diff --git a/app/mailers/domain_mailer.rb b/app/mailers/domain_mailer.rb
index 28e232a8c..fb2c0e851 100644
--- a/app/mailers/domain_mailer.rb
+++ b/app/mailers/domain_mailer.rb
@@ -9,12 +9,34 @@ class DomainMailer < ApplicationMailer
     compose_from(params)
   end
 
-  def registrant_updated_notification_for_new_registrant(params)
-    compose_from(params)
+
+  def registrant_updated_notification_for_new_registrant(domain_id, old_registrant_id, new_registrant_id, should_deliver)
+    @domain = Domain.find_by(id: domain_id)
+    return unless @domain
+    return if delivery_off?(@domain, should_deliver)
+
+    @old_registrant = Registrant.find(old_registrant_id)
+    @new_registrant = Registrant.find(new_registrant_id)
+
+    return if whitelist_blocked?(@new_registrant.email)
+    mail(to: format(@new_registrant.email),
+         subject: "#{I18n.t(:registrant_updated_notification_for_new_registrant_subject,
+                            name: @domain.name)} [#{@domain.name}]")
   end
 
-  def registrant_updated_notification_for_old_registrant(params)
-    compose_from(params)
+
+  def registrant_updated_notification_for_old_registrant(domain_id, old_registrant_id, new_registrant_id, should_deliver)
+    domain = Domain.find_by(id: domain_id)
+    return unless domain
+    return if delivery_off?(@domain, should_deliver)
+
+    @old_registrant = Registrant.find(old_registrant_id)
+    @new_registrant = Registrant.find(new_registrant_id)
+
+    return if whitelist_blocked?(@old_registrant.email)
+    mail(to: format(@old_registrant.email),
+         subject: "#{I18n.t(:registrant_updated_notification_for_old_registrant_subject,
+                            name: @domain.name)} [#{@domain.name}]")
   end
 
   def pending_update_rejected_notification_for_new_registrant(params)
diff --git a/app/models/domain_mail_model.rb b/app/models/domain_mail_model.rb
index 46309ad52..d443d8783 100644
--- a/app/models/domain_mail_model.rb
+++ b/app/models/domain_mail_model.rb
@@ -20,28 +20,7 @@ class DomainMailModel
     domain_info
     compose
   end
-      
-  def registrant_updated_notification_for_new_registrant
-    registrant
-    subject(:registrant_updated_notification_for_new_registrant_subject)
-    domain_info
-    compose
-  end
 
-  def registrant_updated_notification_for_old_registrant
-    registrant_pending
-    registrant_old
-    subject(:registrant_updated_notification_for_old_registrant_subject)
-    new_registrant = Registrant.find @domain.pending_json['new_registrant_id']
-    @params[:registrant_name] = new_registrant.name
-    @params[:registrant_ident] = new_registrant.ident
-    @params[:registrant_priv] = new_registrant.priv?
-    @params[:registrant_email] = new_registrant.email
-    @params[:registrant_street] = new_registrant.street
-    @params[:registrant_city] = new_registrant.city
-    @params[:registrant_country] = new_registrant.country.name
-    compose
-  end
   
   def pending_update_rejected_notification_for_new_registrant
     registrant_pending
diff --git a/app/models/epp/domain.rb b/app/models/epp/domain.rb
index 1f2dd2d54..2905bd968 100644
--- a/app/models/epp/domain.rb
+++ b/app/models/epp/domain.rb
@@ -525,19 +525,21 @@ class Epp::Domain < Domain
     preclean_pendings
     user  = ApiUser.find(pending_json['current_user_id'])
     frame = Nokogiri::XML(pending_json['frame'])
+    old_registrant_id = registrant_id
 
     self.deliver_emails = true # turn on email delivery
     self.statuses.delete(DomainStatus::PENDING_UPDATE)
     ::PaperTrail.whodunnit = user.id_role_username # updator str should be the request originator not the approval user
 
-    send_mail :registrant_updated_notification_for_old_registrant
     return unless update(frame, user, false)
     clean_pendings!
 
