diff --git a/app/controllers/admin/registrars_controller.rb b/app/controllers/admin/registrars_controller.rb
index 1e9df288b..b925a8156 100644
--- a/app/controllers/admin/registrars_controller.rb
+++ b/app/controllers/admin/registrars_controller.rb
@@ -3,6 +3,7 @@ module Admin
     load_and_authorize_resource
     before_action :set_registrar, only: [:show, :edit, :update, :destroy]
     helper_method :registry_vat_rate
+    helper_method :iban_max_length
 
     def index
       @q = Registrar.joins(:accounts).ordered.search(params[:q])
@@ -73,11 +74,16 @@ module Admin
                                         :vat_rate,
                                         :accounting_customer_code,
                                         :billing_email,
+                                        :iban,
                                         :language)
     end
 
     def registry_vat_rate
       Registry.current.vat_rate
     end
+
+    def iban_max_length
+      Iban.max_length
+    end
   end
 end
diff --git a/app/controllers/registrar/account_controller.rb b/app/controllers/registrar/account_controller.rb
index 1bcf9e468..0bb40ae3c 100644
--- a/app/controllers/registrar/account_controller.rb
+++ b/app/controllers/registrar/account_controller.rb
@@ -1,6 +1,7 @@
 class Registrar
   class AccountController < BaseController
     skip_authorization_check
+    helper_method :iban_max_length
 
     def show; end
 
@@ -18,7 +19,11 @@ class Registrar
     private
 
     def registrar_params
-      params.require(:registrar).permit(:billing_email)
+      params.require(:registrar).permit(:billing_email, :iban)
+    end
+
+    def iban_max_length
+      Iban.max_length
     end
   end
 end
\ No newline at end of file
diff --git a/app/models/iban.rb b/app/models/iban.rb
new file mode 100644
index 000000000..260aca827
--- /dev/null
+++ b/app/models/iban.rb
@@ -0,0 +1,5 @@
+class Iban
+  def self.max_length
+    34
+  end
+end
\ No newline at end of file
diff --git a/app/views/admin/registrars/form/_billing.html.erb b/app/views/admin/registrars/form/_billing.html.erb
index e9f9b5c88..91086918b 100644
--- a/app/views/admin/registrars/form/_billing.html.erb
+++ b/app/views/admin/registrars/form/_billing.html.erb
@@ -67,6 +67,16 @@
                         </div>
                     <% end %>
                 </div>
+
+                <div class="form-group">
+                    <div class="col-md-4 control-label">
+                        <%= f.label :iban %>
+                    </div>
+                    <div class="col-md-7">
+                        <%= f.text_field :iban, maxlength: iban_max_length, class: 'form-control' %>
+                        <span class="help-block"><%= t '.iban_hint' %></span>
+                    </div>
+                </div>
             </div>
         </div>
     </div>
diff --git a/app/views/admin/registrars/show/_billing.html.erb b/app/views/admin/registrars/show/_billing.html.erb
index 7ed9826ad..da79b9074 100644
--- a/app/views/admin/registrars/show/_billing.html.erb
+++ b/app/views/admin/registrars/show/_billing.html.erb
@@ -19,6 +19,9 @@
 
             <dt><%= Registrar.human_attribute_name :reference_no %></dt>
             <dd><%= registrar.reference_no %></dd>
+
+            <dt><%= Registrar.human_attribute_name :iban %></dt>
+            <dd><%= registrar.iban %></dd>
         </dl>
     </div>
 </div>
\ No newline at end of file
diff --git a/app/views/registrar/account/_details.html.erb b/app/views/registrar/account/_details.html.erb
index 9e35da899..185b046c8 100644
--- a/app/views/registrar/account/_details.html.erb
+++ b/app/views/registrar/account/_details.html.erb
@@ -7,6 +7,9 @@
         <dl class="dl-horizontal">
             <dt><%= Registrar.human_attribute_name :billing_email %></dt>
             <dd><%= registrar.billing_email %></dd>
+
+            <dt><%= Registrar.human_attribute_name :iban %></dt>
+            <dd><%= registrar.iban %></dd>
         </dl>
     </div>
 
diff --git a/app/views/registrar/account/_form.html.erb b/app/views/registrar/account/_form.html.erb
index c2bb6aa82..ab1fb0294 100644
--- a/app/views/registrar/account/_form.html.erb
+++ b/app/views/registrar/account/_form.html.erb
@@ -11,6 +11,17 @@
         </div>
     </div>
 
+    <div class="form-group">
+        <div class="col-sm-2 control-label">
+            <%= f.label :iban %>
+        </div>
+
+        <div class="col-sm-4">
+            <%= f.text_field :iban, maxlength: iban_max_length, class: 'form-control' %>
+            <span class="help-block"><%= t '.iban_hint' %></span>
+        </div>
+    </div>
+
     <hr>
 
     <div class="row">
diff --git a/app/views/registrar/account/show.html.erb b/app/views/registrar/account/show.html.erb
index 53218d1f7..46813fa96 100644
--- a/app/views/registrar/account/show.html.erb
+++ b/app/views/registrar/account/show.html.erb
@@ -3,13 +3,13 @@
 </div>
 
 <div class="row">
-    <div class="col-sm-5">
+    <div class="col-sm-6">
         <%= render 'details', registrar: current_registrar_user.registrar %>
     </div>
 </div>
 
