diff --git a/backend/app/views/spree/admin/customer_returns/index.html.erb b/backend/app/views/spree/admin/customer_returns/index.html.erb
index b566199e969..e795d8f138f 100644
--- a/backend/app/views/spree/admin/customer_returns/index.html.erb
+++ b/backend/app/views/spree/admin/customer_returns/index.html.erb
@@ -15,7 +15,7 @@
     <thead data-hook="customer_return_header">
       <tr>
         <th><%= Spree::CustomerReturn.human_attribute_name(:number) %></th>
-        <th><%= Spree::CustomerReturn.human_attribute_name(:pre_tax_total) %></th>
+        <th><%= Spree::CustomerReturn.human_attribute_name(:total_excluding_vat) %></th>
         <th><%= Spree::CustomerReturn.human_attribute_name(:total) %></th>
         <th><%= Spree::CustomerReturn.human_attribute_name(:created_at) %></th>
         <th><%= Spree::CustomerReturn.human_attribute_name(:reimbursement_status) %></th>
@@ -26,7 +26,7 @@
       <% @customer_returns.each do |customer_return| %>
         <tr id="<%= spree_dom_id(customer_return) %>" data-hook="customer_return_row">
           <td><%= link_to customer_return.number, edit_admin_order_customer_return_path(@order, customer_return) %></td>
-          <td><%= customer_return.display_pre_tax_total.to_html %></td>
+          <td><%= customer_return.display_total_excluding_vat.to_html %></td>
           <td><%= customer_return.display_total.to_html %></td>
           <td><%= pretty_time(customer_return.created_at) %></td>
           <td>
diff --git a/backend/app/views/spree/admin/return_authorizations/index.html.erb b/backend/app/views/spree/admin/return_authorizations/index.html.erb
index b46a82a83f6..7710f4bcb6e 100644
--- a/backend/app/views/spree/admin/return_authorizations/index.html.erb
+++ b/backend/app/views/spree/admin/return_authorizations/index.html.erb
@@ -19,7 +19,7 @@
       <tr>
         <th><%= Spree::ReturnAuthorization.human_attribute_name(:number) %></th>
         <th><%= Spree::ReturnAuthorization.human_attribute_name(:state) %></th>
-        <th><%= Spree::ReturnAuthorization.human_attribute_name(:pre_tax_total) %></th>
+        <th><%= Spree::ReturnAuthorization.human_attribute_name(:total_excluding_vat) %></th>
         <th><%= Spree::ReturnAuthorization.human_attribute_name(:created_at) %></th>
         <th class="actions"></th>
       </tr>
@@ -36,7 +36,7 @@
               ) %>
             </span>
           </td>
-          <td><%= return_authorization.display_pre_tax_total.to_html %></td>
+          <td><%= return_authorization.display_total_excluding_vat.to_html %></td>
           <td><%= pretty_time(return_authorization.created_at) %></td>
           <td class="actions">
             <% if can? :update, return_authorization %>
diff --git a/core/app/models/spree/customer_return.rb b/core/app/models/spree/customer_return.rb
index 98df0a84407..dfdca75c834 100644
--- a/core/app/models/spree/customer_return.rb
+++ b/core/app/models/spree/customer_return.rb
@@ -16,7 +16,8 @@ class CustomerReturn < Spree::Base
     accepts_nested_attributes_for :return_items
 
     extend DisplayMoney
-    money_methods :pre_tax_total, :total, :amount
+    money_methods :pre_tax_total, :total, :total_excluding_vat, :amount
+    deprecate display_pre_tax_total: :display_total_excluding_vat, deprecator: Spree::Deprecation
 
     delegate :currency, to: :order
     delegate :id, to: :order, prefix: true, allow_nil: true
@@ -25,9 +26,11 @@ def total
       return_items.map(&:total).sum
     end
 
-    def pre_tax_total
-      return_items.map(&:pre_tax_amount).sum
+    def total_excluding_vat
+      return_items.map(&:total_excluding_vat).sum
     end
+    alias pre_tax_total total_excluding_vat
+    deprecate pre_tax_total: :total_excluding_vat, deprecator: Spree::Deprecation
 
     def amount
       return_items.sum(:amount)
diff --git a/core/app/models/spree/line_item.rb b/core/app/models/spree/line_item.rb
index 055bea28359..49de946e485 100644
--- a/core/app/models/spree/line_item.rb
+++ b/core/app/models/spree/line_item.rb
@@ -59,30 +59,37 @@ def discounted_amount
     end
     deprecate discounted_amount: :total_before_tax, deprecator: Spree::Deprecation
 
