.reload.working_days_between_started_and_completed
+          end,
+        )
+      end
+
+      it "sets the working days for awarded application" do
         expect { perform }.to change {
-          recommended_assessment.reload.working_days_started_to_recommendation
+          awarded_assessment.reload.working_days_between_started_and_completed
+        }.to(2)
+      end
+
+      it "sets the working days for declined application" do
+        expect { perform }.to change {
+          declined_assessment.reload.working_days_between_started_and_completed
+        }.to(2)
+      end
+
+      it "sets the working days for withdrawn" do
+        expect { perform }.to change {
+          withdrawn_assessment.reload.working_days_between_started_and_completed
         }.to(2)
       end
     end
 
-    describe "assessment working days submission to recommendation" do
-      let(:recommended_assessment) do
+    describe "assessment working days from application submitted to assessment started" do
+      let(:not_started_assessment) do
+        create(:assessment, application_form: friday_application_form)
+      end
+
+      let(:wednesday_started_assessment) do
         create(
           :assessment,
+          started_at: wednesday_today,
           application_form: friday_application_form,
-          recommended_at: tuesday_today,
         )
       end
+      let(:friday_application_form) do
+        create(:application_form, submitted_at: friday_previous)
+      end
 
-      it "ignores not recommended assessments" do
+      it "ignores not started assessment" do
         expect { perform }.not_to(
           change do
-            not_recommended_assessment.reload.working_days_submission_to_recommendation
+            not_started_assessment.reload.working_days_between_submitted_and_started
           end,
         )
       end
 
-      it "sets the working days" do
+      it "sets the working days for started assessment" do
         expect { perform }.to change {
-          recommended_assessment.reload.working_days_submission_to_recommendation
+          wednesday_started_assessment.reload.working_days_between_submitted_and_started
         }.to(2)
       end
     end
 
-    describe "assessment working days submission to started" do
-      let(:recommended_assessment) do
+    describe "assessment working days from application form submitted to assessment verification" do
+      let(:not_started_assessment) do
+        create(:assessment, application_form: friday_application_form)
+      end
+
+      let(:not_started_verification_assessment) do
         create(
           :assessment,
+          application_form: application_form_not_verified,
+          started_at: wednesday_today,
+        )
+      end
+      let(:application_form_not_verified) do
+        create(:application_form, submitted_at: friday_previous)
+      end
+
+      let(:wednesday_verification_started_assessment) do
+        create(
+          :assessment,
+          started_at: wednesday_today,
+          verification_started_at: wednesday_today,
           application_form: friday_application_form,
-          started_at: tuesday_today,
         )
       end
+      let(:friday_application_form) do
+        create(:application_form, submitted_at: friday_previous)
+      end
 
-      it "ignores not recommended assessments" do
+      it "ignores not started assessment" do
         expect { perform }.not_to(
           change do
-            not_recommended_assessment.reload.working_days_submission_to_started
+            not_started_assessment.reload.working_days_between_submitted_and_verification_started
           end,
         )
       end
 
-      it "sets the working days" do
+      it "ignores not started verification assessment" do
+        expect { perform }.not_to(
+          change do
+            not_started_verification_assessment.reload.working_days_between_submitted_and_verification_started
+          end,
+        )
+      end
+
+      it "sets the working days for started verification assessment" do
         expect { perform }.to change {
-          recommended_assessment.reload.working_days_submission_to_started
+          wednesday_verification_started_assessment.reload.working_days_between_submitted_and_verification_started
         }.to(2)
       end
     end
 
-    describe "further information request assessment started to creation" do
-      let(:assessment) { create(:assessment, started_at: friday_previous) }
-      let(:further_information_request) do
-        create(
-          :received_further_information_request,
-          assessment:,
-          created_at: tuesday_today,
-        )
+    describe "assessment working days from application form started to verification" do
+      let(:not_started_assessment) do
+        create(:assessment, application_form: friday_application_form)
       end
 
-      it "sets the working days" do
-        expect { perform }.to change {
-          further_information_request.reload.working_days_assessment_started_to_creation
-        }.to(2)
+      let(:not_started_verification_assessment) do
+        create(:assessment, started_at: friday_previous)
       end
-    end
 