 <div class="row">
-    <div class="col-sm-5">
+    <div class="col-sm-6">
         <%= render 'linked_users', linked_users: current_registrar_user.linked_users %>
     </div>
 </div>
\ No newline at end of file
diff --git a/config/locales/admin/registrars.en.yml b/config/locales/admin/registrars.en.yml
index 7256fabb2..88e95843e 100644
--- a/config/locales/admin/registrars.en.yml
+++ b/config/locales/admin/registrars.en.yml
@@ -63,6 +63,7 @@ en:
             registry's rate of %{registry_vat_rate} will be applied in this case.
           no_reference_number_hint: Reference number will be generated automatically
           disabled_reference_number_hint: Reference number cannot be changed
+          iban_hint: Used for e-invoices
 
         preferences:
           header: Preferences
\ No newline at end of file
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 066f569e1..4bb40ed5d 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -692,3 +692,4 @@ en:
     ipv4: IPv4
     ipv6: IPv6
     reference_no: Reference number
+    iban: IBAN
diff --git a/config/locales/registrar/account.en.yml b/config/locales/registrar/account.en.yml
index 94d4783d5..a4f3f8f2a 100644
--- a/config/locales/registrar/account.en.yml
+++ b/config/locales/registrar/account.en.yml
@@ -8,6 +8,7 @@ en:
         header: Edit your account
 
       form:
+        iban_hint: Required for sending e-invoices to the bank
         submit_btn: Save changes
 
       update:
diff --git a/db/migrate/20190515113153_add_registrars_iban.rb b/db/migrate/20190515113153_add_registrars_iban.rb
new file mode 100644
index 000000000..2f1e7b50f
--- /dev/null
+++ b/db/migrate/20190515113153_add_registrars_iban.rb
@@ -0,0 +1,5 @@
+class AddRegistrarsIban < ActiveRecord::Migration
+  def change
+    add_column :registrars, :iban, :string
+  end
+end
diff --git a/db/structure.sql b/db/structure.sql
index bec0a6f55..6fd2efa2e 100644
--- a/db/structure.sql
+++ b/db/structure.sql
@@ -2200,7 +2200,8 @@ CREATE TABLE public.registrars (
     reference_no character varying NOT NULL,
     test_registrar boolean DEFAULT false,
     language character varying NOT NULL,
-    vat_rate numeric(4,3)
+    vat_rate numeric(4,3),
+    iban character varying
 );
 
 
@@ -4966,5 +4967,7 @@ INSERT INTO schema_migrations (version) VALUES ('20190510090240');
 
 INSERT INTO schema_migrations (version) VALUES ('20190510102549');
 
+INSERT INTO schema_migrations (version) VALUES ('20190515113153');
+
 INSERT INTO schema_migrations (version) VALUES ('20190520093231');
 
diff --git a/test/fixtures/registrars.yml b/test/fixtures/registrars.yml
index 2f5ed74cf..b0ae6d280 100644
--- a/test/fixtures/registrars.yml
+++ b/test/fixtures/registrars.yml
@@ -11,6 +11,7 @@ bestnames:
   billing_email: billing@bestnames.test
   website:  https://bestnames.test
   reference_no: 13
+  iban: GB33BUKB20201555555555
 
 goodnames:
   name: Good Names
diff --git a/test/integration/admin_area/registrars_test.rb b/test/integration/admin_area/registrars_test.rb
new file mode 100644
index 000000000..009e7c6d6
--- /dev/null
+++ b/test/integration/admin_area/registrars_test.rb
@@ -0,0 +1,20 @@
+require 'test_helper'
+
+class AdminAreaRegistrarsIntegrationTest < ActionDispatch::IntegrationTest
+  include Devise::Test::IntegrationHelpers
+
+  setup do
+    @registrar = registrars(:bestnames)
+    sign_in users(:admin)
+  end
+
+  def test_updates_registrar_optional_attributes
+    new_iban = 'GB94BARC10201530093459'
+    assert_not_equal new_iban, @registrar.iban
+
+    patch admin_registrar_path(@registrar), registrar: { iban: new_iban }
+    @registrar.reload
+
+    assert_equal new_iban, @registrar.iban
+  end
+end
\ No newline at end of file
diff --git a/test/models/iban_test.rb b/test/models/iban_test.rb
new file mode 100644
index 000000000..8455c4e86
--- /dev/null
+++ b/test/models/iban_test.rb
@@ -0,0 +1,7 @@
+require 'test_helper'
+
+class IbanTest < ActiveSupport::TestCase
+  def test_returns_max_length
+    assert_equal 34, Iban.max_length
+  end
+end
\ No newline at end of file
diff --git a/test/system/registrar_area/account_test.rb b/test/system/registrar_area/account_test.rb
index 438de2629..81db3ed4b 100644
--- a/test/system/registrar_area/account_test.rb
+++ b/test/system/registrar_area/account_test.rb
@@ -8,15 +8,19 @@ class RegistrarAccountTest < ApplicationSystemTestCase
 
   def test_updates_account
     new_billing_email = 'new@registrar.test'
+    new_iban = 'GB77BARC20201530093459'
     assert_not_equal new_billing_email, @registrar.billing_email
+    assert_not_equal new_iban, @registrar.iban
 
     visit registrar_account_path
     click_on 'Edit'
 
     fill_in 'Billing email', with: new_billing_email
+    fill_in 'IBAN', with: new_iban
     click_on 'Save changes'
 
     assert_text 'Your account has been updated'
     assert_text new_billing_email
+    assert_text new_iban
   end
 end
\ No newline at end of file