diff --git a/app/controllers/concerns/.keep b/app/controllers/concerns/.keep
deleted file mode 100644
index e69de29bb..000000000
diff --git a/app/jobs/resend_stored_blob_data_job.rb b/app/jobs/resend_stored_blob_data_job.rb
deleted file mode 100644
index e38ced519..000000000
--- a/app/jobs/resend_stored_blob_data_job.rb
+++ /dev/null
@@ -1,16 +0,0 @@
-# frozen_string_literal: true
-
-class ResendStoredBlobDataJob < ApplicationJob
-  # Resending the blob data will trigger a malware scan.
-  def perform(batch_size: 1000)
-    return unless FeatureFlags::FeatureFlag.active?(:malware_scan)
-
-    Upload
-      .where(malware_scan_result: "pending")
-      .limit(batch_size)
-      .find_each do |upload|
-        sleep(2) # Avoid rate limiting
-        Malware::ResendStoredBlobData.new(upload:).call
-      end
-  end
-end
diff --git a/app/lib/malware/resend_stored_blob_data.rb b/app/lib/malware/resend_stored_blob_data.rb
deleted file mode 100644
index 048c8a211..000000000
--- a/app/lib/malware/resend_stored_blob_data.rb
+++ /dev/null
@@ -1,52 +0,0 @@
-# frozen_string_literal: true
-
-module Malware
-  class ResendStoredBlobData
-    # Only later versions of the Azure Storage REST API support tags operations.
-    Kernel.silence_warnings { Azure::Storage::Blob::Default::STG_VERSION = "2022-11-02" }
-
-    BLOB_CONTAINER_NAME = ENV["AZURE_STORAGE_CONTAINER"] || "uploads"
-
-    def initialize(upload:)
-      @upload = upload
-    end
-
-    def call
-      return unless upload.scan_result_pending? && upload.file&.key.present?
-
-      response = blob_service.call(:put, put_blob_url, attachment_data, headers)
-
-      FetchMalwareScanResultJob.set(wait: 1.minute).perform_later(upload:) if response.success?
-    rescue ActiveStorage::FileNotFoundError
-      upload.update!(malware_scan_result: "error")
-    end
-
-    private
-
-    attr_reader :upload
-
-    def blob_service
-      @blob_service ||=
-        Azure::Storage::Blob::BlobService.new(
-          storage_account_name: ENV["AZURE_STORAGE_ACCOUNT_NAME"],
-          storage_access_key: ENV["AZURE_STORAGE_ACCESS_KEY"]
-        )
-    end
-
-    def headers
-      {
-        "x-ms-blob-type" => "BlockBlob",
-        "x-ms-version" => "2022-11-02",
-        "Content-Length" => attachment_data.size
-      }
-    end
-
-    def attachment_data
-      @attachment_data ||= upload.file.download
-    end
-
-    def put_blob_url
-      blob_service.generate_uri(File.join(BLOB_CONTAINER_NAME, upload.file.key))
-    end
-  end
-end
diff --git a/app/models/concerns/.keep b/app/models/concerns/.keep
deleted file mode 100644
index e69de29bb..000000000
diff --git a/app/models/referral.rb b/app/models/referral.rb
index 0c84f535f..0a54aa2a0 100644
--- a/app/models/referral.rb
+++ b/app/models/referral.rb
@@ -8,10 +8,6 @@ class Referral < ApplicationRecord
 
