diff --git a/.reek b/.reek
index d7d39a198..a511bdb43 100644
--- a/.reek
+++ b/.reek
@@ -289,7 +289,6 @@ DuplicateMethodCall:
   - Domain#renewable?
   - Domain#set_graceful_expired
   - DomainCron#self.clean_expired_pendings
-  - DomainCron#self.delete_legal_doc_duplicates
   - DomainCron#self.destroy_delete_candidates
   - DomainCron#self.start_expire_period
   - DomainCron#self.start_redemption_grace_period
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 000000000..0c2c51e25
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,23 @@
+FROM ruby:2.2
+MAINTAINER maciej.szlosarczyk@internet.ee
+
+RUN apt-get update > /dev/null && apt-get install -y > /dev/null \
+    build-essential \
+    nodejs \
+    imagemagick \
+    postgresql-client
+
+RUN apt-get install -y > /dev/null \
+    qt5-default \
+    libqt5webkit5-dev \
+    gstreamer1.0-plugins-base \
+    gstreamer1.0-tools \
+    qtdeclarative5-dev \
+    gstreamer1.0-x
+
+RUN mkdir -p /opt/webapps/app/tmp/pids
+WORKDIR /opt/webapps/app
+
+COPY Gemfile Gemfile.lock ./
+RUN gem install bundler && bundle install --jobs 20 --retry 5
+EXPOSE 3000
diff --git a/Gemfile.lock b/Gemfile.lock
index 6d9105baf..efa504d8e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -275,7 +275,7 @@ GEM
     multi_json (1.12.1)
     multi_xml (0.6.0)
     netrc (0.11.0)
-    nokogiri (1.8.1)
+    nokogiri (1.8.2)
       mini_portile2 (~> 2.3.0)
     nori (2.6.0)
     open4 (1.3.4)
diff --git a/app/controllers/admin/bank_statements_controller.rb b/app/controllers/admin/bank_statements_controller.rb
index d7b6edae2..a70387317 100644
--- a/app/controllers/admin/bank_statements_controller.rb
+++ b/app/controllers/admin/bank_statements_controller.rb
@@ -24,7 +24,7 @@ module Admin
       @invoice = Invoice.find_by(id: params[:invoice_id])
       @bank_transaction = @bank_statement.bank_transactions.build(
         description: @invoice.to_s,
-        sum: @invoice.sum,
+        sum: @invoice.total,
         reference_no: @invoice.reference_no,
         paid_at: Time.zone.now.to_date,
         currency: 'EUR'
diff --git a/app/controllers/admin/registrars_controller.rb b/app/controllers/admin/registrars_controller.rb
index 82fa37be4..e919bdb25 100644
--- a/app/controllers/admin/registrars_controller.rb
+++ b/app/controllers/admin/registrars_controller.rb
@@ -61,7 +61,6 @@ module Admin
     def registrar_params
       params.require(:registrar).permit(:name,
                                         :reg_no,
-                                        :vat_no,
                                         :street,
                                         :city,
                                         :state,
@@ -70,10 +69,12 @@ module Admin
                                         :email,
                                         :phone,
                                         :website,
-                                        :billing_email,
                                         :code,
                                         :test_registrar,
+                                        :vat_no,
+                                        :vat_rate,
                                         :accounting_customer_code,
+                                        :billing_email,
                                         :language)
     end
   end
diff --git a/app/controllers/registrar/invoices_controller.rb b/app/controllers/registrar/invoices_controller.rb
index ac762e712..735df91a3 100644
--- a/app/controllers/registrar/invoices_controller.rb
+++ b/app/controllers/registrar/invoices_controller.rb
@@ -55,8 +55,8 @@ class Registrar
     end
 
     def normalize_search_parameters
-      params[:q][:sum_cache_gteq].gsub!(',', '.') if params[:q][:sum_cache_gteq]
-      params[:q][:sum_cache_lteq].gsub!(',', '.') if params[:q][:sum_cache_lteq]
+      params[:q][:total_gteq].gsub!(',', '.') if params[:q][:total_gteq]
+      params[:q][:total_lteq].gsub!(',', '.') if params[:q][:total_lteq]
 
       ca_cache = params[:q][:due_date_lteq]
       begin
diff --git a/app/models/bank_link.rb b/app/models/bank_link.rb
index 24c94a771..e388a0f8b 100644
--- a/app/models/bank_link.rb
+++ b/app/models/bank_link.rb
@@ -29,7 +29,7 @@ class BankLink
       hash["VK_VERSION"]  = "008"
       hash["VK_SND_ID"]   = ENV["payments_#{type}_seller_account"]
       hash["VK_STAMP"]    = invoice.number
-      hash["VK_AMOUNT"]   = number_with_precision(invoice.sum_cache, :precision => 2, :separator => ".")
+      hash["VK_AMOUNT"]   = number_with_precision(invoice.total, :precision => 2, :separator => ".")
       hash["VK_CURR"]     = invoice.currency
       hash["VK_REF"]      = ""
       hash["VK_MSG"]      = invoice.order
@@ -140,7 +140,7 @@ class BankLink
 
     def validate_amount
       source = number_with_precision(BigDecimal.new(params["VK_AMOUNT"].to_s), precision: 2, separator: ".")
-      target = number_with_precision(invoice.sum_cache, precision: 2, separator: ".")
+      target = number_with_precision(invoice.total, precision: 2, separator: ".")
 
       source == target
     end
diff --git a/app/models/bank_transaction.rb b/app/models/bank_transaction.rb
index daf6abc29..3749f92b5 100644
--- a/app/models/bank_transaction.rb
+++ b/app/models/bank_transaction.rb
@@ -47,7 +47,7 @@ class BankTransaction < ActiveRecord::Base
     return if invoice.binded?
     return if invoice.cancelled?
 
-    return if invoice.sum != sum
+    return if invoice.total != sum
     create_activity(registrar, invoice)
   end
   # rubocop: enable Metrics/PerceivedComplexity
@@ -76,7 +76,7 @@ class BankTransaction < ActiveRecord::Base
       return
     end
 
-    if invoice.sum != sum
+    if invoice.total != sum
       errors.add(:base, I18n.t('invoice_and_transaction_sums_do_not_match'))
       return
     end
@@ -88,7 +88,7 @@ class BankTransaction < ActiveRecord::Base
     create_account_activity(
       account: registrar.cash_account,
       invoice: invoice,
-      sum: invoice.sum_without_vat,
+      sum: invoice.subtotal,
       currency: currency,
       description: description,
       activity_type: AccountActivity::ADD_CREDIT
diff --git a/app/models/concerns/domain/deletable.rb b/app/models/concerns/domain/deletable.rb
index f724162e5..86c296d88 100644
--- a/app/models/concerns/domain/deletable.rb
+++ b/app/models/concerns/domain/deletable.rb
@@ -5,6 +5,11 @@ module Concerns::Domain::Deletable
     alias_attribute :delete_time, :delete_at
   end
 
+  def discard
+    statuses << DomainStatus::DELETE_CANDIDATE
+    save
+  end
+
   def discarded?
     statuses.include?(DomainStatus::DELETE_CANDIDATE)
   end
diff --git a/app/models/directo.rb b/app/models/directo.rb
index 62cf43804..9352c9356 100644
--- a/app/models/directo.rb
+++ b/app/models/directo.rb
@@ -3,7 +3,7 @@ class Directo < ActiveRecord::Base
   belongs_to :item, polymorphic: true
 
   def self.send_receipts
-    new_trans = Invoice.where(invoice_type: "DEB", in_directo: false).where(cancelled_at: nil)
+    new_trans = Invoice.where(in_directo: false).where(cancelled_at: nil)
     total     = new_trans.count
     counter   = 0
     Rails.logger.info("[DIRECTO] Will try to send #{total} invoices")
@@ -15,7 +15,7 @@ class Directo < ActiveRecord::Base
           group.each do |invoice|
 
             if invoice.account_activity.nil? || invoice.account_activity.bank_transaction.nil? ||
-                invoice.account_activity.bank_transaction.sum.nil? || invoice.account_activity.bank_transaction.sum != invoice.sum_cache
+                invoice.account_activity.bank_transaction.sum.nil? || invoice.account_activity.bank_transaction.sum != invoice.total
               Rails.logger.info("[DIRECTO] Invoice #{invoice.number} has been skipped")
               next
             end
@@ -29,12 +29,14 @@ class Directo < ActiveRecord::Base
                 "InvoiceDate" => invoice.created_at.strftime("%Y-%m-%dT%H:%M:%S"),
                 "PaymentTerm" => Setting.directo_receipt_payment_term,
                 "Currency"    => invoice.currency,
-                "CustomerCode"=> invoice.buyer.accounting_customer_code
+                "CustomerCode"=> invoice.buyer.accounting_customer_code,
+                'TotalVAT' => ActionController::Base.helpers.number_with_precision(invoice.vat_amount, precision: 2, separator: '.')
             ){
               xml.line(
                   "ProductID"      => Setting.directo_receipt_product_name,
                   "Quantity"       => 1,
-                  "UnitPriceWoVAT" => ActionController::Base.helpers.number_with_precision(invoice.sum_cache/(1+invoice.vat_prc), precision: 2, separator: "."),
+                  "UnitPriceWoVAT" => ActionController::Base.helpers.number_with_precision(invoice.subtotal, precision: 2, separator: '.'),
+                  'VATCode' => invoice.buyer_vat_no,
                   "ProductName"    => invoice.order
               )
             }
diff --git a/app/models/domain.rb b/app/models/domain.rb
index 9eef0f30f..55596aedf 100644
--- a/app/models/domain.rb
+++ b/app/models/domain.rb
@@ -209,28 +209,12 @@ class Domain < ActiveRecord::Base
     DomainCron.send(__method__)
   end
 
-  def self.start_delete_period
-    ActiveSupport::Deprecation.instance.deprecation_warning(DomainCron, __method__)
-    DomainCron.send(__method__)
-  end
-
   def self.destroy_delete_candidates
     ActiveSupport::Deprecation.instance.deprecation_warning(DomainCron, __method__)
     DomainCron.send(__method__)
   end
 
   class << self
-    def included
-      includes(
-        :registrant,
-        :registrar,
-        :nameservers,
-        :whois_record,
-        { tech_contacts: :registrar },
-        { admin_contacts: :registrar }
-      )
-    end
-
     def nameserver_required?
       Setting.nameserver_required
     end
@@ -654,6 +638,7 @@ class Domain < ActiveRecord::Base
   def as_json(_options)
     hash = super
     hash['auth_info'] = hash.delete('transfer_code') # API v1 requirement
+    hash['valid_from'] = hash['registered_at'] # API v1 requirement
     hash
   end
 
diff --git a/app/models/domain_cron.rb b/app/models/domain_cron.rb
index dcd99328a..fb3b7644d 100644
--- a/app/models/domain_cron.rb
+++ b/app/models/domain_cron.rb
@@ -76,29 +76,6 @@ class DomainCron
     marked
   end
 
-  #doing nothing, deprecated
-
-  def self.start_delete_period
-    # begin
-    #   STDOUT << "#{Time.zone.now.utc} - Setting delete_candidate to domains\n" unless Rails.env.test?
-    #
-    #   d = Domain.where('delete_at <= ?', Time.zone.now)
-    #   marked = 0
-    #   real = 0
-    #   d.each do |domain|
-    #     next unless domain.delete_candidateable?
-    #     real += 1
-    #     domain.statuses << DomainStatus::DELETE_CANDIDATE
-    #     STDOUT << "#{Time.zone.now.utc} DomainCron.start_delete_period: ##{domain.id} (#{domain.name})\n" unless Rails.env.test?
-    #     ::PaperTrail.whodunnit = "cron - #{__method__}"
-    #     domain.save(validate: false) and marked += 1
-    #   end
-    # ensure # the operator should see what was accomplished
-    #   STDOUT << "#{Time.zone.now.utc} - Finished setting delete_candidate -  #{marked} out of #{real} successfully set\n" unless Rails.env.test?
-    # end
-    # marked
-  end
-
   def self.destroy_delete_candidates
     STDOUT << "#{Time.zone.now.utc} - Destroying domains\n" unless Rails.env.test?
 