-    describe "further information request days since received" do
-      let(:requested_fi_request) { create(:further_information_request) }
-      let(:received_fi_request) do
+      let(:wednesday_verification_started_assessment) do
         create(
-          :received_further_information_request,
-          assessment: create(:assessment, recommended_at: tuesday_today),
-          received_at: friday_application_form.submitted_at,
+          :assessment,
+          started_at: friday_previous,
+          verification_started_at: wednesday_today,
+        )
+      end
+
+      it "ignores not started assessment" do
+        expect { perform }.not_to(
+          change do
+            not_started_assessment.reload.working_days_between_started_and_verification_started
+          end,
         )
       end
 
-      it "ignores requested further information requests" do
+      it "ignores not started verification assessment" do
         expect { perform }.not_to(
-          change { requested_fi_request.reload.working_days_since_received },
+          change do
+            not_started_verification_assessment.reload.working_days_between_started_and_verification_started
+          end,
         )
       end
 
-      it "sets the working days" do
+      it "sets the working days for started verification assessment" do
         expect { perform }.to change {
-          received_fi_request.reload.working_days_since_received
+          wednesday_verification_started_assessment.reload.working_days_between_started_and_verification_started
         }.to(2)
       end
     end
 
-    describe "further information request working days received to recommended" do
-      let(:requested_fi_request) { create(:further_information_request) }
-      let(:received_fi_request) do
+    describe "further information request assessment started to requested" do
+      let(:assessment) { create(:assessment, started_at: friday_previous) }
+      let(:further_information_request) do
         create(
           :received_further_information_request,
-          assessment: create(:assessment, recommended_at: tuesday_today),
-          received_at: friday_application_form.submitted_at,
-        )
-      end
-
-      it "ignores not recommended assessments" do
-        expect { perform }.not_to(
-          change do
-            requested_fi_request.reload.working_days_received_to_recommendation
-          end,
+          assessment:,
+          requested_at: wednesday_today,
         )
       end
 