+    # @return [BigDecimal] the amount of this line item, taking into
+    #   consideration all its adjustments.
+    def total
+      amount + adjustment_total
+    end
+    alias final_amount total
+    deprecate final_amount: :total, deprecator: Spree::Deprecation
+
     # @return [BigDecimal] the amount of this item, taking into consideration
     #   all non-tax adjustments.
     def total_before_tax
       amount + adjustments.select { |a| !a.tax? && a.eligible? }.sum(&:amount)
     end
 
-    # @return [BigDecimal] the amount of this line item, taking into
-    #   consideration all its adjustments.
-    def final_amount
-      amount + adjustment_total
-    end
-    alias total final_amount
-
-    # @return [BigDecimal] the amount of this line item before included tax
+    # @return [BigDecimal] the amount of this line item before VAT tax
     # @note just like `amount`, this does not include any additional tax
-    def pre_tax_amount
+    def total_excluding_vat
       total_before_tax - included_tax_total
     end
+    alias pre_tax_amount total_excluding_vat
+    deprecate pre_tax_amount: :total_excluding_vat, deprecator: Spree::Deprecation
 
     extend Spree::DisplayMoney
-    money_methods :amount, :discounted_amount, :final_amount, :pre_tax_amount, :price,
+    money_methods :amount, :discounted_amount, :price,
                   :included_tax_total, :additional_tax_total,
-                  :total_before_tax
+                  :total, :total_before_tax, :total_excluding_vat
     deprecate display_discounted_amount: :display_total_before_tax, deprecator: Spree::Deprecation
+    alias display_final_amount display_total
+    deprecate display_final_amount: :display_total, deprecator: Spree::Deprecation
+    alias display_pre_tax_amount display_total_excluding_vat
+    deprecate display_pre_tax_amount: :display_total_excluding_vat, deprecator: Spree::Deprecation
     alias discounted_money display_discounted_amount
     deprecate discounted_money: :display_total_before_tax, deprecator: Spree::Deprecation
 
diff --git a/core/app/models/spree/order.rb b/core/app/models/spree/order.rb
index ed61e5cccd7..3aa064afa98 100644
--- a/core/app/models/spree/order.rb
+++ b/core/app/models/spree/order.rb
@@ -185,11 +185,6 @@ def amount
       line_items.map(&:amount).sum
     end
 
-    # Sum of all line item amounts pre-tax
-    def pre_tax_item_amount
-      line_items.to_a.sum(&:pre_tax_amount)
-    end
-
     # Sum of all line item amounts after promotions, before added tax
     def discounted_item_amount
       line_items.to_a.sum(&:discounted_amount)
@@ -200,6 +195,13 @@ def item_total_before_tax
       line_items.to_a.sum(&:total_before_tax)
     end
 
+    # Sum of all line item amounts pre-tax
+    def item_total_excluding_vat
+      line_items.to_a.sum(&:total_excluding_vat)
+    end
+    alias pre_tax_item_amount item_total_excluding_vat
+    deprecate pre_tax_item_amount: :item_total_excluding_vat, deprecator: Spree::Deprecation
+
     def currency
       self[:currency] || Spree::Config[:currency]
     end
diff --git a/core/app/models/spree/return_authorization.rb b/core/app/models/spree/return_authorization.rb
index 8081bf220a4..d7bc6f021bb 100644
--- a/core/app/models/spree/return_authorization.rb
+++ b/core/app/models/spree/return_authorization.rb
@@ -29,13 +29,16 @@ class ReturnAuthorization < Spree::Base
     end
 
     extend DisplayMoney
-    money_methods :pre_tax_total, :amount
+    money_methods :pre_tax_total, :amount, :total_excluding_vat
+    deprecate display_pre_tax_total: :display_total_excluding_vat, deprecator: Spree::Deprecation
 
     self.whitelisted_ransackable_attributes = ['memo']
 