@@ -128,23 +105,4 @@ class DomainCron
 
     STDOUT << "#{Time.zone.now.utc} - Job destroy added for #{c} domains\n" unless Rails.env.test?
   end
-
-  # rubocop: enable Metrics/AbcSize
-  # rubocop:enable Rails/FindEach
-  # rubocop: enable Metrics/LineLength
-  def self.destroy_with_message(domain)
-    domain.destroy
-    bye_bye = domain.versions.last
-    domain.registrar.messages.create!(
-        body: "#{I18n.t(:domain_deleted)}: #{domain.name}",
-        attached_obj_id: bye_bye.id,
-        attached_obj_type: bye_bye.class.to_s # DomainVersion
-    )
-  end
-
-  def self.delete_legal_doc_duplicates
-    Rake::Task['legal_doc:remove_duplicates'].reenable
-    Rake::Task['legal_doc:remove_duplicates'].invoke
-  end
-
 end
diff --git a/app/models/epp/domain.rb b/app/models/epp/domain.rb
index 249f90a98..4e0e7d44c 100644
--- a/app/models/epp/domain.rb
+++ b/app/models/epp/domain.rb
@@ -38,23 +38,12 @@ class Epp::Domain < Domain
     ok
   end
 
-  before_save :link_contacts
-  def link_contacts
-    #TODO: cleanup cache if we think to cache dynamic statuses
-  end
-
-  after_destroy :unlink_contacts
-  def unlink_contacts
-    #TODO: cleanup cache if we think to cache dynamic statuses
-  end
-
   class << self
     def new_from_epp(frame, current_user)
       domain = Epp::Domain.new
       domain.attributes = domain.attrs_from(frame, current_user)
       domain.attach_default_contacts
       domain.registered_at = Time.zone.now
-      domain.valid_from = Time.zone.now
 
       period = domain.period.to_i
       plural_period_unit_name = (domain.period_unit == 'm' ? 'months' : 'years').to_sym
diff --git a/app/models/invoice.rb b/app/models/invoice.rb
index ad478443d..a2e469ca0 100644
--- a/app/models/invoice.rb
+++ b/app/models/invoice.rb
@@ -27,12 +27,18 @@ class Invoice < ActiveRecord::Base
   attr_accessor :billing_email
   validates :billing_email, email_format: { message: :invalid }, allow_blank: true
 
-  validates :invoice_type, :due_date, :currency, :seller_name,
-            :seller_iban, :buyer_name, :invoice_items, :vat_prc, presence: true
+  validates :due_date, :currency, :seller_name,
+            :seller_iban, :buyer_name, :invoice_items, presence: true
+  validates :vat_rate, numericality: { greater_than_or_equal_to: 0, less_than: 100 },
+            allow_nil: true
 
-  before_create :set_invoice_number, :check_vat
+  before_create :set_invoice_number
+  before_create :apply_default_vat_rate, unless: :vat_rate?
+  before_create :calculate_total, unless: :total?
+  before_create :apply_default_buyer_vat_no, unless: :buyer_vat_no?
 
-  before_save   :check_vat
+  attribute :vat_rate, ::Type::VATRate.new
+  attr_readonly :vat_rate
 
   def set_invoice_number
     last_no = Invoice.order(number: :desc).where('number IS NOT NULL').limit(1).pluck(:number).first
@@ -50,14 +56,6 @@ class Invoice < ActiveRecord::Base
     false
   end
 
-  def check_vat
-    if buyer.country_code != 'EE' && buyer.vat_no.present?
-      self.vat_prc = 0
-    end
-  end
-
-  before_save -> { self.sum_cache = sum }
-
   class << self
     def cancel_overdue_invoices
       STDOUT << "#{Time.zone.now.utc} - Cancelling overdue invoices\n" unless Rails.env.test?
@@ -106,12 +104,12 @@ class Invoice < ActiveRecord::Base
   def buyer_country
     Country.new(buyer_country_code)
   end
-  
+
 # order is used for directo/banklink description
   def order
     "Order nr. #{number}"
   end
-  
+
   def pdf(html)
     kit = PDFKit.new(html)
     kit.to_pdf
@@ -152,15 +150,31 @@ class Invoice < ActiveRecord::Base
     invoice_items
   end
 
-  def sum_without_vat
-    (items.map(&:item_sum_without_vat).sum).round(2)
+  def subtotal
+    invoice_items.map(&:item_sum_without_vat).reduce(:+)
   end
 
-  def vat
-    (sum_without_vat * vat_prc).round(2)
+  def vat_amount
+    return 0 unless vat_rate
+    subtotal * vat_rate / 100
   end
 
-  def sum
-    (sum_without_vat + vat).round(2)
+  def total
+    calculate_total unless total?
+    read_attribute(:total)
+  end
+
+  private
+
+  def apply_default_vat_rate
+    self.vat_rate = buyer.effective_vat_rate
+  end
+
+  def apply_default_buyer_vat_no
+    self.buyer_vat_no = buyer.vat_no
+  end
+
+  def calculate_total
+    self.total = subtotal + vat_amount
   end
 end
diff --git a/app/models/registrar.rb b/app/models/registrar.rb
index 5fd0008b5..d539e01f2 100644
--- a/app/models/registrar.rb
+++ b/app/models/registrar.rb
@@ -19,6 +19,15 @@ class Registrar < ActiveRecord::Base
   validates :language, presence: true
   validate :forbid_special_code
 
+  validates :vat_rate, presence: true, if: 'foreign_vat_payer? && vat_no.blank?'
+  validates :vat_rate, absence: true, if: :home_vat_payer?
+  validates :vat_rate, absence: true, if: 'foreign_vat_payer? && vat_no?'
+  validates :vat_rate, numericality: { greater_than_or_equal_to: 0, less_than: 100 },
+            allow_nil: true
+
+  validate :forbid_special_code
+
+  attribute :vat_rate, ::Type::VATRate.new
   after_initialize :set_defaults
   before_validation :generate_iso_11649_reference_no
 
@@ -49,12 +58,10 @@ class Registrar < ActiveRecord::Base
   # rubocop:disable Metrics/AbcSize
   def issue_prepayment_invoice(amount, description = nil)
     invoices.create(
-      invoice_type: 'DEB',
       due_date: (Time.zone.now.to_date + Setting.days_to_keep_invoices_active.days).end_of_day,
       payment_term: 'prepayment',
       description: description,
       currency: 'EUR',
-      vat_prc: Setting.registry_vat_prc,
       seller_name: Setting.registry_juridical_name,
       seller_reg_no: Setting.registry_reg_no,
       seller_iban: Setting.registry_iban,
@@ -70,7 +77,7 @@ class Registrar < ActiveRecord::Base
       seller_url: Setting.registry_url,
       seller_email: Setting.registry_email,
       seller_contact_name: Setting.registry_invoice_contact,
-      buyer_id: id,
+      buyer: self,
       buyer_name: name,
       buyer_reg_no: reg_no,
       buyer_country_code: country_code,
@@ -105,11 +112,6 @@ class Registrar < ActiveRecord::Base
     cash_account.account_activities.create!(args)
   end
 
-  def credit!(args)
-    args[:currency] = 'EUR'
-    cash_account.account_activities.create!(args)
-  end
-
   def address
     [street, city, state, zip].reject(&:blank?).compact.join(', ')
   end
@@ -145,6 +147,14 @@ class Registrar < ActiveRecord::Base
     end
   end
 
+  def effective_vat_rate
+    if home_vat_payer?
+      Registry.instance.vat_rate
+    else
+      vat_rate
+    end
+  end
+
   private
 
   def set_defaults
@@ -175,4 +185,12 @@ class Registrar < ActiveRecord::Base
       break unless self.class.exists?(reference_no: reference_no)
     end
   end
+
+  def home_vat_payer?
+    country == Registry.instance.legal_address_country
+  end
+
+  def foreign_vat_payer?
+    !home_vat_payer?
+  end
 end
diff --git a/app/models/registry.rb b/app/models/registry.rb
new file mode 100644
index 000000000..5e5c8cd93
--- /dev/null
+++ b/app/models/registry.rb
@@ -0,0 +1,11 @@
+class Registry
+  include Singleton
+
+  def vat_rate
+    Setting.registry_vat_prc.to_d * 100
+  end
+
+  def legal_address_country
+    Country.new(Setting.registry_country_code)
+  end
+end
diff --git a/app/models/type/vat_rate.rb b/app/models/type/vat_rate.rb
new file mode 100644
index 000000000..5ee993211
--- /dev/null
+++ b/app/models/type/vat_rate.rb
@@ -0,0 +1,11 @@
+module Type
+  class VATRate < ActiveRecord::Type::Decimal
+    def type_cast_from_database(value)
+      super * 100 if value
+    end
+
+    def type_cast_for_database(value)
+      super / 100.0 if value
+    end
+  end
+end
diff --git a/app/models/whois_record.rb b/app/models/whois_record.rb
index bd16e0c99..3ff0e9023 100644
--- a/app/models/whois_record.rb
+++ b/app/models/whois_record.rb
@@ -9,20 +9,6 @@ class WhoisRecord < ActiveRecord::Base
   after_save :update_whois_server
   after_destroy :destroy_whois_record
 
-  class << self
-    def included
-      includes(
-        domain: [
-          :registrant,
-          :registrar,
-          :nameservers,
-          { tech_contacts: :registrar },
-          { admin_contacts: :registrar }
-        ]
-      )
-    end
-  end
-
   def self.find_by_name(name)
     WhoisRecord.where("lower(name) = ?", name.downcase)
   end
@@ -37,6 +23,12 @@ class WhoisRecord < ActiveRecord::Base
     h = HashWithIndifferentAccess.new
     return h if domain.blank?
 
+    if domain.discarded?
+      h[:name] = domain.name
+      h[:status] = ['deleteCandidate']
+      return h
+    end
+
     status_map = {
         'ok' => 'ok (paid and in zone)'
     }
@@ -48,7 +40,7 @@ class WhoisRecord < ActiveRecord::Base
     h[:status]     = domain.statuses.map { |x| status_map[x] || x }
     h[:registered] = domain.registered_at.try(:to_s, :iso8601)
     h[:changed]    = domain.updated_at.try(:to_s, :iso8601)
-    h[:expire]     = domain.valid_to.try(:to_date).try(:to_s)
+    h[:expire]     = domain.valid_to.to_date.to_s
     h[:outzone]    = domain.outzone_at.try(:to_date).try(:to_s)
     h[:delete]     = [domain.delete_at, domain.force_delete_at].compact.min.try(:to_date).try(:to_s)
 
@@ -102,7 +94,8 @@ class WhoisRecord < ActiveRecord::Base
   end
 
   def generated_body
-    template = Rails.root.join("app/views/for_models/whois.erb".freeze)
+    template_name = domain.discarded? ? 'whois_discarded.erb' : 'whois.erb'
+    template = Rails.root.join("app/views/for_models/#{template_name}".freeze)
     ERB.new(template.read, nil, "-").result(binding)
   end
   # rubocop:enable Metrics/MethodLength
diff --git a/app/presenters/domain_presenter.rb b/app/presenters/domain_presenter.rb
index cf117a1fb..f83febba7 100644
--- a/app/presenters/domain_presenter.rb
+++ b/app/presenters/domain_presenter.rb
@@ -6,6 +6,17 @@ class DomainPresenter
     @view = view
   end
 
+  def name_with_status
+    html = domain.name
+
+    if domain.discarded?
+      label = view.content_tag(:span, 'deleteCandidate', class: 'label label-warning')
+      html += " #{label}"
+    end
+
+    html.html_safe
+  end
+
   def expire_time
     view.l(domain.expire_time)
   end
diff --git a/app/views/admin/domains/partials/_general.html.erb b/app/views/admin/domains/partials/_general.html.erb
index 0c2da7bbd..5be18eba4 100644
--- a/app/views/admin/domains/partials/_general.html.erb
+++ b/app/views/admin/domains/partials/_general.html.erb
@@ -22,9 +22,6 @@
                         class: 'form-control input-sm' %>
             </dd>
 
-            <dt><%= t(:valid_from) %></dt>
-            <dd><%= l(@domain.valid_from) %></dd>
-
             <dt><%= t(:valid_to) %></dt>
             <dd><%= l(@domain.valid_to) %></dd>
 
diff --git a/app/views/admin/domains/partials/_version.haml b/app/views/admin/domains/partials/_version.haml
index b15bda0dd..da0a0ece1 100644
--- a/app/views/admin/domains/partials/_version.haml
+++ b/app/views/admin/domains/partials/_version.haml
@@ -66,12 +66,10 @@
       %p
         = link_to t(:pending_epp), '#', class: 'js-pending'
 
-  %td{class: changing_css_class(version, "period", "period_unit", "valid_from", "valid_to")}
+  %td{class: changing_css_class(version, "period", "period_unit", "valid_to")}
     %p
       = "#{domain.period}#{domain.period_unit}"
       %br
-      = "#{l(domain.valid_from, format: :date)}"
-      %br
       = "#{l(domain.valid_to, format: :date)}"
 