-    send_mail :registrant_updated_notification_for_new_registrant
-    WhoisRecord.find_by(domain_id: id).save # need to reload model
-
     save! # for notification if everything fails
+
+    WhoisRecord.find_by(domain_id: id).save # need to reload model
+    DomainMailer.registrant_updated_notification_for_old_registrant(id, old_registrant_id, registrant_id, should_deliver)
+    DomainMailer.registrant_updated_notification_for_new_registrant(id, old_registrant_id, registrant_id, should_deliver)
+
     true
   end
 
diff --git a/app/views/mailers/domain_mailer/registrant_updated_notification_for_new_registrant.html.erb b/app/views/mailers/domain_mailer/registrant_updated_notification_for_new_registrant.html.erb
index c7d464f43..a654b2f80 100644
--- a/app/views/mailers/domain_mailer/registrant_updated_notification_for_new_registrant.html.erb
+++ b/app/views/mailers/domain_mailer/registrant_updated_notification_for_new_registrant.html.erb
@@ -1,18 +1,18 @@
 Tere,
 <br><br>
-Domeeni <%= @params[:name] %> registreerija vahetuse taotlus on kinnitatud ning andmed registris uuendatud.
+Domeeni <%= @domain.name %> registreerija vahetuse taotlus on kinnitatud ning andmed registris uuendatud.
 <br><br>
 Uue registreerija andmed:<br>
-Nimi: <%= @params[:registrant_name] %><br>
-<% if @params[:registrant_priv] %>
-Isikukood: <%= @params[:registrant_ident] %><br>
+Nimi: <%= @new_registrant.name %><br>
+<% if @new_registrant.priv? %>
+    Isikukood: <%= @new_registrant.ident %><br>
 <% else %>
-Äriregistrikood: <%= @params[:registrant_ident] %><br>
+    Äriregistrikood: <%= @new_registrant.ident %><br>
 <% end %>
-Epost: <%= @params[:registrant_email] %><br>
-Tänav: <%= @params[:registrant_street] %><br>
-Linn: <%= @params[:registrant_city] %><br>
-Riik: <%= @params[:registrant_country] %>
+Epost: <%= @new_registrant.email %><br>
+Tänav: <%= @new_registrant.street %><br>
+Linn: <%= @new_registrant.city %><br>
+Riik: <%= @new_registrant.country.name %>
 <br><br>
 Lugupidamisega<br>
 Eesti Interneti SA
@@ -21,19 +21,19 @@ Eesti Interneti SA
 <br><br>
 Hi,
 <br><br>
-Process for changing registrant of the domain <%= @params[:name] %> has been approved and the data in the registry is updated.
+Process for changing registrant of the domain <%= @domain.name %> has been approved and the data in the registry is updated.
 <br><br>
 New registrant:<br>
-Name: <%= @params[:registrant_name] %><br>
-<% if @params[:registrant_priv] %>
-Personal code: <%= @params[:registrant_ident] %><br>
+Name: <%= @new_registrant.name %><br>
+<% if @new_registrant.priv? %>
+    Personal code: <%= @new_registrant.ident %><br>
 <% else %>
-Business Registry code: <%= @params[:registrant_ident] %><br>
+    Business Registry code: <%= @new_registrant.ident %><br>
 <% end %>
-E-mail: <%= @params[:registrant_email] %><br>
-Street: <%= @params[:registrant_street] %><br>
-City: <%= @params[:registrant_city] %><br>
-Country: <%= @params[:registrant_country] %>
+E-mail: <%= @new_registrant.email %><br>
+Street: <%= @new_registrant.street %><br>
+City: <%= @new_registrant.city %><br>
+Country: <%= @new_registrant.country.name %>
 <br><br>
 Best Regards,<br>
 Estonian Internet Foundation
diff --git a/app/views/mailers/domain_mailer/registrant_updated_notification_for_new_registrant.text.erb b/app/views/mailers/domain_mailer/registrant_updated_notification_for_new_registrant.text.erb
index 115655897..64db26ec7 100644
--- a/app/views/mailers/domain_mailer/registrant_updated_notification_for_new_registrant.text.erb
+++ b/app/views/mailers/domain_mailer/registrant_updated_notification_for_new_registrant.text.erb
@@ -1,18 +1,19 @@
 Tere,
 
-Domeeni <%= @params[:name] %> registreerija vahetuse taotlus on kinnitatud ning andmed registris uuendatud.
+Domeeni <%= @domain.name %> registreerija vahetuse taotlus on kinnitatud ning andmed registris uuendatud.
 