   has_many :uploads, as: :uploadable
 
-  # TODO: This is a temporary association to allow us to delete referrals that have been created
-  # but not submitted. Once we delete the referral_evidences table we can remove this association.
-  has_many :referral_evidences, dependent: :destroy
-
   has_one :allegation_upload,
           -> { where(section: "allegation").order(created_at: :desc) },
           class_name: "Upload",
diff --git a/config/analytics.yml b/config/analytics.yml
index 4156bdba0..9a0d44054 100644
--- a/config/analytics.yml
+++ b/config/analytics.yml
@@ -37,12 +37,6 @@ shared:
     - job_title
     - last_name
     - complete
-  :referral_evidences:
-    - id
-    - filename
-    - referral_id
-    - created_at
-    - updated_at
   :referrals:
     - id
     - created_at
diff --git a/config/analytics_pii.yml b/config/analytics_pii.yml
index 839492495..7dde5c6bc 100644
--- a/config/analytics_pii.yml
+++ b/config/analytics_pii.yml
@@ -8,8 +8,6 @@
     - first_name
     - phone
     - last_name
-  :referral_evidences:
-    - filename
   :referrals:
     - first_name
     - last_name
diff --git a/db/migrate/20230615115253_delete_referral_evidences.rb b/db/migrate/20230615115253_delete_referral_evidences.rb
new file mode 100644
index 000000000..bf170ff39
--- /dev/null
+++ b/db/migrate/20230615115253_delete_referral_evidences.rb
@@ -0,0 +1,9 @@
+class DeleteReferralEvidences < ActiveRecord::Migration[7.0]
+  def change
+    drop_table :referral_evidences, if_exists: true do |t|
+      t.references :referral, index: true, foreign_key: true
+      t.string :filename
+      t.timestamps
+    end
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index c2a18ef50..0d3914bf0 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -13,6 +13,7 @@
 ActiveRecord::Schema[7.0].define(version: 2023_06_29_131752) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "pgcrypto"
+  enable_extension "plpgsql"
 
   create_table "active_storage_attachments", force: :cascade do |t|
     t.string "name", null: false
@@ -21,9 +22,7 @@
     t.bigint "blob_id", null: false
     t.datetime "created_at", null: false
     t.index ["blob_id"], name: "index_active_storage_attachments_on_blob_id"
-    t.index %w[record_type record_id name blob_id],
-            name: "index_active_storage_attachments_uniqueness",
-            unique: true
+    t.index ["record_type", "record_id", "name", "blob_id"], name: "index_active_storage_attachments_uniqueness", unique: true
   end
 
   create_table "active_storage_blobs", force: :cascade do |t|
@@ -41,9 +40,7 @@
   create_table "active_storage_variant_records", force: :cascade do |t|
     t.bigint "blob_id", null: false
     t.string "variation_digest", null: false
-    t.index %w[blob_id variation_digest],
-            name: "index_active_storage_variant_records_uniqueness",
-            unique: true
+    t.index ["blob_id", "variation_digest"], name: "index_active_storage_variant_records_uniqueness", unique: true
   end
 
   create_table "eligibility_checks", force: :cascade do |t|
@@ -88,14 +85,6 @@
     t.index ["referral_id"], name: "index_organisations_on_referral_id"
   end
 
-  create_table "referral_evidences", force: :cascade do |t|
-    t.string "filename"
-    t.bigint "referral_id"
-    t.datetime "created_at", null: false
-    t.datetime "updated_at", null: false
-    t.index ["referral_id"], name: "index_referral_evidences_on_referral_id"
-  end
-
   create_table "referrals", force: :cascade do |t|
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
@@ -219,20 +208,20 @@
     t.index ["email"], name: "index_staff_on_email", unique: true
     t.index ["invitation_token"], name: "index_staff_on_invitation_token", unique: true
     t.index ["invited_by_id"], name: "index_staff_on_invited_by_id"
-    t.index %w[invited_by_type invited_by_id], name: "index_staff_on_invited_by"
+    t.index ["invited_by_type", "invited_by_id"], name: "index_staff_on_invited_by"
     t.index ["reset_password_token"], name: "index_staff_on_reset_password_token", unique: true
     t.index ["unlock_token"], name: "index_staff_on_unlock_token", unique: true
   end
 
   create_table "uploads", force: :cascade do |t|
     t.string "section", null: false
-    t.string "filename", null: false, default: ""
+    t.string "filename", default: "", null: false
     t.string "uploadable_type"
     t.bigint "uploadable_id"
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
     t.string "malware_scan_result", default: "pending", null: false
-    t.index %w[uploadable_type uploadable_id], name: "index_uploads_on_uploadable"
+    t.index ["uploadable_type", "uploadable_id"], name: "index_uploads_on_uploadable"
   end
 