   %td
diff --git a/app/views/admin/domains/show.haml b/app/views/admin/domains/show.haml
deleted file mode 100644
index 17a85b841..000000000
--- a/app/views/admin/domains/show.haml
+++ /dev/null
@@ -1,24 +0,0 @@
-- content_for :actions do
-  = link_to(t(:edit_statuses), edit_admin_domain_path(@domain), class: 'btn btn-primary')
-  = link_to(t(:history), admin_domain_domain_versions_path(@domain.id), method: :get, class: 'btn btn-primary')
-
-= render 'shared/title', name: @domain.name
-
-.row
-  .col-md-6= render 'admin/domains/partials/general'
-  .col-md-6= render 'admin/domains/partials/owner'
-.row
-  .col-md-12= render 'admin/domains/partials/tech_contacts'
-.row
-  .col-md-12= render 'admin/domains/partials/admin_contacts'
-.row
-  .col-md-12= render 'admin/domains/partials/statuses'
-.row
-  .col-md-12= render 'admin/domains/partials/nameservers'
-.row
-  .col-md-12= render 'admin/domains/partials/dnskeys'
-.row
-  .col-md-12= render 'admin/domains/partials/keyrelays'
-.row
-  .col-md-12
-    = render 'admin/domains/partials/legal_documents', legal_documents: @domain.legal_documents
diff --git a/app/views/admin/domains/show.html.erb b/app/views/admin/domains/show.html.erb
new file mode 100644
index 000000000..1501b35bb
--- /dev/null
+++ b/app/views/admin/domains/show.html.erb
@@ -0,0 +1,71 @@
+<% domain = DomainPresenter.new(domain: @domain, view: self) %>
+
+<ol class="breadcrumb">
+    <li><%= link_to t('admin.domains.index.header'), admin_domains_path %></li>
+</ol>
+
+<div class="page-header">
+    <div class="row">
+        <div class="col-sm-8">
+            <h1><%= domain.name_with_status %></h1>
+        </div>
+
+        <div class="col-sm-4 text-right">
+            <%= link_to t('.edit_btn'), edit_admin_domain_path(@domain), class: 'btn btn-primary' %>
+            <%= link_to t('.history_btn'), admin_domain_domain_versions_path(@domain),
+                        class: 'btn btn-primary' %>
+        </div>
+    </div>
+</div>
+
+<div class="row">
+    <div class="col-md-6">
+        <%= render 'admin/domains/partials/general' %>
+    </div>
+    <div class="col-md-6">
+        <%= render 'admin/domains/partials/owner' %>
+    </div>
+</div>
+
+<div class="row">
+    <div class="col-md-12">
+        <%= render 'admin/domains/partials/tech_contacts' %>
+    </div>
+</div>
+
+<div class="row">
+    <div class="col-md-12">
+        <%= render 'admin/domains/partials/admin_contacts' %>
+    </div>
+</div>
+
+<div class="row">
+    <div class="col-md-12">
+        <%= render 'admin/domains/partials/statuses' %>
+    </div>
+</div>
+
+<div class="row">
+    <div class="col-md-12">
+        <%= render 'admin/domains/partials/nameservers' %>
+    </div>
+</div>
+
+<div class="row">
+    <div class="col-md-12">
+        <%= render 'admin/domains/partials/dnskeys' %>
+    </div>
+</div>
+
+<div class="row">
+    <div class="col-md-12">
+        <%= render 'admin/domains/partials/keyrelays' %>
+    </div>
+</div>
+
+<div class="row">
+    <div class="col-md-12">
+        <%= render 'admin/domains/partials/legal_documents', legal_documents:
+            @domain.legal_documents %>
+    </div>
+</div>
diff --git a/app/views/admin/domains/zonefile.haml b/app/views/admin/domains/zonefile.haml
deleted file mode 100644
index 72473ef53..000000000
--- a/app/views/admin/domains/zonefile.haml
+++ /dev/null
@@ -1,8 +0,0 @@
-- content_for :actions do
-  = link_to(t(:back_to_domain), admin_domain_path(@domain), class: 'btn btn-default')
-= render 'shared/title', name: t(:zonefile)
-
-.row
-  .col-md-12
-    = preserve do
-      %pre= @zonefile
diff --git a/app/views/admin/mail_templates/_form.haml b/app/views/admin/mail_templates/_form.haml
index 739cce665..70873c22a 100644
--- a/app/views/admin/mail_templates/_form.haml
+++ b/app/views/admin/mail_templates/_form.haml
@@ -37,7 +37,7 @@
               = f.email_field :bcc, class: 'form-control'
           .form-group
             .col-md-12
-              = f.label :body, t(:html_body)
+              = f.label :body, t('admin.mail_templates.html_body')
               = liquid_help
             .col-md-12
               = f.text_area(:body, class: 'form-control', size: '15x15')
@@ -48,7 +48,7 @@
             .col-md-12
               = f.text_area(:text_body, class: 'form-control', size: '15x15')
 
-  %hr 
+  %hr
   .row
     .col-md-12.text-right
       = button_tag(t(:save), class: 'btn btn-primary')
diff --git a/app/views/admin/mail_templates/new.haml b/app/views/admin/mail_templates/new.haml
index e5889e2b3..ecf2ea1e8 100644
--- a/app/views/admin/mail_templates/new.haml
+++ b/app/views/admin/mail_templates/new.haml
@@ -1,3 +1,3 @@
-= render 'shared/title', name: t(:new_mail_template)
+= render 'shared/title', name: t('admin.mail_templates.new_mail_template')
 
 = render 'form', mail_template: @mail_template
diff --git a/app/views/admin/registrars/_billing.html.erb b/app/views/admin/registrars/_billing.html.erb
index f3960233e..7a7e49fea 100644
--- a/app/views/admin/registrars/_billing.html.erb
+++ b/app/views/admin/registrars/_billing.html.erb
@@ -7,6 +7,9 @@
             <dt><%= Registrar.human_attribute_name :vat_no %></dt>
             <dd><%= registrar.vat_no %></dd>
 
+            <dt><%= Registrar.human_attribute_name :vat_rate %></dt>
+            <dd><%= number_to_percentage(registrar.vat_rate, precision: 1) %></dd>
+
             <dt><%= Registrar.human_attribute_name :accounting_customer_code %></dt>
             <dd><%= registrar.accounting_customer_code %></dd>
 
diff --git a/app/views/admin/registrars/form/_billing.html.erb b/app/views/admin/registrars/form/_billing.html.erb
index a3adf1312..c87da8b6c 100644
--- a/app/views/admin/registrars/form/_billing.html.erb
+++ b/app/views/admin/registrars/form/_billing.html.erb
@@ -17,6 +17,19 @@
                     </div>
                 </div>
 
+                <div class="form-group">
+                    <div class="col-md-4 control-label">
+                        <%= f.label :vat_rate %>
+                    </div>
+                    <div class="col-md-3">
+                        <div class="input-group">
+                            <%= f.number_field :vat_rate, min: 0, max: 99.9, step: 0.1,
+                                               class: 'form-control' %>
+                            <div class="input-group-addon">%</div>
+                        </div>
+                    </div>
+                </div>
+
                 <div class="form-group">
                     <div class="col-md-4 control-label">
                         <%= f.label :accounting_customer_code %>
diff --git a/app/views/epp/domains/create.xml.builder b/app/views/epp/domains/create.xml.builder
index 213a2aa8f..2293f5657 100644
--- a/app/views/epp/domains/create.xml.builder
+++ b/app/views/epp/domains/create.xml.builder
@@ -8,7 +8,7 @@ xml.epp_head do
       xml.tag!('domain:creData', 'xmlns:domain' => 'https://epp.tld.ee/schema/domain-eis-1.0.xsd') do
         xml.tag!('domain:name', @domain.name)
         xml.tag!('domain:crDate', @domain.created_at.try(:iso8601))
-        xml.tag!('domain:exDate', @domain.valid_to.try(:iso8601))
+        xml.tag!('domain:exDate', @domain.valid_to.iso8601)
       end
     end
 
diff --git a/app/views/epp/domains/info.xml.builder b/app/views/epp/domains/info.xml.builder
index 8bf169acd..2d10f8baf 100644
--- a/app/views/epp/domains/info.xml.builder
+++ b/app/views/epp/domains/info.xml.builder
@@ -48,7 +48,7 @@ xml.epp_head do
           xml.tag!('domain:upDate', @domain.updated_at.try(:iso8601))
         end
 
-        xml.tag!('domain:exDate', @domain.valid_to.try(:iso8601))
+        xml.tag!('domain:exDate', @domain.valid_to.iso8601)
 
         # TODO Make domain transferrable
         #xml.tag!('domain:trDate', @domain.transferred_at) if @domain.transferred_at
diff --git a/app/views/epp/domains/partials/_transfer.xml.builder b/app/views/epp/domains/partials/_transfer.xml.builder
index 151af28b3..bfcc7db94 100644
--- a/app/views/epp/domains/partials/_transfer.xml.builder
+++ b/app/views/epp/domains/partials/_transfer.xml.builder
@@ -5,5 +5,5 @@ builder.tag!('domain:trnData', 'xmlns:domain' => 'https://epp.tld.ee/schema/doma
   builder.tag!('domain:reDate', dt.transfer_requested_at.try(:iso8601))
   builder.tag!('domain:acID', dt.old_registrar.code)
   builder.tag!('domain:acDate', dt.transferred_at.try(:iso8601) || dt.wait_until.try(:iso8601))
-  builder.tag!('domain:exDate', dt.domain_valid_to.try(:iso8601))
+  builder.tag!('domain:exDate', dt.domain_valid_to.iso8601)
 end
diff --git a/app/views/epp/domains/renew.xml.builder b/app/views/epp/domains/renew.xml.builder
index 5d03c7128..e407ff0e7 100644
--- a/app/views/epp/domains/renew.xml.builder
+++ b/app/views/epp/domains/renew.xml.builder
@@ -7,7 +7,7 @@ xml.epp_head do
     xml.resData do
       xml.tag!('domain:renData', 'xmlns:domain' => 'https://epp.tld.ee/schema/domain-eis-1.0.xsd') do
         xml.tag!('domain:name', @domain[:name])
-        xml.tag!('domain:exDate', @domain.valid_to.try(:iso8601))
+        xml.tag!('domain:exDate', @domain.valid_to.iso8601)
       end
     end
 
diff --git a/app/views/for_models/whois_discarded.erb b/app/views/for_models/whois_discarded.erb
new file mode 100644
index 000000000..ecaa6f9af
--- /dev/null
+++ b/app/views/for_models/whois_discarded.erb
@@ -0,0 +1,8 @@
+Estonia .ee Top Level Domain WHOIS server
+
+Domain:
+name:       <%= json['name'] %>
+status:     <%= json['status'] %>
+
+Estonia .ee Top Level Domain WHOIS server
+More information at http://internet.ee
diff --git a/app/views/registrant/domains/partials/_general.html.erb b/app/views/registrant/domains/partials/_general.html.erb
index 72ae8aad7..eed058437 100644
--- a/app/views/registrant/domains/partials/_general.html.erb
+++ b/app/views/registrant/domains/partials/_general.html.erb
@@ -22,9 +22,6 @@
                         class: 'form-control input-sm' %>
             </dd>
 
-            <dt><%= t(:valid_from) %></dt>
-            <dd><%= l(@domain.valid_from) %></dd>
-
             <dt><%= t(:valid_to) %></dt>
             <dd><%= l(@domain.valid_to) %></dd>
 
diff --git a/app/views/registrar/invoices/index.haml b/app/views/registrar/invoices/index.haml
index b8c825c36..61d955708 100644
--- a/app/views/registrar/invoices/index.haml
+++ b/app/views/registrar/invoices/index.haml
@@ -33,11 +33,11 @@
         .col-md-3
           .form-group
             = f.label t(:minimum_total)
-            = f.search_field :sum_cache_gteq, class: 'form-control', placeholder: t(:minimum_total), autocomplete: 'off'
+            = f.search_field :total_gteq, class: 'form-control', placeholder: t(:minimum_total), autocomplete: 'off'
         .col-md-3
           .form-group
             = f.label t(:maximum_total)
-            = f.search_field :sum_cache_lteq, class: 'form-control', placeholder: t(:maximum_total), autocomplete: 'off'
+            = f.search_field :total_lteq, class: 'form-control', placeholder: t(:maximum_total), autocomplete: 'off'
         .col-md-3{style: 'padding-top: 25px;'}
           %button.btn.btn-default
             &nbsp;
@@ -67,7 +67,7 @@
                 %td{class: 'text-danger'}= t(:unpaid)
 
               %td= l(x.due_date, format: :date_long)
-              %td= currency(x.sum)
+              %td= currency(x.total)
 .row
   .col-md-12
     = paginate @invoices
diff --git a/app/views/registrar/invoices/partials/_items.haml b/app/views/registrar/invoices/partials/_items.haml
index 6ed5144a8..ebd94be53 100644
--- a/app/views/registrar/invoices/partials/_items.haml
+++ b/app/views/registrar/invoices/partials/_items.haml
@@ -20,13 +20,13 @@
     %tfoot
       %tr
         %th{colspan: 3}
-        %th= t(:total_without_vat)
-        %td= currency(@invoice.sum_without_vat)
+        %th= Invoice.human_attribute_name :subtotal
+        %td= number_to_currency @invoice.subtotal
       %tr
         %th.no-border{colspan: 3}
-        %th= t('vat', vat_prc: (@invoice.vat_prc * 100).round)
-        %td= currency(@invoice.vat)
+        %th= "VAT #{number_to_percentage(@invoice.vat_rate, precision: 1)}"
+        %td= number_to_currency @invoice.vat_amount
       %tr
         %th.no-border{colspan: 3}
         %th= t(:total)
-        %td= currency(@invoice.sum)
+        %td= number_to_currency @invoice.total
diff --git a/app/views/registrar/invoices/pdf.haml b/app/views/registrar/invoices/pdf.haml
index c3f5fba75..3d6e111ef 100644
--- a/app/views/registrar/invoices/pdf.haml
+++ b/app/views/registrar/invoices/pdf.haml
@@ -238,16 +238,16 @@
               %tfoot
                 %tr
                   %th{colspan: 3}
-                  %th= t(:total_without_vat)
-                  %td= "#{currency(@invoice.sum_without_vat)} #{@invoice.currency}"
+                  %th= Invoice.human_attribute_name :subtotal
+                  %td= number_to_currency @invoice.subtotal
                 %tr
                   %th.no-border{colspan: 3}
-                  %th= t('vat', vat_prc: (@invoice.vat_prc * 100).round)
-                  %td= "#{currency(@invoice.vat)} #{@invoice.currency}"
+                  %th= "VAT #{number_to_percentage(@invoice.vat_rate, precision: 1)}"
+                  %td= number_to_currency @invoice.vat_amount
                 %tr
                   %th.no-border{colspan: 3}
                   %th= t(:total)
-                  %td= "#{currency(@invoice.sum)} #{@invoice.currency}"
+                  %td= number_to_currency @invoice.total
 