 Uue registreerija andmed:
-Nimi: <%= @params[:registrant_name] %>
-<% if @params[:registrant_priv] %>
-Isikukood: <%= @params[:registrant_ident] %>
+Nimi: <%= @new_registrant.name %>
+
+<% if @new_registrant.priv? %>
+    Isikukood: <%= @new_registrant.ident %>
 <% else %>
-Äriregistrikood: <%= @params[:registrant_ident] %>
+    Äriregistrikood: <%= @new_registrant.ident %>
 <% end %>
-Epost: <%= @params[:registrant_email] %>
-Tänav: <%= @params[:registrant_street] %>
-Linn: <%= @params[:registrant_city] %>
-Riik: <%= @params[:registrant_country] %>
+Epost: <%= @new_registrant.email %>
+Tänav: <%= @new_registrant.street %>
+Linn: <%= @new_registrant.city %>
+Riik: <%= @new_registrant.country.name %>
 
 Lugupidamisega
 Eesti Interneti SA
@@ -21,19 +22,20 @@ Eesti Interneti SA
 
 Hi,
 
-Process for changing registrant of the domain <%= @params[:name] %> has been approved and the data in the registry is updated.
+Process for changing registrant of the domain <%= @domain.name %> has been approved and the data in the registry is updated.
 
 New registrant:
-Name: <%= @params[:registrant_name] %>
-<% if @params[:registrant_priv] %>
-Personal code: <%= @params[:registrant_ident] %>
+Name: <%= @new_registrant.name %>
+
+<% if @new_registrant.priv? %>
+    Personal code: <%= @new_registrant.ident %>
 <% else %>
-Business Registry code: <%= @params[:registrant_ident] %>
+    Business Registry code: <%= @new_registrant.ident %>
 <% end %>
-E-mail: <%= @params[:registrant_email] %>
-Street: <%= @params[:registrant_street] %>
-City: <%= @params[:registrant_city] %>
-Country: <%= @params[:registrant_country] %>
+E-mail: <%= @new_registrant.email %>
+Street: <%= @new_registrant.street %>
+City: <%= @new_registrant.city %>
+Country: <%= @new_registrant.country.name %>
 
 Best Regards,
 Estonian Internet Foundation
diff --git a/app/views/mailers/domain_mailer/registrant_updated_notification_for_old_registrant.html.erb b/app/views/mailers/domain_mailer/registrant_updated_notification_for_old_registrant.html.erb
index b41e1f1eb..180988f08 100644
--- a/app/views/mailers/domain_mailer/registrant_updated_notification_for_old_registrant.html.erb
+++ b/app/views/mailers/domain_mailer/registrant_updated_notification_for_old_registrant.html.erb
@@ -1,18 +1,18 @@
 Tere,
 <br><br>
-Domeeni <%= @params[:name] %> registreerija vahetuse taotlus on kinnitatud ning andmed registris uuendatud.
+Domeeni <%= @domain.name %> registreerija vahetuse taotlus on kinnitatud ning andmed registris uuendatud.
 <br><br>
 Uue registreerija andmed:<br>
-Nimi: <%= @params[:new_registrant_name] %><br>
-<% if @params[:registrant_priv] %>
-Isikukood: <%= @params[:registrant_ident] %><br>
+Nimi: <%= @new_registrant.name %><br>
+<% if @new_registrant.priv? %>
+Isikukood: <%= @new_registrant.ident %><br>
 <% else %>
-Äriregistrikood: <%= @params[:registrant_ident] %><br>
+Äriregistrikood: <%= @new_registrant.ident %><br>
 <% end %>
-Epost: <%= @params[:registrant_email] %><br>
-Tänav: <%= @params[:registrant_street] %><br>
-Linn: <%= @params[:registrant_city] %><br>
-Riik: <%= @params[:registrant_country] %>
+Epost: <%= @new_registrant.email %><br>
+Tänav: <%= @new_registrant.street %><br>
+Linn: <%= @new_registrant.city %><br>
+Riik: <%= @new_registrant.country.name %>
 <br><br>
 Lugupidamisega<br>
 Eesti Interneti SA
@@ -21,19 +21,19 @@ Eesti Interneti SA
 <br><br>
 Hi,
 <br><br>
-Process for changing registrant of the domain <%= @params[:name] %> has been approved and the data in the registry is updated.
+Process for changing registrant of the domain <%= @domain.name %> has been approved and the data in the registry is updated.
 <br><br>
 New registrant:<br>
-Name: <%= @params[:new_registrant_name] %><br>
-<% if @params[:registrant_priv] %>
-Personal code: <%= @params[:registrant_ident] %><br>
+Name: <%= @new_registrant.name %><br>
+<% if @new_registrant.priv? %>
+Personal code: <%= @new_registrant.ident %><br>
 <% else %>
-Business Registry code: <%= @params[:registrant_ident] %><br>
+Business Registry code: <%= @new_registrant.ident %><br>
 <% end %>
-E-mail: <%= @params[:registrant_email] %><br>
-Street: <%= @params[:registrant_street] %><br>
-City: <%= @params[:registrant_city] %><br>
-Country: <%= @params[:registrant_country] %>
+E-mail: <%= @new_registrant.email %><br>
+Street: <%= @new_registrant.street %><br>
+City: <%= @new_registrant.city %><br>
+Country: <%= @new_registrant.country.name %>
 <br><br>
 Best Regards,<br>
 Estonian Internet Foundation
diff --git a/app/views/mailers/domain_mailer/registrant_updated_notification_for_old_registrant.text.erb b/app/views/mailers/domain_mailer/registrant_updated_notification_for_old_registrant.text.erb
index c2efa5af9..1d45fb5e0 100644
--- a/app/views/mailers/domain_mailer/registrant_updated_notification_for_old_registrant.text.erb
+++ b/app/views/mailers/domain_mailer/registrant_updated_notification_for_old_registrant.text.erb
@@ -1,19 +1,19 @@
 Tere,
 