       it "sets the working days" do
         expect { perform }.to change {
-          received_fi_request.reload.working_days_received_to_recommendation
+          further_information_request.reload.working_days_between_assessment_started_to_requested
         }.to(2)
       end
     end
diff --git a/spec/models/application_form_spec.rb b/spec/models/application_form_spec.rb
index 67f0deb726..8f177cd75a 100644
--- a/spec/models/application_form_spec.rb
+++ b/spec/models/application_form_spec.rb
@@ -52,7 +52,8 @@
 #  trs_match                                     :jsonb
 #  withdrawn_at                                  :datetime
 #  work_history_status                           :string           default("not_started"), not null
-#  working_days_since_submission                 :integer
+#  working_days_between_submitted_and_completed  :integer
+#  working_days_between_submitted_and_today      :integer
 #  written_statement_confirmation                :boolean          default(FALSE), not null
 #  written_statement_optional                    :boolean          default(FALSE), not null
 #  written_statement_status                      :string           default("not_started"), not null
diff --git a/spec/models/assessment_spec.rb b/spec/models/assessment_spec.rb
index 35c84514fd..573ca372a2 100644
--- a/spec/models/assessment_spec.rb
+++ b/spec/models/assessment_spec.rb
@@ -4,28 +4,30 @@
 #
 # Table name: assessments
 #
-#  id                                        :bigint           not null, primary key
-#  age_range_max                             :integer
-#  age_range_min                             :integer
-#  age_range_note                            :text             default(""), not null
-#  induction_required                        :boolean
-#  qualifications_assessor_note              :text             default(""), not null
-#  recommendation                            :string           default("unknown"), not null
-#  recommendation_assessor_note              :text             default(""), not null
-#  recommended_at                            :datetime
-#  references_verified                       :boolean
-#  scotland_full_registration                :boolean
-#  started_at                                :datetime
-#  subjects                                  :text             default([]), not null, is an Array
-#  subjects_note                             :text             default(""), not null
-#  unsigned_consent_document_generated       :boolean          default(FALSE), not null
-#  working_days_since_started                :integer
-#  working_days_started_to_recommendation    :integer
-#  working_days_submission_to_recommendation :integer
-#  working_days_submission_to_started        :integer
-#  created_at                                :datetime         not null
-#  updated_at                                :datetime         not null
-#  application_form_id                       :bigint           not null
+#  id                                                      :bigint           not null, primary key
+#  age_range_max                                           :integer
+#  age_range_min                                           :integer
+#  age_range_note                                          :text             default(""), not null
+#  induction_required                                      :boolean
+#  qualifications_assessor_note                            :text             default(""), not null
+#  recommendation                                          :string           default("unknown"), not null
+#  recommendation_assessor_note                            :text             default(""), not null
+#  recommended_at                                          :datetime
+#  references_verified                                     :boolean
+#  scotland_full_registration                              :boolean
+#  started_at                                              :datetime
+#  subjects                                                :text             default([]), not null, is an Array
+#  subjects_note                                           :text             default(""), not null
+#  unsigned_consent_document_generated                     :boolean          default(FALSE), not null
+#  verification_started_at                                 :datetime
+#  working_days_between_started_and_completed              :integer
+#  working_days_between_started_and_today                  :integer
+#  working_days_between_started_and_verification_started   :integer
+#  working_days_between_submitted_and_started              :integer
+#  working_days_between_submitted_and_verification_started :integer
+#  created_at                                              :datetime         not null
+#  updated_at                                              :datetime         not null
+#  application_form_id                                     :bigint           not null
 #
 # Indexes
 #
diff --git a/spec/models/further_information_request_spec.rb b/spec/models/further_information_request_spec.rb
index fe190df6e9..7122a9d6a4 100644
--- a/spec/models/further_information_request_spec.rb
+++ b/spec/models/further_information_request_spec.rb
@@ -4,19 +4,17 @@
 #
 # Table name: further_information_requests
 #
-#  id                                          :bigint           not null, primary key
-#  expired_at                                  :datetime
-#  received_at                                 :datetime
-#  requested_at                                :datetime
-#  review_note                                 :string           default(""), not null
-#  review_passed                               :boolean
-#  reviewed_at                                 :datetime
-#  working_days_assessment_started_to_creation :integer
-#  working_days_received_to_recommendation     :integer
-#  working_days_since_received                 :integer
-#  created_at                                  :datetime         not null
-#  updated_at                                  :datetime         not null
-#  assessment_id                               :bigint           not null
+#  id                                                   :bigint           not null, primary key
+#  expired_at                                           :datetime
+#  received_at                                          :datetime
+#  requested_at                                         :datetime
+#  review_note                                          :string           default(""), not null
+#  review_passed                                        :boolean
+#  reviewed_at                                          :datetime
+#  working_days_between_assessment_started_to_requested :integer
+#  created_at                                           :datetime         not null
+#  updated_at                                           :datetime         not null
+#  assessment_id                                        :bigint           not null
 #
 # Indexes
 #
diff --git a/spec/services/submit_application_form_spec.rb b/spec/services/submit_application_form_spec.rb
index a08add4679..2b169572b0 100644
--- a/spec/services/submit_application_form_spec.rb
+++ b/spec/services/submit_application_form_spec.rb
@@ -91,8 +91,8 @@
   end
 
   describe "setting working days since submission" do
-    subject(:working_days_since_submission) do
-      application_form.working_days_since_submission
+    subject(:working_days_between_submitted_and_today) do
+      application_form.working_days_between_submitted_and_today
     end
 
     it { is_expected.to be_nil }
diff --git a/spec/services/verify_assessment_spec.rb b/spec/services/verify_assessment_spec.rb
index 3cead30c76..627b663f7e 100644
--- a/spec/services/verify_assessment_spec.rb
+++ b/spec/services/verify_assessment_spec.rb
@@ -141,6 +141,10 @@
     expect { call }.to change(application_form, :stage).to("verification")
   end
 
+  it "sents the assessment verification started at" do
+    expect { call }.to change(assessment, :verification_started_at).from(nil)
+  end
+
   describe "sending referee email" do
     it "queues an email job" do
       expect { call }.to have_enqueued_mail(RefereeMailer, :reference_requested)