diff --git a/app/controllers/repp/v1/registrar/accreditation_results_controller.rb b/app/controllers/repp/v1/registrar/accreditation_results_controller.rb
index b33ed58ee1..b58fd3895d 100644
--- a/app/controllers/repp/v1/registrar/accreditation_results_controller.rb
+++ b/app/controllers/repp/v1/registrar/accreditation_results_controller.rb
@@ -5,6 +5,7 @@ class AccreditationResultsController < ActionController::API
         before_action :authenticate_shared_key
 
         TEMPORARY_SECRET_KEY = ENV['accreditation_secret'].freeze
+        EXPIRE_DEADLINE = 15.minutes.freeze
 
         api :POST, 'repp/v1/registrar/accreditation/push_results'
         desc 'added datetime results'
@@ -26,12 +27,32 @@ def record_accreditation_result(username, result)
           raise ActiveRecord::RecordNotFound if user.nil?
 
           user.accreditation_date = DateTime.current
+          user.accreditation_expire_date = user.accreditation_date + EXPIRE_DEADLINE
 
-          return unless user.save
+          if user.save
+            notify_registrar(user)
+            notify_admins
+            render_success(data: { user: user,
+                                   result: result,
+                                   message: 'Accreditation info successfully added' })
+          else
+            render_failed
+          end
+        end
+
+        def notify_registrar(user)
+          AccreditationCenterMailer.test_was_successfully_passed_registrar(user.registrar.email).deliver_now
+        end
+
+        def notify_admins
+          admin_users_emails = User.all.reject { |u| u.roles.nil? }
+                                   .select { |u| u.roles.include? 'admin' }.pluck(:email)
+
+          return if admin_users_emails.empty?
 
-          render_success(data: { user: user,
-                                 result: result,
-                                 message: 'Accreditation info successfully added' })
+          admin_users_emails.each do |email|
+            AccreditationCenterMailer.test_was_successfully_passed_admin(email).deliver_now
+          end
         end
 
         def authenticate_shared_key
diff --git a/app/jobs/notify_accreditation_admins_and_registrars_job.rb b/app/jobs/notify_accreditation_admins_and_registrars_job.rb
new file mode 100644
index 0000000000..72ea5dfe59
--- /dev/null
+++ b/app/jobs/notify_accreditation_admins_and_registrars_job.rb
@@ -0,0 +1,36 @@
+class NotifyAccreditationAdminsAndRegistrarsJob < ApplicationJob
+  MONTH_BEFORE = 5.minutes.freeze
+
+  def perform
+    notify_month_before
+    notify_date_is_expired
+  end
+
+  def notify_month_before
+    prepare_data_month_before.each do |user|
+      next if user.registrar.email.nil?
+
+      AccreditationCenterMailer.test_results_will_expired_in_one_month(user.registrar.email).deliver_now
+    end
+  end
+
+  def notify_date_is_expired
+    prepare_data_expired_data.each do |user|
+      next if user.registrar.email.nil?
+
+      AccreditationCenterMailer.test_results_are_expired(user.registrar.email).deliver_now
+    end
+  end
+
+  private
+
+  def prepare_data_month_before
+    ApiUser.where('accreditation_expire_date > ? AND accreditation_expire_date < ?',
+                  Time.zone.now.beginning_of_day + MONTH_BEFORE,
+                  Time.zone.now.end_of_day + MONTH_BEFORE).includes(:registrar)
+  end
+
+  def prepare_data_expired_data
+    ApiUser.where('accreditation_expire_date < ?', Time.zone.now.beginning_of_day).includes(:registrar)
+  end
+end
diff --git a/app/mailers/accreditation_center_mailer.rb b/app/mailers/accreditation_center_mailer.rb
new file mode 100644
index 0000000000..9bfea14e03
--- /dev/null
+++ b/app/mailers/accreditation_center_mailer.rb
@@ -0,0 +1,21 @@
+class AccreditationCenterMailer < ApplicationMailer
+  def test_was_successfully_passed_admin(email)
+    subject = 'Test passed admin'
+    mail(to: email, subject: subject)
+  end
+
+  def test_was_successfully_passed_registrar(email)
+    subject = 'Test passed registrar'
+    mail(to: email, subject: subject)
+  end
+
+  def test_results_will_expired_in_one_month(email)
+    subject = 'Test will expired in one month'
+    mail(to: email, subject: subject)
+  end
+
+  def test_results_are_expired(email)
+    subject = 'Test are expired'
+    mail(to: email, subject: subject)
+  end
+end
diff --git a/app/views/mailers/accreditation_center_mailer/test_results_are_expired.html.erb b/app/views/mailers/accreditation_center_mailer/test_results_are_expired.html.erb
new file mode 100644
index 0000000000..9b67376d4f
--- /dev/null
+++ b/app/views/mailers/accreditation_center_mailer/test_results_are_expired.html.erb
@@ -0,0 +1 @@
+<h1>Test result are expired</h1>
diff --git a/app/views/mailers/accreditation_center_mailer/test_results_will_expired_in_one_month.html.erb b/app/views/mailers/accreditation_center_mailer/test_results_will_expired_in_one_month.html.erb
new file mode 100644
index 0000000000..b9d778f06b
--- /dev/null
+++ b/app/views/mailers/accreditation_center_mailer/test_results_will_expired_in_one_month.html.erb
@@ -0,0 +1 @@
+<h1>Test result will expired in one month</h1>
diff --git a/app/views/mailers/accreditation_center_mailer/test_was_successfully_passed_admin.html.erb b/app/views/mailers/accreditation_center_mailer/test_was_successfully_passed_admin.html.erb
new file mode 100644
index 0000000000..31b5c2f451
--- /dev/null
+++ b/app/views/mailers/accreditation_center_mailer/test_was_successfully_passed_admin.html.erb
@@ -0,0 +1 @@
+<h1>Test was successfully passed (ADMIN)</h1>
diff --git a/app/views/mailers/accreditation_center_mailer/test_was_successfully_passed_registrar.html.erb b/app/views/mailers/accreditation_center_mailer/test_was_successfully_passed_registrar.html.erb
new file mode 100644
index 0000000000..e562982ba0
--- /dev/null
+++ b/app/views/mailers/accreditation_center_mailer/test_was_successfully_passed_registrar.html.erb
@@ -0,0 +1 @@
+<h1>Test was successfully passed (REGISTRAR)</h1>
diff --git a/test/integration/repp/v1/registrar/accreditation_results_test.rb b/test/integration/repp/v1/registrar/accreditation_results_test.rb
index ac9d4fa4ac..92c5df37ca 100644
--- a/test/integration/repp/v1/registrar/accreditation_results_test.rb
+++ b/test/integration/repp/v1/registrar/accreditation_results_test.rb
@@ -18,6 +18,7 @@ def test_should_return_valid_response
     json = JSON.parse(response.body, symbolize_names: true)
 