-Domeeni <%= @params[:name] %> registreerija vahetuse taotlus on kinnitatud ning andmed registris uuendatud.
+Domeeni <%= @domain.name %> registreerija vahetuse taotlus on kinnitatud ning andmed registris uuendatud.
 
 Uue registreerija andmed:
-Nimi: <%= @params[:new_registrant_name] %>
+Nimi: <%= @new_registrant.name %>
 
-<% if @params[:registrant_priv] %>
-Isikukood: <%= @params[:registrant_ident] %>
+<% if @new_registrant.priv? %>
+Isikukood: <%= @new_registrant.ident %>
 <% else %>
-Äriregistrikood: <%= @params[:registrant_ident] %>
+Äriregistrikood: <%= @new_registrant.ident %>
 <% end %>
-Epost: <%= @params[:registrant_email] %>
-Tänav: <%= @params[:registrant_street] %>
-Linn: <%= @params[:registrant_city] %>
-Riik: <%= @params[:registrant_country] %>
+Epost: <%= @new_registrant.email %>
+Tänav: <%= @new_registrant.street %>
+Linn: <%= @new_registrant.city %>
+Riik: <%= @new_registrant.country.name %>
 
 Lugupidamisega
 Eesti Interneti SA
@@ -22,20 +22,20 @@ Eesti Interneti SA
 
 Hi,
 
-Process for changing registrant of the domain <%= @params[:name] %> has been approved and the data in the registry is updated.
+Process for changing registrant of the domain <%= @domain.name %> has been approved and the data in the registry is updated.
 
 New registrant:
-Name: <%= @params[:new_registrant_name] %>
+Name: <%= @new_registrant.name %>
 
-<% if @params[:registrant_priv] %>
-Personal code: <%= @params[:registrant_ident] %>
+<% if @new_registrant.priv? %>
+Personal code: <%= @new_registrant.ident %>
 <% else %>
-Business Registry code: <%= @params[:registrant_ident] %>
+Business Registry code: <%= @new_registrant.ident %>
 <% end %>
-E-mail: <%= @params[:registrant_email] %>
-Street: <%= @params[:registrant_street] %>
-City: <%= @params[:registrant_city] %>
-Country: <%= @params[:registrant_country] %>
+E-mail: <%= @new_registrant.email %>
+Street: <%= @new_registrant.street %>
+City: <%= @new_registrant.city %>
+Country: <%= @new_registrant.country.name %>
 
 Best Regards,
 Estonian Internet Foundation
diff --git a/spec/mailers/domain_mailer_spec.rb b/spec/mailers/domain_mailer_spec.rb
index 3f645f7e0..9963fdd38 100644
--- a/spec/mailers/domain_mailer_spec.rb
+++ b/spec/mailers/domain_mailer_spec.rb
@@ -153,7 +153,7 @@ describe DomainMailer do
       @registrant = Fabricate(:registrant, email: 'test@example.com')
       @domain = Fabricate(:domain, registrant: @registrant)
       @domain.deliver_emails = true
-      @mail = DomainMailer.registrant_updated_notification_for_new_registrant(@domain.id, deliver_emails)
+      @mail = DomainMailer.registrant_updated_notification_for_new_registrant(@domain.id, @registrant.id, @registrant.id, deliver_emails)
     end
 
     it 'should render email subject' do
@@ -178,7 +178,7 @@ describe DomainMailer do
       @registrant = Fabricate(:registrant, email: 'test@example.com')
       @domain = Fabricate(:domain, registrant: @registrant)
       @domain.deliver_emails = true
-      @mail = DomainMailer.registrant_updated_notification_for_old_registrant(@domain.id, deliver_emails)
+      @mail = DomainMailer.registrant_updated_notification_for_old_registrant(@domain.id, @registrant.id, @registrant.id, deliver_emails)
     end
 
     it 'should render email subject' do