diff --git a/app/controllers/api/v1/registrant/contacts_controller.rb b/app/controllers/api/v1/registrant/contacts_controller.rb
new file mode 100644
index 000000000..de5ef9dcf
--- /dev/null
+++ b/app/controllers/api/v1/registrant/contacts_controller.rb
@@ -0,0 +1,57 @@
+module Api
+  module V1
+    module Registrant
+      class ContactsController < BaseController
+        before_action :set_contacts_pool
+
+        def index
+          limit = params[:limit] || 200
+          offset = params[:offset] || 0
+
+          if limit.to_i > 200 || limit.to_i < 1
+            render(json: { errors: [{ limit: ['parameter is out of range'] }] },
+                   status: :bad_request) && return
+          end
+
+          if offset.to_i.negative?
+            render(json: { errors: [{ offset: ['parameter is out of range'] }] },
+                   status: :bad_request) && return
+          end
+
+          @contacts = @contacts_pool.limit(limit).offset(offset)
+          render json: @contacts
+        end
+
+        def show
+          @contact = @contacts_pool.find_by(uuid: params[:uuid])
+
+          if @contact
+            render json: @contact
+          else
+            render json: { errors: [{ base: ['Contact not found'] }] }, status: :not_found
+          end
+        end
+
+        private
+
+        def set_contacts_pool
+          country_code, ident = current_user.registrant_ident.to_s.split '-'
+          associated_domain_ids = begin
+            BusinessRegistryCache.fetch_by_ident_and_cc(ident, country_code).associated_domain_ids
+          end
+
+          available_contacts_ids = begin
+            DomainContact.where(domain_id: associated_domain_ids).pluck(:contact_id) |
+              Domain.where(id: associated_domain_ids).pluck(:registrant_id)
+          end
+
+          @contacts_pool = Contact.where(id: available_contacts_ids)
+        rescue Soap::Arireg::NotAvailableError => error
+          Rails.logger.fatal("[EXCEPTION] #{error}")
+          render json: { errors: [{ base: ['Business Registry not available'] }] },
+                 status: :service_unavailable and return
+        end
+      end
+    end
+  end
+end
diff --git a/app/controllers/api/v1/registrant/domains_controller.rb b/app/controllers/api/v1/registrant/domains_controller.rb
index 49e950155..274ce01e8 100644
--- a/app/controllers/api/v1/registrant/domains_controller.rb
+++ b/app/controllers/api/v1/registrant/domains_controller.rb
@@ -1,5 +1,3 @@
-require 'rails5_api_controller_backport'
-
 module Api
   module V1
     module Registrant
diff --git a/app/controllers/registrant/contacts_controller.rb b/app/controllers/registrant/contacts_controller.rb
index f73650de2..267b4d68d 100644
--- a/app/controllers/registrant/contacts_controller.rb
+++ b/app/controllers/registrant/contacts_controller.rb
@@ -26,4 +26,4 @@ class Registrant::ContactsController < RegistrantController
       BusinessRegistryCache.fetch_by_ident_and_cc(ident, ident_cc).associated_domain_ids
     end
   end
-end
\ No newline at end of file
+end
diff --git a/config/routes.rb b/config/routes.rb
index a2b2ca790..2f6ac3ae9 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -26,6 +26,7 @@ Rails.application.routes.draw do
         resources :domains, only: %i[index show], param: :uuid do
           resource :registry_lock, only: %i[create destroy]
         end
+        resources :contacts, only: %i[index show], param: :uuid
       end
     end
   end
diff --git a/test/integration/api/registrant/registrant_api_contacts_test.rb b/test/integration/api/registrant/registrant_api_contacts_test.rb
new file mode 100644
index 000000000..ddeaee9f3
--- /dev/null
+++ b/test/integration/api/registrant/registrant_api_contacts_test.rb
@@ -0,0 +1,117 @@
+require 'test_helper'
+require 'auth_token/auth_token_creator'
+
+class RegistrantApiContactsTest < ApplicationIntegrationTest
+  def setup
+    super
+
+    @original_registry_time = Setting.days_to_keep_business_registry_cache
+    Setting.days_to_keep_business_registry_cache = 1
+    travel_to Time.zone.parse('2010-07-05')
+
+    @user = users(:registrant)