       #footer
         %hr
diff --git a/config/application.rb b/config/application.rb
index 57106c8ea..0d043fa5e 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -15,7 +15,13 @@ require 'rails/all'
 # you've limited to :test, :development, or :production.
 Bundler.require(*Rails.groups)
 
-module Registry
+# Add "db" to the list hosts on which you can run `rake db:setup:all`
+# Only allow that in test and development.
+if ['development', 'test'].include?(Rails.env)
+  ActiveRecord::Tasks::DatabaseTasks::LOCAL_HOSTS << "db"
+end
+
+module DomainNameRegistry
   class Application < Rails::Application
     # Settings in config/environments/* take precedence over those specified here.
     # Application configuration should go into files in config/initializers
diff --git a/config/database-example.yml b/config/database-example.yml
index 8def2a36f..ca47a9979 100644
--- a/config/database-example.yml
+++ b/config/database-example.yml
@@ -4,14 +4,14 @@
 # Registrant example is at database-example-registrant.yml file
 
 default: &default
-  host: localhost
   adapter: postgresql
   encoding: unicode
-  pool: 5
-  username: registry
-  password: registry_pwd
+  pool: <%= ENV.fetch("APP_DB_MAX_THREADS") { 5 } %>
+  host: <%= ENV.fetch("APP_DBHOST") { "localhost" } %>
+  username: <%= ENV.fetch("APP_DBUSER") { "postgres" } %>
+  password:
 
-#    
+#
 # Staging config For EPP, REPP, Admin, Registrar
 #
 
@@ -27,7 +27,7 @@ api_log_staging:
   <<: *default
   database: registry_api_log_staging
 
-#    
+#
 # Production config For EPP, REPP, Admin, Registrar
 #
 production:
diff --git a/config/environments/test.rb b/config/environments/test.rb
index df9ab2bbf..9b22ad426 100644
--- a/config/environments/test.rb
+++ b/config/environments/test.rb
@@ -43,6 +43,7 @@ Rails.application.configure do
   config.log_level = :debug
   config.active_job.queue_adapter = :test
   config.logger = ActiveSupport::Logger.new(nil)
+  config.active_support.test_order = :random # :random is the default in Rails 5
 end
 
 # In this mode, any jobs you queue will be run in the same thread, synchronously
diff --git a/config/initializers/eis_custom_active_record.rb b/config/initializers/eis_custom_active_record.rb
deleted file mode 100644
index 60dcebeb9..000000000
--- a/config/initializers/eis_custom_active_record.rb
+++ /dev/null
@@ -1,8 +0,0 @@
-# Log all user issues raised by active record
-# rubocop: disable Metrics/LineLength
-class ActiveRecord::Base
-  after_validation do |m|
-    Rails.logger.info "USER MSG: ACTIVERECORD: #{m.class} ##{m.id} #{m.errors.full_messages} #{m.errors['epp_errors']}" if m.errors.present?
-    true
-  end
-end
diff --git a/config/locales/admin/domains.en.yml b/config/locales/admin/domains.en.yml
index 8d66347ae..78f862ec4 100644
--- a/config/locales/admin/domains.en.yml
+++ b/config/locales/admin/domains.en.yml
@@ -5,6 +5,10 @@ en:
         header: Domains
         registrant: Registrant
 
+      show:
+        edit_btn: Edit statuses
+        history_btn: History
+
       search_form:
         reset_btn: Reset
 
diff --git a/config/locales/admin/mail_templates.en.yml b/config/locales/admin/mail_templates.en.yml
new file mode 100644
index 000000000..2aa6ad52d
--- /dev/null
+++ b/config/locales/admin/mail_templates.en.yml
@@ -0,0 +1,5 @@
+en:
+  admin:
+    mail_templates:
+      html_body: HTML body
+      new_mail_template: New mail template
diff --git a/config/locales/admin/registrars.en.yml b/config/locales/admin/registrars.en.yml
index 9acfca542..3586960b0 100644
--- a/config/locales/admin/registrars.en.yml
+++ b/config/locales/admin/registrars.en.yml
@@ -19,6 +19,12 @@ en:
       billing:
         header: Billing
 
+      edit:
+        header: Edit registrar
+
+      billing:
+        header: Billing
+
       create:
         created: Registrar has been successfully created
 
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 1e65f7e29..7ac84379f 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -337,7 +337,6 @@ en:
 
   transfer_requested: 'Transfer requested.'
   message_was_not_found: 'Message was not found'
-  zonefile: 'Zonefile'
   only_one_parameter_allowed: 'Only one parameter allowed: %{param_1} or %{param_2}'
   exactly_one_parameter_required: 'Exactly one parameter required: %{params}'
   ds_data_with_key_allowed: 'Allow DS data with key'
@@ -538,7 +537,6 @@ en:
   invoice_number: Invoice no.
   seller: 'Seller'
   prepayment: 'Prepayment'
-  vat: 'VAT (%{vat_prc}%)'
   unpaid: 'Unpaid'
   your_current_account_balance_is: 'Your current account balance is %{balance} %{currency}'
   billing: 'Billing'
@@ -556,7 +554,6 @@ en:
   unit: 'Unit'
   price: 'Price'
   total: 'Total'
-  total_without_vat: 'Total without VAT'
   paid_at: 'Paid at'
   invoice: 'Invoice'
   bank_statements: 'Bank statements'
@@ -731,7 +728,6 @@ en:
   is_registrant: 'Is registrant'
   force_delete_set_on_domain: 'Force delete set on domain %{domain_name}'
   mail_templates: Mail Templates
-  new_mail_template: New mail template
   failure: "It was not saved"
   contact_is_not_valid: 'Contact %{value} is not valid, please fix the invalid contact'
   welcome_to_eis_registrar_portal: 'Welcome to EIS Registrar portal'
@@ -763,5 +759,6 @@ en:
 
   attributes:
     vat_no: VAT number
+    vat_rate: VAT rate
     ipv4: IPv4
     ipv6: IPv6
diff --git a/config/schedule.rb b/config/schedule.rb
index a136ba5c3..6413a9c56 100644
--- a/config/schedule.rb
+++ b/config/schedule.rb
@@ -46,10 +46,6 @@ if @cron_group == 'registry'
     runner 'DomainCron.start_expire_period'
   end
 
-  every 50.minutes do
-    runner 'DomainCron.start_delete_period'
-  end
-
   every 52.minutes do
     runner 'DomainCron.start_redemption_grace_period'
   end
diff --git a/db/migrate/20180228055259_add_registrars_vat_rate.rb b/db/migrate/20180228055259_add_registrars_vat_rate.rb
new file mode 100644
index 000000000..5965b65cf
--- /dev/null
+++ b/db/migrate/20180228055259_add_registrars_vat_rate.rb
@@ -0,0 +1,5 @@
+class AddRegistrarsVatRate < ActiveRecord::Migration
+  def change
+    add_column :registrars, :vat_rate, :decimal, precision: 4, scale: 3
+  end
+end
diff --git a/db/migrate/20180228064342_rename_invoices_vat_prc_to_vat_rate.rb b/db/migrate/20180228064342_rename_invoices_vat_prc_to_vat_rate.rb
new file mode 100644
index 000000000..89b4de724
--- /dev/null
+++ b/db/migrate/20180228064342_rename_invoices_vat_prc_to_vat_rate.rb
@@ -0,0 +1,5 @@
+class RenameInvoicesVatPrcToVatRate < ActiveRecord::Migration
+  def change
+    rename_column :invoices, :vat_prc, :vat_rate
+  end
+end
diff --git a/db/migrate/20180228070102_change_invoices_vat_rate_type.rb b/db/migrate/20180228070102_change_invoices_vat_rate_type.rb
new file mode 100644
index 000000000..2c0790a18
--- /dev/null
+++ b/db/migrate/20180228070102_change_invoices_vat_rate_type.rb
@@ -0,0 +1,5 @@
+class ChangeInvoicesVatRateType < ActiveRecord::Migration
+  def change
+    change_column :invoices, :vat_rate, :decimal, precision: 4, scale: 3
+  end
+end
diff --git a/db/migrate/20180228070431_change_invoice_vat_rate_to_null.rb b/db/migrate/20180228070431_change_invoice_vat_rate_to_null.rb
new file mode 100644
index 000000000..37b8394b5
--- /dev/null
+++ b/db/migrate/20180228070431_change_invoice_vat_rate_to_null.rb
@@ -0,0 +1,5 @@
+class ChangeInvoiceVatRateToNull < ActiveRecord::Migration
+  def change
+    change_column_null :invoices, :vat_rate, true
+  end
+end
diff --git a/db/migrate/20180228074442_remove_registrars_vat.rb b/db/migrate/20180228074442_remove_registrars_vat.rb
new file mode 100644
index 000000000..eb2bd44f1
--- /dev/null
+++ b/db/migrate/20180228074442_remove_registrars_vat.rb
@@ -0,0 +1,5 @@
+class RemoveRegistrarsVat < ActiveRecord::Migration
+  def change
+    remove_column :registrars, :vat, :boolean
+  end
+end
diff --git a/db/migrate/20180310142630_remove_invoices_invoice_type.rb b/db/migrate/20180310142630_remove_invoices_invoice_type.rb
new file mode 100644
index 000000000..f8cddadf9
--- /dev/null
+++ b/db/migrate/20180310142630_remove_invoices_invoice_type.rb
@@ -0,0 +1,5 @@
+class RemoveInvoicesInvoiceType < ActiveRecord::Migration
+  def change
+    remove_column :invoices, :invoice_type, :string
+  end
+end
diff --git a/db/migrate/20180313090437_rename_invoices_sum_cache_to_total.rb b/db/migrate/20180313090437_rename_invoices_sum_cache_to_total.rb
new file mode 100644
index 000000000..43e827dfc
--- /dev/null
+++ b/db/migrate/20180313090437_rename_invoices_sum_cache_to_total.rb
@@ -0,0 +1,5 @@
+class RenameInvoicesSumCacheToTotal < ActiveRecord::Migration
+  def change
+    rename_column :invoices, :sum_cache, :total
+  end
+end
diff --git a/db/migrate/20180313124751_change_invoices_total_to_not_null.rb b/db/migrate/20180313124751_change_invoices_total_to_not_null.rb
new file mode 100644
index 000000000..fb31f4084
--- /dev/null
+++ b/db/migrate/20180313124751_change_invoices_total_to_not_null.rb
@@ -0,0 +1,5 @@
+class ChangeInvoicesTotalToNotNull < ActiveRecord::Migration
+  def change
+    change_column_null :invoices, :total, false
+  end
+end
diff --git a/db/migrate/20180314122722_add_invoices_buyer_vat_no.rb b/db/migrate/20180314122722_add_invoices_buyer_vat_no.rb
new file mode 100644
index 000000000..83f9f9abd
--- /dev/null
+++ b/db/migrate/20180314122722_add_invoices_buyer_vat_no.rb
@@ -0,0 +1,5 @@
+class AddInvoicesBuyerVatNo < ActiveRecord::Migration
+  def change
+    add_column :invoices, :buyer_vat_no, :string
+  end
+end
diff --git a/db/migrate/20180327151906_remove_domains_valid_from.rb b/db/migrate/20180327151906_remove_domains_valid_from.rb
new file mode 100644
index 000000000..3514fc9f2
--- /dev/null
+++ b/db/migrate/20180327151906_remove_domains_valid_from.rb
@@ -0,0 +1,5 @@
+class RemoveDomainsValidFrom < ActiveRecord::Migration
+  def change
+    remove_column :domains, :valid_from, :datetime
+  end
+end
diff --git a/db/migrate/20180331200125_change_domains_valid_to_to_not_null.rb b/db/migrate/20180331200125_change_domains_valid_to_to_not_null.rb
new file mode 100644
index 000000000..049b08806
--- /dev/null
+++ b/db/migrate/20180331200125_change_domains_valid_to_to_not_null.rb
@@ -0,0 +1,5 @@
+class ChangeDomainsValidToToNotNull < ActiveRecord::Migration
+  def change
+    change_column_null :domains, :valid_to, false
+  end
+end
diff --git a/db/structure.sql b/db/structure.sql
index 374b17b5b..744ea9e19 100644
--- a/db/structure.sql
+++ b/db/structure.sql
@@ -872,8 +872,7 @@ CREATE TABLE domains (
     registrar_id integer NOT NULL,
     registered_at timestamp without time zone,
     status character varying,
-    valid_from timestamp without time zone,
-    valid_to timestamp without time zone,
+    valid_to timestamp without time zone NOT NULL,
     registrant_id integer NOT NULL,
     transfer_code character varying NOT NULL,
     created_at timestamp without time zone,
@@ -998,13 +997,12 @@ CREATE TABLE invoices (
     id integer NOT NULL,
     created_at timestamp without time zone NOT NULL,
     updated_at timestamp without time zone NOT NULL,
-    invoice_type character varying NOT NULL,
     due_date timestamp without time zone NOT NULL,
     payment_term character varying,
     currency character varying NOT NULL,
     description character varying,
     reference_no character varying,
-    vat_prc numeric(10,2) NOT NULL,
+    vat_rate numeric(4,3),
     paid_at timestamp without time zone,
     seller_id integer,
     seller_name character varying NOT NULL,
@@ -1037,8 +1035,9 @@ CREATE TABLE invoices (
     updator_str character varying,
     number integer,
     cancelled_at timestamp without time zone,
-    sum_cache numeric(10,2),
-    in_directo boolean DEFAULT false
+    total numeric(10,2) NOT NULL,
+    in_directo boolean DEFAULT false,
+    buyer_vat_no character varying
 );
 