-    def pre_tax_total
-      return_items.map(&:pre_tax_amount).sum
+    def total_excluding_vat
+      return_items.map(&:total_excluding_vat).sum
     end
+    alias pre_tax_total total_excluding_vat
+    deprecate pre_tax_total: :total_excluding_vat, deprecator: Spree::Deprecation
 
     def amount
       return_items.sum(:amount)
diff --git a/core/app/models/spree/return_item.rb b/core/app/models/spree/return_item.rb
index 9dee2133064..241ca010a0b 100644
--- a/core/app/models/spree/return_item.rb
+++ b/core/app/models/spree/return_item.rb
@@ -93,7 +93,8 @@ class ReturnItem < Spree::Base
     end
 
     extend DisplayMoney
-    money_methods :pre_tax_amount, :amount, :total
+    money_methods :pre_tax_amount, :amount, :total, :total_excluding_vat
+    deprecate display_pre_tax_amount: :display_total_excluding_vat, deprecator: Spree::Deprecation
 
     # @return [Boolean] true when this retur item is in a complete reception
     #   state
@@ -159,10 +160,12 @@ def total
       amount + additional_tax_total
     end
 
-    # @return [BigDecimal] the cost of the item before tax
-    def pre_tax_amount
+    # @return [BigDecimal] the cost of the item before VAT tax
+    def total_excluding_vat
       amount - included_tax_total
     end
+    alias pre_tax_amount total_excluding_vat
+    deprecate pre_tax_amount: :total_excluding_vat, deprecator: Spree::Deprecation
 
     # @note This uses the exchange_variant_engine configured on the class.
     # @param stock_locations [Array<Spree::StockLocation>] the stock locations to check
diff --git a/core/app/models/spree/shipment.rb b/core/app/models/spree/shipment.rb
index 05fe9bca024..e47bd05e8a9 100644
--- a/core/app/models/spree/shipment.rb
+++ b/core/app/models/spree/shipment.rb
@@ -91,9 +91,10 @@ def can_transition_from_canceled_to_ready?
     extend DisplayMoney
     money_methods(
       :cost, :amount, :discounted_cost, :final_price, :item_cost,
-      :total_before_tax,
+      :total, :total_before_tax,
     )
     deprecate display_discounted_cost: :display_total_before_tax, deprecator: Spree::Deprecation
+    deprecate display_final_price: :display_total, deprecator: Spree::Deprecation
     alias_attribute :amount, :cost
 
     def add_shipping_method(shipping_method, selected = false)
@@ -124,19 +125,33 @@ def discounted_cost
     alias discounted_amount discounted_cost
     deprecate discounted_amount: :total_before_tax, deprecator: Spree::Deprecation
 
+    # @return [BigDecimal] the amount of this shipment, taking into
+    #   consideration all its adjustments.
+    def total
+      cost + adjustment_total
+    end
+    alias final_price total
+    deprecate final_price: :total, deprecator: Spree::Deprecation
+
     # @return [BigDecimal] the amount of this item, taking into consideration
     #   all non-tax adjustments.
     def total_before_tax
       amount + adjustments.select { |a| !a.tax? && a.eligible? }.sum(&:amount)
     end
 
-    def final_price
-      cost + adjustment_total
+    # @return [BigDecimal] the amount of this shipment before VAT tax
+    # @note just like `cost`, this does not include any additional tax
+    def total_excluding_vat
+      total_before_tax - included_tax_total
     end
+    alias pre_tax_amount total_excluding_vat
+    deprecate pre_tax_amount: :total_excluding_vat, deprecator: Spree::Deprecation
 
-    def final_price_with_items
-      item_cost + final_price
+    def total_with_items
+      total + item_cost
     end
+    alias final_price_with_items total_with_items
+    deprecate final_price_with_items: :total_with_items, deprecator: Spree::Deprecation
 
     def editable_by?(_user)
       !shipped?
@@ -168,17 +183,13 @@ def inventory_units_for_item(line_item, variant = nil)
     end
 
     def item_cost
-      line_items.map(&:final_amount).sum
+      line_items.map(&:total).sum
     end
 
     def line_items
       inventory_units.includes(:line_item).map(&:line_item).uniq
     end
 