   create_table "users", force: :cascade do |t|
@@ -263,9 +252,8 @@
   add_foreign_key "active_storage_attachments", "active_storage_blobs", column: "blob_id"
   add_foreign_key "active_storage_variant_records", "active_storage_blobs", column: "blob_id"
   add_foreign_key "organisations", "referrals"
-  add_foreign_key "referral_evidences", "referrals"
   add_foreign_key "referrals", "eligibility_checks"
   add_foreign_key "referrals", "users"
   add_foreign_key "referrers", "referrals"
-  add_foreign_key "reminder_emails", "referrals", column: "referral_id"
+  add_foreign_key "reminder_emails", "referrals"
 end
diff --git a/lib/tasks/.keep b/lib/tasks/.keep
deleted file mode 100644
index e69de29bb..000000000
diff --git a/lib/tasks/malware_scan.rake b/lib/tasks/malware_scan.rake
deleted file mode 100644
index eadd8535c..000000000
--- a/lib/tasks/malware_scan.rake
+++ /dev/null
@@ -1,12 +0,0 @@
-namespace :malware_scan do
-  desc "Resend blob data for uploads that have a pending malware scan result"
-  task resend_stored_blob_data: :environment do
-    ResendStoredBlobDataJob.perform_later
-  end
-
-  desc "Print a count of uploads with a pending malware scan result"
-  task count_pending: :environment do
-    upload_count = Upload.where(malware_scan_result: "pending").count
-    puts "#{upload_count} uploads have a pending malware scan result"
-  end
-end
diff --git a/lib/tasks/transfer_attachments.rake b/lib/tasks/transfer_attachments.rake
deleted file mode 100644
index e2438d81f..000000000
--- a/lib/tasks/transfer_attachments.rake
+++ /dev/null
@@ -1,33 +0,0 @@
-desc "Transfers the ActiveStorage attachments from referrals to uploads"
-task transfer_attachments: :environment do
-  ActiveRecord::Base.transaction do
-    sections = %w[allegation duties previous_misconduct]
-
-    sections.each do |section|
-      attachments =
-        ActiveStorage::Attachment.where(record_type: "Referral", name: "#{section}_upload")
-
-      attachments.each do |attachment|
-        upload = attachment.record.uploads.new(section:, filename: attachment.filename.to_s)
-        upload.save(validate: false)
-        attachment.update(record: upload, record_type: "Upload", name: "file")
-      end
-
-      puts "Transferred #{attachments.size} #{section} attachments"
-    end
-
-    evidence_attachments = ActiveStorage::Attachment.where(record_type: "ReferralEvidence")
-
-    evidence_attachments.each do |attachment|
-      upload =
-        attachment.record.referral.uploads.new(
-          section: "evidence",
-          filename: attachment.filename.to_s
-        )
-      upload.save(validate: false)
-      attachment.update(record: upload, record_type: "Upload", name: "file")
-    end
-
-    puts "Transferred #{evidence_attachments.size} evidence attachments"
-  end
-end
diff --git a/spec/lib/malware/resend_stored_blob_data_spec.rb b/spec/lib/malware/resend_stored_blob_data_spec.rb
deleted file mode 100644
index 4980b1c5e..000000000
--- a/spec/lib/malware/resend_stored_blob_data_spec.rb
+++ /dev/null
@@ -1,67 +0,0 @@
-# frozen_string_literal: true
-
-require "rails_helper"
-
-RSpec.describe Malware::ResendStoredBlobData do
-  describe "#call" do
-    subject(:resend_stored_blob_data) { described_class.new(upload:).call }
-
-    let(:upload) { create(:upload, :allegation) }
-    let(:attachment) { instance_double(ActiveStorage::Blob, key: "key") }
-    let(:response_success) { true }
-    let(:put_blob_url) { "http://example.com/uploads/#{upload.file.key}" }
-    let(:stubbed_blob_service) do
-      instance_double(Azure::Storage::Blob::BlobService, generate_uri: put_blob_url)
-    end
-    let(:stubbed_response) do
-      instance_double(Azure::Core::Http::HttpResponse, success?: response_success)
-    end
-
-    before do
-      allow(Azure::Storage::Blob::BlobService).to receive(:new).and_return(stubbed_blob_service)
-      allow(stubbed_blob_service).to receive(:call).and_return(stubbed_response)