 
@@ -2154,11 +2153,11 @@ CREATE TABLE registrars (
     code character varying NOT NULL,
     website character varying,
     accounting_customer_code character varying NOT NULL,
-    vat boolean,
     legacy_id integer,
     reference_no character varying,
     test_registrar boolean DEFAULT false,
-    language character varying NOT NULL
+    language character varying NOT NULL,
+    vat_rate numeric(4,3)
 );
 
 
@@ -4669,6 +4668,16 @@ INSERT INTO schema_migrations (version) VALUES ('20180214213743');
 
 INSERT INTO schema_migrations (version) VALUES ('20180218004148');
 
+INSERT INTO schema_migrations (version) VALUES ('20180228055259');
+
+INSERT INTO schema_migrations (version) VALUES ('20180228064342');
+
+INSERT INTO schema_migrations (version) VALUES ('20180228070102');
+
+INSERT INTO schema_migrations (version) VALUES ('20180228070431');
+
+INSERT INTO schema_migrations (version) VALUES ('20180228074442');
+
 INSERT INTO schema_migrations (version) VALUES ('20180306180401');
 
 INSERT INTO schema_migrations (version) VALUES ('20180306181538');
@@ -4695,3 +4704,15 @@ INSERT INTO schema_migrations (version) VALUES ('20180309053921');
 
 INSERT INTO schema_migrations (version) VALUES ('20180309054510');
 
+INSERT INTO schema_migrations (version) VALUES ('20180310142630');
+
+INSERT INTO schema_migrations (version) VALUES ('20180313090437');
+
+INSERT INTO schema_migrations (version) VALUES ('20180313124751');
+
+INSERT INTO schema_migrations (version) VALUES ('20180314122722');
+
+INSERT INTO schema_migrations (version) VALUES ('20180327151906');
+
+INSERT INTO schema_migrations (version) VALUES ('20180331200125');
+
diff --git a/doc/models_complete.svg b/doc/models_complete.svg
index 296d20c67..644822637 100644
--- a/doc/models_complete.svg
+++ b/doc/models_complete.svg
@@ -852,7 +852,6 @@
 <text text-anchor="start" x="1958.5" y="-2181.3" font-family="Times,serif" font-size="14.00">registrar_id :integer</text>
 <text text-anchor="start" x="1958.5" y="-2166.3" font-family="Times,serif" font-size="14.00">registered_at :datetime</text>
 <text text-anchor="start" x="1958.5" y="-2151.3" font-family="Times,serif" font-size="14.00">status :string</text>
-<text text-anchor="start" x="1958.5" y="-2136.3" font-family="Times,serif" font-size="14.00">valid_from :datetime</text>
 <text text-anchor="start" x="1958.5" y="-2121.3" font-family="Times,serif" font-size="14.00">valid_to :datetime</text>
 <text text-anchor="start" x="1958.5" y="-2106.3" font-family="Times,serif" font-size="14.00">registrant_id :integer</text>
 <text text-anchor="start" x="1958.5" y="-2091.3" font-family="Times,serif" font-size="14.00">transfer_code :string</text>
@@ -1489,7 +1488,6 @@
 <text text-anchor="start" x="1600.5" y="-2399.3" font-family="Times,serif" font-size="14.00">zip :string</text>
 <text text-anchor="start" x="1600.5" y="-2384.3" font-family="Times,serif" font-size="14.00">code :string</text>
 <text text-anchor="start" x="1600.5" y="-2369.3" font-family="Times,serif" font-size="14.00">url :string</text>
-<text text-anchor="start" x="1600.5" y="-2339.3" font-family="Times,serif" font-size="14.00">vat :boolean</text>
 <text text-anchor="start" x="1600.5" y="-2324.3" font-family="Times,serif" font-size="14.00">legacy_id :integer</text>
 <text text-anchor="start" x="1600.5" y="-2309.3" font-family="Times,serif" font-size="14.00">reference_no :string</text>
 </g>
@@ -1614,13 +1612,12 @@
 <text text-anchor="start" x="121.5" y="-1571.3" font-family="Times,serif" font-size="14.00">id :integer</text>
 <text text-anchor="start" x="121.5" y="-1556.3" font-family="Times,serif" font-size="14.00">created_at :datetime</text>
 <text text-anchor="start" x="121.5" y="-1541.3" font-family="Times,serif" font-size="14.00">updated_at :datetime</text>
-<text text-anchor="start" x="121.5" y="-1526.3" font-family="Times,serif" font-size="14.00">invoice_type :string</text>
 <text text-anchor="start" x="121.5" y="-1511.3" font-family="Times,serif" font-size="14.00">due_date :datetime</text>
 <text text-anchor="start" x="121.5" y="-1496.3" font-family="Times,serif" font-size="14.00">payment_term :string</text>
 <text text-anchor="start" x="121.5" y="-1481.3" font-family="Times,serif" font-size="14.00">currency :string</text>
 <text text-anchor="start" x="121.5" y="-1466.3" font-family="Times,serif" font-size="14.00">description :string</text>
 <text text-anchor="start" x="121.5" y="-1451.3" font-family="Times,serif" font-size="14.00">reference_no :string</text>
-<text text-anchor="start" x="121.5" y="-1436.3" font-family="Times,serif" font-size="14.00">vat_prc :decimal</text>
+<text text-anchor="start" x="121.5" y="-1436.3" font-family="Times,serif" font-size="14.00">vat_rate :decimal</text>
 <text text-anchor="start" x="121.5" y="-1421.3" font-family="Times,serif" font-size="14.00">paid_at :datetime</text>
 <text text-anchor="start" x="121.5" y="-1406.3" font-family="Times,serif" font-size="14.00">seller_id :integer</text>
 <text text-anchor="start" x="121.5" y="-1391.3" font-family="Times,serif" font-size="14.00">seller_name :string</text>
@@ -1653,7 +1650,7 @@
 <text text-anchor="start" x="121.5" y="-986.3" font-family="Times,serif" font-size="14.00">updator_str :string</text>
 <text text-anchor="start" x="121.5" y="-971.3" font-family="Times,serif" font-size="14.00">number :integer</text>
 <text text-anchor="start" x="121.5" y="-956.3" font-family="Times,serif" font-size="14.00">cancelled_at :datetime</text>
-<text text-anchor="start" x="121.5" y="-941.3" font-family="Times,serif" font-size="14.00">sum_cache :decimal</text>
+<text text-anchor="start" x="121.5" y="-941.3" font-family="Times,serif" font-size="14.00">total :decimal</text>
 </g>
 <!-- Registrar&#45;&gt;Invoice -->
 <g id="edge64" class="edge"><title>Registrar&#45;&gt;Invoice</title>
diff --git a/docker-compose.yml b/docker-compose.yml
new file mode 100644
index 000000000..5c5f523de
--- /dev/null
+++ b/docker-compose.yml
@@ -0,0 +1,33 @@
+version: "3.2"
+
+services:
+  app:
+    tty: true
+    stdin_open: true
+    build:
+      context: .
+      dockerfile: Dockerfile
+    links:
+      - db
+    environment:
+      - APP_DBHOST=db
+    volumes:
+      - .:/opt/webapps/app
+    ports:
+      - "3000:3000"
+    command: bash -c "rm -f tmp/pids/server.pid && bundle exec rails server -p 3000 -b '0.0.0.0'"
+
+  web:
+    image: nginx
+    volumes:
+      - ./docker/nginx.template:/etc/nginx/conf.d/nginx.template
+    ports:
+      - "80:80"
+    links:
+      - app
+    environment:
+      APP: 'app'
+    command: /bin/bash -c "envsubst '$$APP' < /etc/nginx/conf.d/nginx.template > /etc/nginx/conf.d/default.conf && nginx -g 'daemon off;'"
+
+  db:
+    image: postgres:9.4
diff --git a/docker/docker_dev.sh b/docker/docker_dev.sh
new file mode 100755
index 000000000..f5592517f
--- /dev/null
+++ b/docker/docker_dev.sh
@@ -0,0 +1,6 @@
+# /bin/sh
+docker-compose down
+docker-compose build
+docker-compose run app rake db:setup:all
+docker-compose run app rake db:migrate
+docker-compose run app rake dev:prime
diff --git a/docker/docker_test.sh b/docker/docker_test.sh
new file mode 100755
index 000000000..7239f78a9
--- /dev/null
+++ b/docker/docker_test.sh
@@ -0,0 +1,8 @@
+# /bin/sh
+docker-compose down
+docker-compose build
+
+# Setup test database
+docker-compose run app rake db:setup:all test
+# Finally run tests to check if everything is in order
+docker-compose run app rspec
diff --git a/docker/nginx.template b/docker/nginx.template
new file mode 100644
index 000000000..50f6e8548
--- /dev/null
+++ b/docker/nginx.template
@@ -0,0 +1,29 @@
+log_format le_json '{ "time": "$time_iso8601", '
+ '"remote_addr": "$remote_addr", '
+ '"remote_user": "$remote_user", '
+ '"body_bytes_sent": "$body_bytes_sent", '
+ '"request_time": "$request_time", '
+ '"status": "$status", '
+ '"request": "$request", '
+ '"request_method": "$request_method", '
+ '"http_referrer": "$http_referer", '
+ '"http_user_agent": "$http_user_agent" }';
+
+upstream app {
+  server ${APP}:3000;
+}
+
+server {
+  listen       80;
+
+  access_log /var/log/nginx/access.log le_json;
+
+  location / {
+    proxy_set_header  X-Real-IP        $remote_addr;
+    proxy_set_header  X-Forwarded-For  $proxy_add_x_forwarded_for;
+    proxy_set_header  Host             $http_host;
+    proxy_redirect    off;
+    proxy_pass        http://app;
+    break;
+  }
+}
diff --git a/lib/tasks/dev.rake b/lib/tasks/dev.rake
index f4b133ed1..e4c120a8d 100644
--- a/lib/tasks/dev.rake
+++ b/lib/tasks/dev.rake
@@ -23,7 +23,6 @@ namespace :dev do
              period: period,
              period_unit: period_unit,
              registered_at: reg_time,
-             valid_from: reg_time,
              expire_time: reg_time + period.send(duration.second.to_sym),
              created_at: reg_time,
              updated_at: reg_time,
@@ -151,7 +150,6 @@ namespace :dev do
                  period: period,
                  period_unit: 'y',
                  registered_at: Time.zone.now,
-                 valid_from: Time.zone.now,
                  expire_time: Time.zone.now + period.years,
                  registrar: registrar,
                  registrant: registrants.sample)
diff --git a/lib/tasks/import.rake b/lib/tasks/import.rake
index 9c439f7a7..d953c72c9 100644
--- a/lib/tasks/import.rake
+++ b/lib/tasks/import.rake
@@ -87,7 +87,6 @@ namespace :import do
         zip: x.postalcode.try(:strip),
         url: x.url.try(:strip),
         accounting_customer_code: x.directo_handle.try(:strip),
-        vat: x.vat,
         legacy_id: x.id,
         creator_str: user,
         updator_str: user,
@@ -337,7 +336,6 @@ namespace :import do
       name
       registrar_id
       registered_at
-      valid_from
       valid_to
       transfer_code
       created_at
diff --git a/spec/factories/domain.rb b/spec/factories/domain.rb
index fc4d3a97b..39ad2240d 100644
--- a/spec/factories/domain.rb
+++ b/spec/factories/domain.rb
@@ -3,6 +3,7 @@ FactoryBot.define do
     sequence(:name) { |n| "test#{n}.com" }
     period 1
     period_unit 'y' # Year
+    valid_to Time.zone.parse('2010-07-05')
     registrar
     registrant
 
@@ -10,9 +11,5 @@ FactoryBot.define do
       domain.admin_domain_contacts << FactoryBot.build(:admin_domain_contact)
       domain.tech_domain_contacts << FactoryBot.build(:tech_domain_contact)
     end
-
-    factory :domain_discarded do
-      statuses [DomainStatus::DELETE_CANDIDATE]
-    end
   end
 end
diff --git a/spec/factories/invoice.rb b/spec/factories/invoice.rb
index 7eeed32b9..42ac54812 100644
--- a/spec/factories/invoice.rb
+++ b/spec/factories/invoice.rb
@@ -3,12 +3,11 @@ FactoryBot.define do
     buyer_name 'Registrar 1'
     currency { 'EUR' }
     due_date { Time.zone.now.to_date + 1.day }
-    invoice_type 'DEB'
     seller_iban { '123' }
     seller_name { 'EIS' }
     seller_city { 'Tallinn' }
     seller_street { 'Paldiski mnt. 123' }
-    vat_prc 0.2
+    vat_rate 0.2
     buyer { FactoryBot.create(:registrar) }
 
     after :build do |invoice|
diff --git a/spec/models/concerns/domain/deletable_spec.rb b/spec/models/concerns/domain/deletable_spec.rb
deleted file mode 100644
index 826299b69..000000000
--- a/spec/models/concerns/domain/deletable_spec.rb
+++ /dev/null
@@ -1,19 +0,0 @@
-require 'rails_helper'
-
-RSpec.describe Domain, db: false do
-  it { is_expected.to alias_attribute(:delete_time, :delete_at) }
-
-  describe '#discarded?' do
-    context 'when :deleteCandidate status is present' do
-      let(:domain) { described_class.new(statuses: [DomainStatus::DELETE_CANDIDATE]) }
-
-      specify { expect(domain).to be_discarded }
-    end
-
-    context 'when :deleteCandidate status is absent' do
-      let(:domain) { described_class.new(statuses: []) }
-
-      specify { expect(domain).to_not be_discarded }
-    end
-  end
-end
diff --git a/spec/models/epp/domain_spec.rb b/spec/models/epp/domain_spec.rb
index de0b8f4e1..402305527 100644
--- a/spec/models/epp/domain_spec.rb
+++ b/spec/models/epp/domain_spec.rb
@@ -21,11 +21,7 @@ RSpec.describe Epp::Domain, db: false do
         expect(domain.registered_at).to eq(Time.zone.parse('05.07.2010'))
       end
 
