diff --git a/app/models/concerns/domain/transferable.rb b/app/models/concerns/domain/transferable.rb
index 9de2fff83..5400e9409 100644
--- a/app/models/concerns/domain/transferable.rb
+++ b/app/models/concerns/domain/transferable.rb
@@ -59,7 +59,7 @@ module Concerns::Domain::Transferable
     copied_ids = []
     domain_contacts.each do |dc|
       contact = Contact.find(dc.contact_id)
-      next if copied_ids.include?(contact.id) || contact.registrar == new_registrar
+      next if copied_ids.include?(uniq_contact_hash(dc)) || contact.registrar == new_registrar
 
       if registrant_id_was == contact.id # registrant was copied previously, do not copy it again
         oc = OpenStruct.new(id: registrant_id)
@@ -72,7 +72,11 @@ module Concerns::Domain::Transferable
       else
         dc.update(contact_id: oc.id)
       end
-      copied_ids << contact.id
+      copied_ids << uniq_contact_hash(dc)
     end
   end
+
+  def uniq_contact_hash(contact)
+    Digest::SHA1.hexdigest(contact.contact_id.to_s + contact.type)
+  end
 end
diff --git a/test/integration/epp/domain/transfer/request_test.rb b/test/integration/epp/domain/transfer/request_test.rb
index 1c3614421..273a9f490 100644
--- a/test/integration/epp/domain/transfer/request_test.rb
+++ b/test/integration/epp/domain/transfer/request_test.rb
@@ -3,6 +3,7 @@ require 'test_helper'
 class EppDomainTransferRequestTest < EppTestCase
   def setup
     @domain = domains(:shop)
+    @contact = contacts(:jane)
     @new_registrar = registrars(:goodnames)
     @original_transfer_wait_time = Setting.transfer_wait_time
     Setting.transfer_wait_time = 0
@@ -12,6 +13,95 @@ class EppDomainTransferRequestTest < EppTestCase
     Setting.transfer_wait_time = @original_transfer_wait_time
   end
 
+  def test_transfer_domain_with_contacts_if_registrant_and_tech_are_shared
+    @domain.tech_domain_contacts[0].update!(contact_id: @domain.registrant.id)
+
+    @domain.tech_domain_contacts[1].delete
+    @domain.reload
+
+    post epp_transfer_path, params: { frame: request_xml },
+           headers: { 'HTTP_COOKIE' => 'session=api_goodnames' }
+
+    assert_epp_response :completed_successfully
+    
+    @domain.reload
+
+    tech = Contact.find_by(id: @domain.tech_domain_contacts[0].contact_id)
+
+    assert_equal @domain.contacts.where(original_id: @domain.registrant.original_id).count, 1
+    assert_equal tech.registrar_id, @domain.registrar.id
+  end
+
+  def test_transfer_domain_with_contacts_if_registrant_and_admin_are_shared
+    @domain.admin_domain_contacts[0].update!(contact_id: @domain.registrant.id)
+    @domain.tech_domain_contacts[0].update!(contact_id: @contact.id)
+    
+    @domain.tech_domain_contacts[1].delete
+    @domain.reload
+
+    post epp_transfer_path, params: { frame: request_xml },
+           headers: { 'HTTP_COOKIE' => 'session=api_goodnames' }
+
+    assert_epp_response :completed_successfully
+    
+    @domain.reload
+
+    admin = Contact.find_by(id: @domain.admin_domain_contacts[0].contact_id)
+
+    assert_equal @domain.contacts.where(original_id: @domain.registrant.original_id).count, 1
+    assert_equal admin.registrar_id, @domain.registrar.id
+  end
+
+  def test_transfer_domain_with_contacts_if_admin_and_tech_are_shared
+    @domain.admin_domain_contacts[0].update!(contact_id: @contact.id)
+    @domain.tech_domain_contacts[0].update!(contact_id: @contact.id)
+
+    @domain.tech_domain_contacts[1].delete
+    @domain.reload
+
+    post epp_transfer_path, params: { frame: request_xml },
+           headers: { 'HTTP_COOKIE' => 'session=api_goodnames' }
+
+    assert_epp_response :completed_successfully
+
+    @domain.reload
+
+    admin = Contact.find_by(id: @domain.admin_domain_contacts[0].contact_id)
+    tech = Contact.find_by(id: @domain.tech_domain_contacts[0].contact_id)
+
+    result_hash = @domain.contacts.pluck(:original_id).group_by(&:itself).transform_values(&:count)
+    assert result_hash[admin.original_id], 2
+
+    assert_equal admin.registrar_id, @domain.registrar.id
+    assert_equal tech.registrar_id, @domain.registrar.id
+  end
+
+  def test_transfer_domain_with_contacts_if_admin_and_tech_and_registrant_are_shared
+    @domain.tech_domain_contacts[0].update!(contact_id: @domain.registrant.id)
+    @domain.admin_domain_contacts[0].update!(contact_id: @domain.registrant.id)
+
+    @domain.tech_domain_contacts[1].delete
+    @domain.reload
+
+    post epp_transfer_path, params: { frame: request_xml },
+           headers: { 'HTTP_COOKIE' => 'session=api_goodnames' }
+
+    assert_epp_response :completed_successfully
+
+    @domain.reload
+
+    admin = Contact.find_by(id: @domain.admin_domain_contacts[0].contact_id)
+    tech = Contact.find_by(id: @domain.tech_domain_contacts[0].contact_id)
+
+    assert_equal @domain.contacts.where(original_id: @domain.registrant.original_id).count, 2
+
+    result_hash = @domain.contacts.pluck(:original_id).group_by(&:itself).transform_values(&:count)
+    assert result_hash[@domain.registrant.original_id], 2
+
+    assert_equal admin.registrar_id, @domain.registrar.id
+    assert_equal tech.registrar_id, @domain.registrar.id
+  end
+
   def test_transfers_domain_at_once
     post epp_transfer_path, params: { frame: request_xml },
          headers: { 'HTTP_COOKIE' => 'session=api_goodnames' }