     assert_response :ok
+    assert_emails 2
     assert_equal json[:data][:user][:username], @user.username
     assert_equal json[:data][:result], "true"
     assert_equal json[:data][:message], "Accreditation info successfully added"
@@ -31,6 +32,7 @@ def test_should_return_valid_response_invalid_authorization
 
     assert_response :unauthorized
 
+    assert_emails 0
     assert_equal json[:code], 2202
     assert_equal json[:message], 'Invalid authorization information'
   end
@@ -43,6 +45,7 @@ def test_should_return_valid_response_record_exception
 
     assert_response :ok
 
+    assert_emails 0
     assert_equal json[:code], 2303
     assert_equal json[:message], "Object 'chungachanga' does not exist"
   end
diff --git a/test/jobs/notify_accreditation_admins_and_registrars_job_test.rb b/test/jobs/notify_accreditation_admins_and_registrars_job_test.rb
new file mode 100644
index 0000000000..82cf2b87d4
--- /dev/null
+++ b/test/jobs/notify_accreditation_admins_and_registrars_job_test.rb
@@ -0,0 +1,38 @@
+require 'test_helper'
+
+class NotifyAccreditationAdminsAndRegistrarsJobTest < ActiveJob::TestCase
+  include ActionMailer::TestHelper
+
+  setup do
+    ActionMailer::Base.deliveries.clear
+  end
+
+  def test_inform_registrars_if_accredation_date_is_expires
+    api_user = users(:api_bestnames)
+    api_user.accreditation_date = Time.now - 2.year - 1.day
+    api_user.accreditation_expire_date = Time.now - 1.day
+    api_user.save
+    api_user.reload
+
+      perform_enqueued_jobs do
+        NotifyAccreditationAdminsAndRegistrarsJob.perform_now
+      end
+
+    assert_emails 1
+  end
+
+  # def test_inform_registrars_if_deadline_date_in_one_month
+  #   api_user = users(:api_bestnames)
+  #   api_user.accreditation_date = Time.now - 2.year - 1.day
+  #   api_user.accreditation_expire_date = Time.now + 1.month - 1.day
+  #   api_user.save
+  #   api_user.reload
+  #
+  #   perform_enqueued_jobs do
+  #     NotifyAccreditationAdminsAndRegistrarsJob.perform_now
+  #   end
+  #
+  #   assert_emails 1
+  # end
+
+end
diff --git a/test/mailers/accrediation_center_mailer_test.rb b/test/mailers/accrediation_center_mailer_test.rb
new file mode 100644
index 0000000000..5aa2568955
--- /dev/null
+++ b/test/mailers/accrediation_center_mailer_test.rb
@@ -0,0 +1,40 @@
+require 'test_helper'
+
+class AccreditationCenterMailerTest < ActionMailer::TestCase
+  setup do
+    @admin = users(:admin)
+    @registrar = registrars(:bestnames)
+  end
+
+  def test_send_mails_for_admins
+    email = AccreditationCenterMailer.test_was_successfully_passed_admin(@admin.email)
+                         .deliver_now
+
+    assert_emails 1
+    assert_equal [@admin.email], email.to
+  end
+
+  def test_send_mails_for_registrar
+    email = AccreditationCenterMailer.test_was_successfully_passed_registrar(@registrar.email)
+                                     .deliver_now
+
+    assert_emails 1
+    assert_equal [@registrar.email], email.to
+  end
+
+  def test_send_mails_month_before
+    email = AccreditationCenterMailer.test_results_will_expired_in_one_month(@registrar.email)
+                                     .deliver_now
+
+    assert_emails 1
+    assert_equal [@registrar.email], email.to
+  end
+
+  def test_send_mails_if_accredation_date_is_expired
+    email = AccreditationCenterMailer.test_results_are_expired(@registrar.email)
+                                     .deliver_now
+
+    assert_emails 1
+    assert_equal [@registrar.email], email.to
+  end
+end