-      it 'has :valid_from set to now' do
-        expect(domain.valid_from).to eq(Time.zone.parse('05.07.2010'))
-      end
-
-      it 'has :valid_to set to the beginning of next day after :valid_from' do
+      it 'has :valid_to set to the beginning of next day after :registered_at' do
         expect(domain.valid_to).to eq(Time.zone.parse('06.07.2011 00:00'))
       end
     end
diff --git a/spec/models/invoice_spec.rb b/spec/models/invoice_spec.rb
index 49d15310f..14747c9c1 100644
--- a/spec/models/invoice_spec.rb
+++ b/spec/models/invoice_spec.rb
@@ -13,10 +13,8 @@ describe Invoice do
         "Currency is missing",
         "Due date is missing",
         "Invoice items is missing",
-        "Invoice type is missing",
         "Seller iban is missing",
         "Seller name is missing",
-        "Vat prc is missing"
       ])
     end
 
@@ -52,20 +50,6 @@ describe Invoice do
       @invoice.seller_address.should == 'Paldiski mnt. 123, Tallinn'
     end
 
-    it 'should calculate sums correctly' do
-      @invoice = create(:invoice)
-      @invoice.vat_prc.should == BigDecimal.new('0.2')
-      @invoice.sum_without_vat.should == BigDecimal.new('300.0')
-      @invoice.vat.should == BigDecimal.new('60.0')
-      @invoice.sum.should == BigDecimal.new('360.0')
-
-      ii = @invoice.items.first
-      ii.item_sum_without_vat.should == BigDecimal.new('150.0')
-
-      ii = @invoice.items.last
-      ii.item_sum_without_vat.should == BigDecimal.new('150.0')
-    end
-
     it 'should cancel overdue invoices' do
       create(:invoice, created_at: Time.zone.now - 35.days, due_date: Time.zone.now - 30.days)
       Invoice.cancel_overdue_invoices
diff --git a/spec/requests/epp/domain/delete/discarded_spec.rb b/spec/requests/epp/domain/delete/discarded_spec.rb
deleted file mode 100644
index 55e74d965..000000000
--- a/spec/requests/epp/domain/delete/discarded_spec.rb
+++ /dev/null
@@ -1,47 +0,0 @@
-require 'rails_helper'
-
-RSpec.describe 'EPP domain:delete' do
-  let(:registrar) { create(:registrar) }
-  let(:user) { create(:api_user_epp, registrar: registrar) }
-  let(:session_id) { create(:epp_session, user: user).session_id }
-  let(:request_xml) { <<-XML
-    <?xml version="1.0" encoding="UTF-8" standalone="no"?>
-    <epp xmlns="https://epp.tld.ee/schema/epp-ee-1.0.xsd">
-      <command>
-        <delete>
-          <domain:delete xmlns:domain="https://epp.tld.ee/schema/domain-eis-1.0.xsd">
-            <domain:name>test.com</domain:name>
-          </domain:delete>
-        </delete>
-        <extension>
-          <eis:extdata xmlns:eis="https://epp.tld.ee/schema/eis-1.0.xsd">
-            <eis:legalDocument type="pdf">dGVzdCBmYWlsCg==</eis:legalDocument>
-          </eis:extdata>
-        </extension>
-      </command>
-    </epp>
-  XML
-  }
-
-  before :example do
-    login_as user
-  end
-
-  context 'when domain is not discarded' do
-    let!(:domain) { create(:domain, name: 'test.com') }
-
-    it 'returns epp code of 1001' do
-      post '/epp/command/delete', { frame: request_xml }, 'HTTP_COOKIE' => "session=#{session_id}"
-      expect(response).to have_code_of(1001)
-    end
-  end
-
-  context 'when domain is discarded' do
-    let!(:domain) { create(:domain_discarded, name: 'test.com') }
-
-    it 'returns epp code of 2105' do
-      post '/epp/command/delete', { frame: request_xml }, 'HTTP_COOKIE' => "session=#{session_id}"
-      expect(response).to have_code_of(2105)
-    end
-  end
-end
diff --git a/spec/requests/epp/domain/update/discarded_spec.rb b/spec/requests/epp/domain/update/discarded_spec.rb
deleted file mode 100644
index 4a31b7d10..000000000
--- a/spec/requests/epp/domain/update/discarded_spec.rb
+++ /dev/null
@@ -1,42 +0,0 @@
-require 'rails_helper'
-
-RSpec.describe 'EPP domain:update' do
-  let(:registrar) { create(:registrar) }
-  let(:user) { create(:api_user_epp, registrar: registrar) }
-  let(:session_id) { create(:epp_session, user: user).session_id }
-  let(:request_xml) { <<-XML
-    <?xml version="1.0" encoding="UTF-8" standalone="no"?>
-    <epp xmlns="https://epp.tld.ee/schema/epp-ee-1.0.xsd">
-      <command>
-        <update>
-          <domain:update xmlns:domain="https://epp.tld.ee/schema/domain-eis-1.0.xsd">
-            <domain:name>test.com</domain:name>
-          </domain:update>
-        </update>
-      </command>
-    </epp>
-  XML
-  }
-
-  before :example do
-    login_as user
-  end
-
-  context 'when domain is not discarded' do
-    let!(:domain) { create(:domain, name: 'test.com') }
-
-    it 'returns epp code of 1000' do
-      post '/epp/command/update', { frame: request_xml }, 'HTTP_COOKIE' => "session=#{session_id}"
-      expect(response).to have_code_of(1000)
-    end
-  end
-
-  context 'when domain is discarded' do
-    let!(:domain) { create(:domain_discarded, name: 'test.com') }
-
-    it 'returns epp code of 2105' do
-      post '/epp/command/update', { frame: request_xml }, 'HTTP_COOKIE' => "session=#{session_id}"
-      expect(response).to have_code_of(2105)
-    end
-  end
-end
diff --git a/test/fixtures/invoice_items.yml b/test/fixtures/invoice_items.yml
index 417203a51..9c37ece9a 100644
--- a/test/fixtures/invoice_items.yml
+++ b/test/fixtures/invoice_items.yml
@@ -1,13 +1,13 @@
-DEFAULTS: &DEFAULTS
+one:
   description: Acme services
+  price: 5
+  amount: 1
+  unit: pc
+  invoice: valid
+
+two:
+  description: Acme services
+  price: 5
   amount: 2
   unit: pc
-  price: 5
-
-valid:
-  <<: *DEFAULTS
-  invoice: valid
-
-another:
-  <<: *DEFAULTS
   invoice: valid
diff --git a/test/fixtures/invoices.yml b/test/fixtures/invoices.yml
index 7a1c85dd1..c395da425 100644
--- a/test/fixtures/invoices.yml
+++ b/test/fixtures/invoices.yml
@@ -1,12 +1,13 @@
 DEFAULTS: &DEFAULTS
   created_at: <%= Date.parse '2010-07-05' %>
   due_date: <%= Date.parse '2010-07-06' %>
-  invoice_type: DEB
   currency: EUR
   seller_name: John Doe
   seller_iban: 1234
+  buyer: bestnames
   buyer_name: Jane Doe
-  vat_prc: 0.2
+  vat_rate: 0.1
+  total: 16.50
 
 valid:
   <<: *DEFAULTS
@@ -21,7 +22,7 @@ cancelled:
 
 paid:
   <<: *DEFAULTS
-  sum_cache: 1
+  total: 1
 
 outstanding:
   <<: *DEFAULTS
diff --git a/test/fixtures/registrars.yml b/test/fixtures/registrars.yml
index b0cc371a7..6ff6d2dc9 100644
--- a/test/fixtures/registrars.yml
+++ b/test/fixtures/registrars.yml
@@ -17,7 +17,8 @@ goodnames:
   reg_no: 12345
   code: goodnames
   email: info@goodnames.test
-  country_code: US
+  country_code: DE
+  vat_no: DE123456789
   accounting_customer_code: goodnames
   language: en
 
@@ -29,3 +30,23 @@ not_in_use:
   country_code: US
   accounting_customer_code: any
   language: en
+
+complete:
+  name: Complete Names
+  reg_no: 123456
+  code: completenames
+  email: completenames@example.com
+  country_code: US
+  accounting_customer_code: US0001
+  language: en
+  vat_no: US12345
+  vat_rate: 0.05
+
+not_in_use:
+  name: any
+  reg_no: any
+  code: any
+  email: any@example.com
+  country_code: US
+  accounting_customer_code: any
+  language: en
diff --git a/test/integration/admin/domains/details_test.rb b/test/integration/admin/domains/details_test.rb
new file mode 100644
index 000000000..a3ec6bdeb
--- /dev/null
+++ b/test/integration/admin/domains/details_test.rb
@@ -0,0 +1,16 @@
+require 'test_helper'
+
+class AdminAreaDomainDetailsTest < ActionDispatch::IntegrationTest
+  setup do
+    login_as users(:admin)
+    @domain = domains(:shop)
+  end
+
+  def test_discarded_domain_has_corresponding_label
+    visit admin_domain_url(@domain)
+    assert_no_css 'span.label.label-warning', text: 'deleteCandidate'
+    @domain.discard
+    visit admin_domain_url(@domain)
+    assert_css 'span.label.label-warning', text: 'deleteCandidate'
+  end
+end
diff --git a/test/integration/admin/domains/force_delete_test.rb b/test/integration/admin/domains/force_delete_test.rb
index 731de151b..0ef017c11 100644
--- a/test/integration/admin/domains/force_delete_test.rb
+++ b/test/integration/admin/domains/force_delete_test.rb
@@ -3,7 +3,7 @@ require 'test_helper'
 class AdminAreaDomainForceDeleteTest < ActionDispatch::IntegrationTest
   include ActionMailer::TestHelper
 
-  def setup
+  setup do
     login_as users(:admin)
     @domain = domains(:shop)
     ActionMailer::Base.deliveries.clear
diff --git a/test/integration/admin/domains_test.rb b/test/integration/admin/domains_test.rb
index 1dfb0dfd1..81261f017 100644
--- a/test/integration/admin/domains_test.rb
+++ b/test/integration/admin/domains_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 class AdminDomainsTestTest < ActionDispatch::IntegrationTest
-  def setup
+  setup do
     login_as users(:admin)
   end
 
diff --git a/test/integration/admin/mail_templates/new_test.rb b/test/integration/admin/mail_templates/new_test.rb
new file mode 100644
index 000000000..42d50ef43
--- /dev/null
+++ b/test/integration/admin/mail_templates/new_test.rb
@@ -0,0 +1,14 @@
+require 'test_helper'
+
+class AdminAreaNewMailTemplateTest < ActionDispatch::IntegrationTest
+  setup do
+    login_as users(:admin)
+  end
+
+  def test_new_mail_template_does_not_throw_template_error
+    visit admin_mail_templates_url
+    click_link_or_button 'New'
+    assert_text "HTML body"
+    assert_text "New mail template"
+  end
+end
diff --git a/test/integration/admin/registrars/delete_test.rb b/test/integration/admin/registrars/delete_test.rb
index 34eb142bf..737c830c1 100644
--- a/test/integration/admin/registrars/delete_test.rb
+++ b/test/integration/admin/registrars/delete_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 class AdminAreaDeleteRegistrarTest < ActionDispatch::IntegrationTest
-  def setup
+  setup do
     login_as users(:admin)
   end
 
diff --git a/test/integration/admin/registrars/details_test.rb b/test/integration/admin/registrars/details_test.rb
new file mode 100644
index 000000000..3c2f39072
--- /dev/null
+++ b/test/integration/admin/registrars/details_test.rb
@@ -0,0 +1,18 @@
+require 'test_helper'
+
+class AdminAreaRegistrarDetailsTest < ActionDispatch::IntegrationTest
+  include ActionView::Helpers::NumberHelper
+
+  setup do
+    login_as users(:admin)
+    @registrar = registrars(:complete)
+  end
+
+  def test_registrar_details
+    visit admin_registrar_path(@registrar)
+    assert_text 'Accounting customer code US0001'
+    assert_text 'VAT number US12345'
+    assert_text 'VAT rate 5.0%'
+    assert_text 'Language English'
+  end
+end
diff --git a/test/integration/admin/registrars/edit_test.rb b/test/integration/admin/registrars/edit_test.rb
index af420b179..22b93657d 100644
--- a/test/integration/admin/registrars/edit_test.rb
+++ b/test/integration/admin/registrars/edit_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 class AdminAreaEditRegistrarTest < ActionDispatch::IntegrationTest
-  def setup
+  setup do
     login_as users(:admin)
     @registrar = registrars(:bestnames)
   end
diff --git a/test/integration/admin/registrars/new_test.rb b/test/integration/admin/registrars/new_test.rb
index 61a7a43be..d2efc31a2 100644
--- a/test/integration/admin/registrars/new_test.rb
+++ b/test/integration/admin/registrars/new_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 class AdminAreaNewRegistrarTest < ActionDispatch::IntegrationTest
-  def setup
+  setup do
     login_as users(:admin)
   end
 