-    end
-
-    it "calls the Azure Storage REST API to PUT blob data from the upload attachment" do
-      expect(stubbed_blob_service).to receive(:call).with(
-        :put,
-        put_blob_url,
-        upload.file.download,
-        anything
-      )
-      resend_stored_blob_data
-    end
-
-    it "enqueues a FetchMalwareScanResultJob" do
-      allow(FetchMalwareScanResultJob).to receive(:set).with(wait: 1.minute).and_return(
-        FetchMalwareScanResultJob
-      )
-      expect(FetchMalwareScanResultJob).to receive(:perform_later).with(upload:)
-      resend_stored_blob_data
-    end
-
-    context "when the upload attachment is missing" do
-      let(:attachment) { instance_double(ActiveStorage::Blob) }
-
-      before do
-        allow(upload).to receive(:file).and_return(attachment)
-        allow(attachment).to receive(:key).and_raise(ActiveStorage::FileNotFoundError)
-      end
-
-      it "updates to the malware scan result field to 'error'" do
-        resend_stored_blob_data
-        expect(upload.reload.malware_scan_result).to eq("error")
-      end
-    end
-
-    context "when the upload attachment key is nil" do
-      let(:attachment) { instance_double(ActiveStorage::Blob, key: nil) }
-
-      before { allow(upload).to receive(:file).and_return(attachment) }
-
-      it "returns without update" do
-        expect { resend_stored_blob_data }.not_to change(upload.reload, :malware_scan_result)
-      end
-    end
-  end
-end
diff --git a/test/application_system_test_case.rb b/test/application_system_test_case.rb
deleted file mode 100644
index d19212abd..000000000
--- a/test/application_system_test_case.rb
+++ /dev/null
@@ -1,5 +0,0 @@
-require "test_helper"
-
-class ApplicationSystemTestCase < ActionDispatch::SystemTestCase
-  driven_by :selenium, using: :chrome, screen_size: [1400, 1400]
-end
diff --git a/test/channels/application_cable/connection_test.rb b/test/channels/application_cable/connection_test.rb
deleted file mode 100644
index 6340bf9c0..000000000
--- a/test/channels/application_cable/connection_test.rb
+++ /dev/null
@@ -1,13 +0,0 @@
-require "test_helper"
-
-module ApplicationCable
-  class ConnectionTest < ActionCable::Connection::TestCase
-    # test "connects with cookies" do
-    #   cookies.signed[:user_id] = 42
-    #
-    #   connect
-    #
-    #   assert_equal connection.user_id, "42"
-    # end
-  end
-end
diff --git a/test/controllers/.keep b/test/controllers/.keep
deleted file mode 100644
index e69de29bb..000000000
diff --git a/test/controllers/pages_controller_test.rb b/test/controllers/pages_controller_test.rb
deleted file mode 100644
index 257c27cf7..000000000
--- a/test/controllers/pages_controller_test.rb
+++ /dev/null
@@ -1,7 +0,0 @@
-require "test_helper"
-
-class PagesControllerTest < ActionDispatch::IntegrationTest
-  # test "the truth" do
-  #   assert true
-  # end
-end
diff --git a/test/helpers/.keep b/test/helpers/.keep
deleted file mode 100644
index e69de29bb..000000000
diff --git a/test/integration/.keep b/test/integration/.keep
deleted file mode 100644
index e69de29bb..000000000
diff --git a/test/models/.keep b/test/models/.keep
deleted file mode 100644
index e69de29bb..000000000
diff --git a/test/system/.keep b/test/system/.keep
deleted file mode 100644
index e69de29bb..000000000
diff --git a/test/test_helper.rb b/test/test_helper.rb
deleted file mode 100644
index 0c22470ec..000000000
--- a/test/test_helper.rb
+++ /dev/null
@@ -1,15 +0,0 @@
-ENV["RAILS_ENV"] ||= "test"
-require_relative "../config/environment"
-require "rails/test_help"
-
-module ActiveSupport
-  class TestCase
-    # Run tests in parallel with specified workers
-    parallelize(workers: :number_of_processors)
-
-    # Setup all fixtures in test/fixtures/*.yml for all tests in alphabetical order.
-    fixtures :all
-
-    # Add more helper methods to be used by all tests here...
-  end
-end