+    @auth_headers = { 'HTTP_AUTHORIZATION' => auth_token }
+  end
+
+  def teardown
+    super
+
+    Setting.days_to_keep_business_registry_cache = @original_registry_time
+    travel_back
+  end
+
+  def test_root_returns_domain_list
+    get '/api/v1/registrant/contacts', {}, @auth_headers
+    assert_equal(200, response.status)
+
+    json_body = JSON.parse(response.body, symbolize_names: true)
+    assert_equal(5, json_body.count)
+    array_of_contact_codes = json_body.map { |x| x[:code] }
+    assert(array_of_contact_codes.include?('william-001'))
+    assert(array_of_contact_codes.include?('jane-001'))
+  end
+
+  def test_root_accepts_limit_and_offset_parameters
+    get '/api/v1/registrant/contacts', { 'limit' => 1, 'offset' => 0 }, @auth_headers
+    response_json = JSON.parse(response.body, symbolize_names: true)
+    assert_equal(200, response.status)
+    assert_equal(1, response_json.count)
+
+    get '/api/v1/registrant/contacts', {}, @auth_headers
+    response_json = JSON.parse(response.body, symbolize_names: true)
+    assert_equal(5, response_json.count)
+  end
+
+  def test_get_contact_details_by_uuid
+    get '/api/v1/registrant/contacts/0aa54704-d6f7-4ca9-b8ca-2827d9a4e4eb', {}, @auth_headers
+    assert_equal(200, response.status)
+
+    contact = JSON.parse(response.body, symbolize_names: true)
+    assert_equal('william@inbox.test', contact[:email])
+  end
+
+  def test_root_returns_503_when_business_registry_is_not_available
+    raise_not_available = -> (a, b) { raise Soap::Arireg::NotAvailableError.new({}) }
+    BusinessRegistryCache.stub :fetch_by_ident_and_cc, raise_not_available do
+      get '/api/v1/registrant/contacts', {}, @auth_headers
+
+      assert_equal(503, response.status)
+      response_json = JSON.parse(response.body, symbolize_names: true)
+      assert_equal({ errors: [base: ['Business Registry not available']] }, response_json)
+    end
+  end
+
+  def test_get_contact_details_by_uuid_returns_404_for_non_existent_contact
+    get '/api/v1/registrant/contacts/nonexistent-uuid', {}, @auth_headers
+    assert_equal(404, response.status)
+
+    response_json = JSON.parse(response.body, symbolize_names: true)
+    assert_equal({ errors: [{ base: ['Contact not found'] }] }, response_json)
+  end
+
+  def test_root_does_not_accept_limit_higher_than_200
+    get '/api/v1/registrant/contacts', { 'limit' => 400, 'offset' => 0 }, @auth_headers
+    assert_equal(400, response.status)
+    response_json = JSON.parse(response.body, symbolize_names: true)
+    assert_equal({ errors: [{ limit: ['parameter is out of range'] }] }, response_json)
+  end
+
+  def test_root_does_not_accept_offset_lower_than_0
+    get '/api/v1/registrant/contacts', { 'limit' => 200, 'offset' => "-10" }, @auth_headers
+    assert_equal(400, response.status)
+    response_json = JSON.parse(response.body, symbolize_names: true)
+    assert_equal({ errors: [{ offset: ['parameter is out of range'] }] }, response_json)
+  end
+
+  def test_root_returns_401_without_authorization
+    get '/api/v1/registrant/contacts', {}, {}
+    assert_equal(401, response.status)
+    json_body = JSON.parse(response.body, symbolize_names: true)
+
+    assert_equal({ errors: [base: ['Not authorized']] }, json_body)
+  end
+
+  def test_details_returns_401_without_authorization
+    get '/api/v1/registrant/contacts/c0a191d5-3793-4f0b-8f85-491612d0293e', {}, {}
+    assert_equal(401, response.status)
+    json_body = JSON.parse(response.body, symbolize_names: true)
+
+    assert_equal({ errors: [base: ['Not authorized']] }, json_body)
+  end
+
+  def test_details_returns_404_for_non_existent_contact
+    get '/api/v1/registrant/contacts/some-random-uuid', {}, @auth_headers
+    assert_equal(404, response.status)
+    json_body = JSON.parse(response.body, symbolize_names: true)
+
+    assert_equal({ errors: [base: ['Contact not found']] }, json_body)
+  end
+
+  private
+
+  def auth_token
+    token_creator = AuthTokenCreator.create_with_defaults(@user)
+    hash = token_creator.token_in_hash
+    "Bearer #{hash[:access_token]}"
+  end
+end