@@ -12,6 +12,7 @@ class AdminAreaNewRegistrarTest < ActionDispatch::IntegrationTest
     fill_in 'Name', with: 'Brand new names'
     fill_in 'Reg no', with: '55555555'
     fill_in 'Contact e-mail', with: 'test@example.com'
+    select 'United States', from: 'Country'
     fill_in 'Accounting customer code', with: 'test'
     fill_in 'Code', with: 'test'
 
diff --git a/test/integration/admin/registrars/show_registrar_test.rb b/test/integration/admin/registrars/show_registrar_test.rb
deleted file mode 100644
index cb310317c..000000000
--- a/test/integration/admin/registrars/show_registrar_test.rb
+++ /dev/null
@@ -1,19 +0,0 @@
-require 'test_helper'
-
-class ShowRegistrarTest < ActionDispatch::IntegrationTest
-  include ActionView::Helpers::NumberHelper
-
-  def setup
-    login_as users(:admin)
-    @registrar = registrars(:bestnames)
-    visit admin_registrar_path(@registrar)
-  end
-
-  def test_accounting_customer_code
-    assert_text 'bestnames'
-  end
-
-  def test_language
-    assert_text 'Language English'
-  end
-end
diff --git a/test/integration/api/domain_transfers_test.rb b/test/integration/api/domain_transfers_test.rb
index 08ce2e34c..04301e3e3 100644
--- a/test/integration/api/domain_transfers_test.rb
+++ b/test/integration/api/domain_transfers_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 class APIDomainTransfersTest < ActionDispatch::IntegrationTest
-  def setup
+  setup do
     @domain = domains(:shop)
     @new_registrar = registrars(:goodnames)
     Setting.transfer_wait_time = 0 # Auto-approval
diff --git a/test/integration/epp/domain/create/transfer_code_test.rb b/test/integration/epp/domain/create/transfer_code_test.rb
index 276386851..60133cb35 100644
--- a/test/integration/epp/domain/create/transfer_code_test.rb
+++ b/test/integration/epp/domain/create/transfer_code_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 class EppDomainCreateTransferCodeTest < ActionDispatch::IntegrationTest
-  def setup
+  setup do
     travel_to Time.zone.parse('2010-07-05')
   end
 
diff --git a/test/integration/epp/domain/domain_delete_test.rb b/test/integration/epp/domain/domain_delete_test.rb
index bdd326a3e..eae4d39ff 100644
--- a/test/integration/epp/domain/domain_delete_test.rb
+++ b/test/integration/epp/domain/domain_delete_test.rb
@@ -25,4 +25,31 @@ class EppDomainDeleteTest < ActionDispatch::IntegrationTest
     assert_equal '1001', Nokogiri::XML(response.body).at_css('result')[:code]
     assert_equal 1, Nokogiri::XML(response.body).css('result').size
   end
+
+  def test_discarded_domain_cannot_be_deleted
+    domains(:shop).discard
+
+    request_xml = <<-XML
+      <?xml version="1.0" encoding="UTF-8" standalone="no"?>
+      <epp xmlns="https://epp.tld.ee/schema/epp-ee-1.0.xsd">
+        <command>
+          <delete>
+            <domain:delete xmlns:domain="https://epp.tld.ee/schema/domain-eis-1.0.xsd">
+              <domain:name>shop.test</domain:name>
+            </domain:delete>
+          </delete>
+          <extension>
+            <eis:extdata xmlns:eis="https://epp.tld.ee/schema/eis-1.0.xsd">
+              <eis:legalDocument type="pdf">dGVzdCBmYWlsCg==</eis:legalDocument>
+            </eis:extdata>
+          </extension>
+        </command>
+      </epp>
+    XML
+
+    assert_no_difference 'Domain.count' do
+      post '/epp/command/delete', { frame: request_xml }, 'HTTP_COOKIE' => 'session=api_bestnames'
+    end
+    assert_equal '2105', Nokogiri::XML(response.body).at_css('result')[:code]
+  end
 end
diff --git a/test/integration/epp/domain/domain_renew_test.rb b/test/integration/epp/domain/domain_renew_test.rb
index a60ec6843..338ecf766 100644
--- a/test/integration/epp/domain/domain_renew_test.rb
+++ b/test/integration/epp/domain/domain_renew_test.rb
@@ -3,7 +3,7 @@ require 'test_helper'
 class EppDomainRenewTest < ActionDispatch::IntegrationTest
   self.use_transactional_fixtures = false
 
-  def setup
+  setup do
     travel_to Time.zone.parse('2010-07-05')
   end
 
diff --git a/test/integration/epp/domain/update/transfer_code_test.rb b/test/integration/epp/domain/domain_update_test.rb
similarity index 53%
rename from test/integration/epp/domain/update/transfer_code_test.rb
rename to test/integration/epp/domain/domain_update_test.rb
index 92ee58a02..ac7160558 100644
--- a/test/integration/epp/domain/update/transfer_code_test.rb
+++ b/test/integration/epp/domain/domain_update_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 class EppDomainUpdateTest < ActionDispatch::IntegrationTest
-  def test_overwrites_existing
+  def test_update_domain
     request_xml = <<-XML
       <?xml version="1.0" encoding="UTF-8" standalone="no"?>
       <epp xmlns="https://epp.tld.ee/schema/epp-ee-1.0.xsd">
@@ -20,9 +20,29 @@ class EppDomainUpdateTest < ActionDispatch::IntegrationTest
       </epp>
     XML
 
-    post '/epp/command/update', { frame: request_xml }, { 'HTTP_COOKIE' => 'session=api_bestnames' }
+    post '/epp/command/update', { frame: request_xml }, 'HTTP_COOKIE' => 'session=api_bestnames'
     assert_equal 'f0ff7d17b0', domains(:shop).transfer_code
     assert_equal '1000', Nokogiri::XML(response.body).at_css('result')[:code]
     assert_equal 1, Nokogiri::XML(response.body).css('result').size
   end
+
+  def test_discarded_domain_cannot_be_updated
+    domains(:shop).discard
+
+    request_xml = <<-XML
+      <?xml version="1.0" encoding="UTF-8" standalone="no"?>
+      <epp xmlns="https://epp.tld.ee/schema/epp-ee-1.0.xsd">
+        <command>
+          <update>
+            <domain:update xmlns:domain="https://epp.tld.ee/schema/domain-eis-1.0.xsd">
+              <domain:name>shop.test</domain:name>
+            </domain:update>
+          </update>
+        </command>
+      </epp>
+    XML
+
+    post '/epp/command/update', { frame: request_xml }, 'HTTP_COOKIE' => 'session=api_bestnames'
+    assert_equal '2105', Nokogiri::XML(response.body).at_css('result')[:code]
+  end
 end
diff --git a/test/integration/epp/domain/transfer/request_test.rb b/test/integration/epp/domain/transfer/request_test.rb
index 508ec4334..f3ea644fc 100644
--- a/test/integration/epp/domain/transfer/request_test.rb
+++ b/test/integration/epp/domain/transfer/request_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 class EppDomainTransferRequestTest < ActionDispatch::IntegrationTest
-  def setup
+  setup do
     @domain = domains(:shop)
     @new_registrar = registrars(:goodnames)
     Setting.transfer_wait_time = 0
diff --git a/test/integration/epp/login/session_limit_test.rb b/test/integration/epp/login/session_limit_test.rb
index 513699415..b2fdfe88f 100644
--- a/test/integration/epp/login/session_limit_test.rb
+++ b/test/integration/epp/login/session_limit_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 class EppLoginSessionLimitTest < ActionDispatch::IntegrationTest
-  def setup
+  setup do
     travel_to Time.zone.parse('2010-07-05')
     EppSession.delete_all
   end
diff --git a/test/integration/registrant/domains_test.rb b/test/integration/registrant/domains_test.rb
index 9b1151b84..db1acfeea 100644
--- a/test/integration/registrant/domains_test.rb
+++ b/test/integration/registrant/domains_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 class RegistrantDomainsTest < ActionDispatch::IntegrationTest
-  def setup
+  setup do
     login_as users(:registrant)
 
     Setting.days_to_keep_business_registry_cache = 1
diff --git a/test/integration/registrar/billing/balance_top_up_test.rb b/test/integration/registrar/billing/balance_top_up_test.rb
new file mode 100644
index 000000000..c77c9ff37
--- /dev/null
+++ b/test/integration/registrar/billing/balance_top_up_test.rb
@@ -0,0 +1,25 @@
+require 'test_helper'
+
+class BalanceTopUpTest < ActionDispatch::IntegrationTest
+  setup do
+    login_as users(:api_bestnames)
+  end
+
+  def test_creates_new_invoice
+    Setting.registry_vat_prc = 0.1
+
+    visit registrar_invoices_url
+    click_link_or_button 'Add deposit'
+    fill_in 'Amount', with: '25.5'
+
+    assert_difference 'Invoice.count' do
+      click_link_or_button 'Add'
+    end
+
+    invoice = Invoice.last
+
+    assert_equal BigDecimal(10), invoice.vat_rate
+    assert_equal BigDecimal('28.05'), invoice.total
+    assert_text 'Please pay the following invoice'
+  end
+end
diff --git a/test/integration/registrar/domain_transfers_test.rb b/test/integration/registrar/domain_transfers_test.rb
index e29a11070..4cd6fc66c 100644
--- a/test/integration/registrar/domain_transfers_test.rb
+++ b/test/integration/registrar/domain_transfers_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 class RegistrarDomainTransfersTest < ActionDispatch::IntegrationTest
-  def setup
+  setup do
     WebMock.reset!
     login_as users(:api_goodnames)
   end
diff --git a/test/integration/registrar/nameserver_replacement_test.rb b/test/integration/registrar/nameserver_replacement_test.rb
index 9523d2bbd..8ed0f9419 100644
--- a/test/integration/registrar/nameserver_replacement_test.rb
+++ b/test/integration/registrar/nameserver_replacement_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 class RegistrarNameserverReplacementTest < ActionDispatch::IntegrationTest
-  def setup
+  setup do
     WebMock.reset!
     login_as users(:api_goodnames)
   end
diff --git a/test/models/contact/contact_test.rb b/test/models/contact/contact_test.rb
index 286ded534..b2a7a02a8 100644
--- a/test/models/contact/contact_test.rb
+++ b/test/models/contact/contact_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 class ContactTest < ActiveSupport::TestCase
-  def setup
+  setup do
     @contact = contacts(:john)
   end
 
diff --git a/test/models/contact/identical_test.rb b/test/models/contact/identical_test.rb
index 61d0946bc..61e960a7e 100644
--- a/test/models/contact/identical_test.rb
+++ b/test/models/contact/identical_test.rb
@@ -12,11 +12,16 @@ class ContactIdenticalTest < ActiveSupport::TestCase
     org_name
   ]
 
-  def setup
+  setup do
+    @original_address_processing = Setting.address_processing
     @contact = contacts(:william)
     @identical = contacts(:identical_to_william)
   end
 
+  teardown do
+    Setting.address_processing = @original_address_processing
+  end
+
   def test_returns_identical
     assert_equal @identical, @contact.identical(@identical.registrar)
   end
@@ -33,30 +38,24 @@ class ContactIdenticalTest < ActiveSupport::TestCase
     assert_nil @contact.identical(@identical.registrar)
   end
 
-  def test_takes_address_into_account_when_processing_enabled
+  def test_takes_address_into_account_when_address_processing_is_on
+    Setting.address_processing = true
+
     Contact.address_attribute_names.each do |attribute|
       previous_value = @identical.public_send(attribute)
       @identical.update_attribute(attribute, 'other')
-
-      Contact.stub :address_processing?, true do
-        assert_nil @contact.identical(@identical.registrar)
-      end
-
+      assert_nil @contact.identical(@identical.registrar)
       @identical.update_attribute(attribute, previous_value)
     end
   end
 
-  def test_ignores_address_when_processing_disabled
+  def test_ignores_address_when_address_processing_is_off
     Setting.address_processing = false
 
     Contact.address_attribute_names.each do |attribute|
       previous_value = @identical.public_send(attribute)
       @identical.update_attribute(attribute, 'other')
-
-      Contact.stub :address_processing?, false do
-        assert_equal @identical, @contact.identical(@identical.registrar)
-      end
-
+      assert_equal @identical, @contact.identical(@identical.registrar)
       @identical.update_attribute(attribute, previous_value)
     end
   end
diff --git a/test/models/contact/postal_address_test.rb b/test/models/contact/postal_address_test.rb
index 645207a9f..baf06d9f4 100644
--- a/test/models/contact/postal_address_test.rb
+++ b/test/models/contact/postal_address_test.rb
@@ -1,10 +1,15 @@
 require 'test_helper'
 
 class ContactPostalAddressTest < ActiveSupport::TestCase
-  def setup
+  setup do
+    @original_address_processing = Setting.address_processing
     @contact = contacts(:john)
   end
 
