diff --git a/app/views/admin/registrars/form/_billing.html.erb b/app/views/admin/registrars/form/_billing.html.erb
index 91086918b..e3bb6629e 100644
--- a/app/views/admin/registrars/form/_billing.html.erb
+++ b/app/views/admin/registrars/form/_billing.html.erb
@@ -47,6 +47,7 @@
                     </div>
                     <div class="col-md-7">
                         <%= f.email_field :billing_email, class: 'form-control' %>
+                        <span class="help-block"><%= t '.billing_email_hint' %></span>
                     </div>
                 </div>
 
diff --git a/config/locales/admin/registrars.en.yml b/config/locales/admin/registrars.en.yml
index 88e95843e..b6ba75fc9 100644
--- a/config/locales/admin/registrars.en.yml
+++ b/config/locales/admin/registrars.en.yml
@@ -61,6 +61,7 @@ en:
             Applies to new invoices.
             Leave blank if a registrar is VAT-registered;
             registry's rate of %{registry_vat_rate} will be applied in this case.
+          billing_email_hint: Contact email will be used for billing purposes if left blank
           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