+  teardown do
+    Setting.address_processing = @original_address_processing
+  end
+
   def test_invalid_if_country_code_is_invalid_and_address_processing_is_on
     Setting.address_processing = true
     @contact.country_code = 'invalid'
diff --git a/test/models/contact/transfer_test.rb b/test/models/contact/transfer_test.rb
index a695c112a..cc35cfdea 100644
--- a/test/models/contact/transfer_test.rb
+++ b/test/models/contact/transfer_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 class ContactTransferTest < ActiveSupport::TestCase
-  def setup
+  setup do
     @contact = contacts(:john)
     @new_registrar = registrars(:goodnames)
   end
diff --git a/test/models/domain/deletable_test.rb b/test/models/domain/deletable_test.rb
new file mode 100644
index 000000000..dbec7bc7f
--- /dev/null
+++ b/test/models/domain/deletable_test.rb
@@ -0,0 +1,14 @@
+require 'test_helper'
+
+class DomainDeletableTest < ActiveSupport::TestCase
+  setup do
+    @domain = domains(:shop)
+  end
+
+  def test_discard
+    refute @domain.discarded?
+    @domain.discard
+    @domain.reload
+    assert @domain.discarded?
+  end
+end
diff --git a/test/models/domain/domain_test.rb b/test/models/domain/domain_test.rb
index c67c8ee87..9be97a8ec 100644
--- a/test/models/domain/domain_test.rb
+++ b/test/models/domain/domain_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 class DomainTest < ActiveSupport::TestCase
-  def setup
+  setup do
     @domain = domains(:shop)
   end
 
diff --git a/test/models/domain/transferable_test.rb b/test/models/domain/transferable_test.rb
index 35bf5f96b..56b2b21fb 100644
--- a/test/models/domain/transferable_test.rb
+++ b/test/models/domain/transferable_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 class DomainTransferableTest < ActiveSupport::TestCase
-  def setup
+  setup do
     @domain = domains(:shop)
     @new_registrar = registrars(:goodnames)
   end
diff --git a/test/models/domain_transfer_test.rb b/test/models/domain_transfer_test.rb
index 7f11caf80..9dde09fa7 100644
--- a/test/models/domain_transfer_test.rb
+++ b/test/models/domain_transfer_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 class DomainTransferTest < ActiveSupport::TestCase
-  def setup
+  setup do
     @domain_transfer = domain_transfers(:shop)
   end
 
diff --git a/test/models/epp_session_test.rb b/test/models/epp_session_test.rb
index fd795b23c..6f90e2445 100644
--- a/test/models/epp_session_test.rb
+++ b/test/models/epp_session_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 class EppSessionTest < ActiveSupport::TestCase
-  def setup
+  setup do
     @epp_session = epp_sessions(:api_bestnames)
   end
 
diff --git a/test/models/invoice_test.rb b/test/models/invoice_test.rb
new file mode 100644
index 000000000..45ca57417
--- /dev/null
+++ b/test/models/invoice_test.rb
@@ -0,0 +1,109 @@
+require 'test_helper'
+
+class InvoiceTest < ActiveSupport::TestCase
+  setup do
+    @invoice = invoices(:valid)
+  end
+
+  def test_valid
+    assert @invoice.valid?
+  end
+
+  def test_optional_vat_rate
+    @invoice.vat_rate = nil
+    assert @invoice.valid?
+  end
+
+  def test_vat_rate_validation
+    @invoice.vat_rate = -1
+    assert @invoice.invalid?
+
+    @invoice.vat_rate = 0
+    assert @invoice.valid?
+
+    @invoice.vat_rate = 99.9
+    assert @invoice.valid?
+
+    @invoice.vat_rate = 100
+    assert @invoice.invalid?
+  end
+
+  def test_serializes_and_deserializes_vat_rate
+    invoice = @invoice.dup
+    invoice.invoice_items = @invoice.invoice_items
+    invoice.vat_rate = BigDecimal('25.5')
+    invoice.save!
+    invoice.reload
+    assert_equal BigDecimal('25.5'), invoice.vat_rate
+  end
+
+  def test_vat_rate_defaults_to_effective_vat_rate_of_a_registrar
+    registrar = registrars(:bestnames)
+    invoice = @invoice.dup
+    invoice.vat_rate = nil
+    invoice.buyer = registrar
+    invoice.invoice_items = @invoice.invoice_items
+
+    registrar.stub(:effective_vat_rate, BigDecimal(55)) do
+      invoice.save!
+    end
+
+    assert_equal BigDecimal(55), invoice.vat_rate
+  end
+
+  def test_vat_rate_cannot_be_updated
+    @invoice.vat_rate = BigDecimal(21)
+    @invoice.save!
+    @invoice.reload
+    refute_equal BigDecimal(21), @invoice.vat_rate
+  end
+
+  def test_calculates_vat_amount
+    assert_equal BigDecimal('1.5'), @invoice.vat_amount
+  end
+
+  def test_vat_amount_is_zero_when_vat_rate_is_blank
+    @invoice.vat_rate = nil
+    assert_equal 0, @invoice.vat_amount
+  end
+
+  def test_calculates_subtotal
+    line_item = InvoiceItem.new
+    invoice = Invoice.new(invoice_items: [line_item, line_item])
+
+    line_item.stub(:item_sum_without_vat, BigDecimal('2.5')) do
+      assert_equal BigDecimal(5), invoice.subtotal
+    end
+  end
+
+  def test_returns_persisted_total
+    assert_equal BigDecimal('16.50'), @invoice.total
+  end
+
+  def test_calculates_total
+    line_item = InvoiceItem.new
+    invoice = Invoice.new
+    invoice.vat_rate = 10
+    invoice.invoice_items = [line_item, line_item]
+
+    line_item.stub(:item_sum_without_vat, BigDecimal('2.5')) do
+      assert_equal BigDecimal('5.50'), invoice.total
+    end
+  end
+
+  def test_valid_without_buyer_vat_no
+    @invoice.buyer_vat_no = ''
+    assert @invoice.valid?
+  end
+
+  def test_buyer_vat_no_is_taken_from_registrar_by_default
+    registrar = registrars(:bestnames)
+    registrar.vat_no = 'US1234'
+    invoice = @invoice.dup
+    invoice.buyer_vat_no = nil
+    invoice.buyer = registrar
+    invoice.invoice_items = @invoice.invoice_items
+    invoice.save!
+    assert_equal 'US1234', invoice.buyer_vat_no
+  end
+end
diff --git a/test/models/message_test.rb b/test/models/message_test.rb
index 1c7c7bad1..5c557150d 100644
--- a/test/models/message_test.rb
+++ b/test/models/message_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 class MessageTest < ActiveSupport::TestCase
-  def setup
+  setup do
     @message = messages(:greeting)
   end
 
diff --git a/test/models/nameserver/glue_record_test.rb b/test/models/nameserver/glue_record_test.rb
index 7d5e39d8d..599f04ec6 100644
--- a/test/models/nameserver/glue_record_test.rb
+++ b/test/models/nameserver/glue_record_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 class NameserverGlueRecordTest < ActiveSupport::TestCase
-  def setup
+  setup do
     @nameserver = nameservers(:shop_ns1)
   end
 
diff --git a/test/models/nameserver_test.rb b/test/models/nameserver_test.rb
index 5a552a7ee..8f2a07334 100644
--- a/test/models/nameserver_test.rb
+++ b/test/models/nameserver_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 class NameserverTest < ActiveSupport::TestCase
-  def setup
+  setup do
     @nameserver = nameservers(:shop_ns1)
   end
 
diff --git a/test/models/registrar/code_test.rb b/test/models/registrar/code_test.rb
index 7b5188878..579e4d660 100644
--- a/test/models/registrar/code_test.rb
+++ b/test/models/registrar/code_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 class RegistrarCodeTest < ActiveSupport::TestCase
-  def setup
+  setup do
     @registrar = registrars(:bestnames).dup
   end
 
diff --git a/test/models/registrar/delete_test.rb b/test/models/registrar/delete_test.rb
index 2020c76dc..e9cb20acf 100644
--- a/test/models/registrar/delete_test.rb
+++ b/test/models/registrar/delete_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 class DeleteRegistrarTest < ActiveSupport::TestCase
-  def setup
+  setup do
     @registrar = registrars(:not_in_use)
   end
 
diff --git a/test/models/registrar/vat_test.rb b/test/models/registrar/vat_test.rb
new file mode 100644
index 000000000..2dc5de3ce
--- /dev/null
+++ b/test/models/registrar/vat_test.rb
@@ -0,0 +1,97 @@
+require 'test_helper'
+
+class RegistrarVATTest < ActiveSupport::TestCase
+  setup do
+    @registrar = registrars(:bestnames)
+  end
+
+  def test_optional_vat_no
+    @registrar.vat_no = ''
+    assert @registrar.valid?
+
+    @registrar.vat_no = 'any'
+    assert @registrar.valid?
+  end
+
+  def test_apply_vat_rate_from_registry_when_registrar_is_local_vat_payer
+    Setting.registry_country_code = 'US'
+    @registrar.country_code = 'US'
+
+    Registry.instance.stub(:vat_rate, BigDecimal('5.5')) do
+      assert_equal BigDecimal('5.5'), @registrar.effective_vat_rate
+    end
+  end
+
+  def test_require_no_vat_rate_when_registrar_is_local_vat_payer
+    @registrar.vat_rate = 1
+    assert @registrar.invalid?
+
+    @registrar.vat_rate = nil
+    assert @registrar.valid?
+  end
+
+  def test_apply_vat_rate_from_registrar_when_registrar_is_foreign_vat_payer
+    Setting.registry_country_code = 'US'
+    @registrar.country_code = 'DE'
+    @registrar.vat_rate = BigDecimal('5.6')
+    assert_equal BigDecimal('5.6'), @registrar.effective_vat_rate
+  end
+
+  def test_require_vat_rate_when_registrar_is_foreign_vat_payer_and_vat_no_is_absent
+    @registrar.country_code = 'DE'
+    @registrar.vat_no = ''
+
+    @registrar.vat_rate = ''
+    assert @registrar.invalid?
+    assert @registrar.errors.added?(:vat_rate, :blank)
+
+    @registrar.vat_rate = 5
+    assert @registrar.valid?
+  end
+
+  def test_require_no_vat_rate_when_registrar_is_foreign_vat_payer_and_vat_no_is_present
+    @registrar.country_code = 'DE'
+    @registrar.vat_no = 'valid'
+
+    @registrar.vat_rate = 1
+    assert @registrar.invalid?
+
+    @registrar.vat_rate = nil
+    assert @registrar.valid?
+  end
+
+  def test_vat_rate_validation
+    @registrar.country_code = 'DE'
+    @registrar.vat_no = ''
+
+    @registrar.vat_rate = -1
+    assert @registrar.invalid?
+
+    @registrar.vat_rate = 0
+    assert @registrar.valid?
+
+    @registrar.vat_rate = 99.9
+    assert @registrar.valid?
+
+    @registrar.vat_rate = 100
+    assert @registrar.invalid?
+  end
+
+  def test_serializes_and_deserializes_vat_rate
+    @registrar.country_code = 'DE'
+    @registrar.vat_rate = BigDecimal('25.5')
+    @registrar.save!
+    @registrar.reload
+    assert_equal BigDecimal('25.5'), @registrar.vat_rate
+  end
+
+  def test_parses_vat_rate_as_a_string
+    @registrar.vat_rate = '25.5'
+    assert_equal BigDecimal('25.5'), @registrar.vat_rate
+  end
+
+  def test_treats_empty_vat_rate_as_nil
+    @registrar.vat_rate = ''
+    assert_nil @registrar.vat_rate
+  end
+end
diff --git a/test/models/registrar_test.rb b/test/models/registrar_test.rb
index fda377d9b..756dabc83 100644
--- a/test/models/registrar_test.rb
+++ b/test/models/registrar_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 class RegistrarTest < ActiveSupport::TestCase
-  def setup
+  setup do
     @registrar = registrars(:bestnames)
   end
 
@@ -29,7 +29,7 @@ class RegistrarTest < ActiveSupport::TestCase
     assert @registrar.invalid?
   end
 
-  def test_requires_country_code
+  def test_invalid_without_country_code
     @registrar.country_code = ''
     assert @registrar.invalid?
   end
diff --git a/test/models/registry_test.rb b/test/models/registry_test.rb
new file mode 100644
index 000000000..90a603e15
--- /dev/null
+++ b/test/models/registry_test.rb
@@ -0,0 +1,16 @@
+require 'test_helper'
+
+class RegistryTest < ActiveSupport::TestCase
+  setup do
+    @registry = Registry.send(:new)
+  end
+
+  def test_implements_singleton
+    assert_equal Registry.instance.object_id, Registry.instance.object_id
+  end
+
+  def test_vat_rate
+    Setting.registry_vat_prc = 0.25
+    assert_equal BigDecimal(25), @registry.vat_rate
+  end
+end
diff --git a/test/test_helper.rb b/test/test_helper.rb
index d85d5de73..e319656be 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -14,12 +14,17 @@ require 'webmock/minitest'
 require 'support/rails5_assetions' # Remove once upgraded to Rails 5
 
 Setting.address_processing = false
+Setting.registry_country_code = 'US'
 
 class ActiveSupport::TestCase
   include FactoryBot::Syntax::Methods
 
   ActiveRecord::Migration.check_pending!
   fixtures :all
+
+  teardown do
+    travel_back
+  end
 end
 
 class ActionDispatch::IntegrationTest
@@ -28,8 +33,9 @@ class ActionDispatch::IntegrationTest
   include Capybara::Minitest::Assertions
   include AbstractController::Translation
 
-  def teardown
+  teardown do
     Warden.test_reset!
+    WebMock.reset!
     Capybara.reset_sessions!
     Capybara.use_default_driver
   end