-    def pre_tax_amount
-      total_before_tax - included_tax_total
-    end
-
     def ready_or_pending?
       ready? || pending?
     end
diff --git a/core/config/locales/en.yml b/core/config/locales/en.yml
index c52b1af37d4..b2abe99f4e7 100644
--- a/core/config/locales/en.yml
+++ b/core/config/locales/en.yml
@@ -72,6 +72,7 @@ en:
         number: Return Number
         pre_tax_total: Pre-Tax Total
         total: Total
+        total_excluding_vat: Pre-Tax Total
         created_at: "Date/Time"
         reimbursement_status: Reimbursement status
         name: Name
@@ -250,6 +251,7 @@ en:
       spree/return_authorization:
         amount: Amount
         pre_tax_total: Pre-Tax Total
+        total_excluding_vat: Pre-Tax Total
       spree/return_item:
         acceptance_status: Acceptance status
         acceptance_status_errors: Acceptance errors
@@ -2017,6 +2019,7 @@ en:
     to: to
     to_add_variants_you_must_first_define: To add variants, you must first define
     total: Total
+    total_excluding_vat: Pre-Tax Total
     total_per_item: Total per item
     total_pre_tax_refund: Total Pre-Tax Refund
     total_price: Total price
diff --git a/core/spec/models/spree/inventory_unit_spec.rb b/core/spec/models/spree/inventory_unit_spec.rb
index 3aa7f448166..fdebb746d44 100644
--- a/core/spec/models/spree/inventory_unit_spec.rb
+++ b/core/spec/models/spree/inventory_unit_spec.rb
@@ -150,7 +150,7 @@
   end
 
   describe "#current_or_new_return_item" do
-    before { allow(inventory_unit).to receive_messages(pre_tax_amount: 100.0) }
+    before { allow(inventory_unit).to receive_messages(total_excluding_vat: 100.0) }
 
     subject { inventory_unit.current_or_new_return_item }
 
diff --git a/core/spec/models/spree/order/outstanding_balance_integration_spec.rb b/core/spec/models/spree/order/outstanding_balance_integration_spec.rb
index 155ab079647..75623933dc1 100644
--- a/core/spec/models/spree/order/outstanding_balance_integration_spec.rb
+++ b/core/spec/models/spree/order/outstanding_balance_integration_spec.rb
@@ -63,7 +63,7 @@
 
     context 'with a removed item' do
       before do
-        item_amount = item_1.final_amount
+        item_amount = item_1.total
         order.contents.remove(item_1.variant)
         create(:refund, payment: payment, amount: item_amount)
       end
diff --git a/core/spec/models/spree/order_spec.rb b/core/spec/models/spree/order_spec.rb
index 5147f0c24d1..fc9c41ada84 100644
--- a/core/spec/models/spree/order_spec.rb
+++ b/core/spec/models/spree/order_spec.rb
@@ -995,14 +995,14 @@ def generate
     end
   end
 
-  describe "#pre_tax_item_amount" do
+  describe "#item_total_excluding_vat" do
     it "sums all of the line items' pre tax amounts" do
       subject.line_items = [
         Spree::LineItem.new(price: 10, quantity: 2, included_tax_total: 15.0),
         Spree::LineItem.new(price: 30, quantity: 1, included_tax_total: 16.0)
       ]
       # (2*10)-15 + 30-16 = 5 + 14 = 19
-      expect(subject.pre_tax_item_amount).to eq 19.0
+      expect(subject.item_total_excluding_vat).to eq 19.0
     end
   end
 
diff --git a/core/spec/models/spree/reimbursement_spec.rb b/core/spec/models/spree/reimbursement_spec.rb
index 59854eb17f8..aa41a6596bb 100644
--- a/core/spec/models/spree/reimbursement_spec.rb
+++ b/core/spec/models/spree/reimbursement_spec.rb
@@ -121,8 +121,8 @@
         return_item.reload
         expect(return_item.included_tax_total).to be > 0
         expect(return_item.included_tax_total).to eq line_item.included_tax_total
-        expect(reimbursement.total).to eq((line_item.pre_tax_amount + line_item.included_tax_total).round(2, :down))
-        expect(Spree::Refund.last.amount).to eq((line_item.pre_tax_amount + line_item.included_tax_total).round(2, :down))
+        expect(reimbursement.total).to eq((line_item.total_excluding_vat + line_item.included_tax_total).round(2, :down))
+        expect(Spree::Refund.last.amount).to eq((line_item.total_excluding_vat + line_item.included_tax_total).round(2, :down))
       end
     end
 
diff --git a/core/spec/models/spree/return_authorization_spec.rb b/core/spec/models/spree/return_authorization_spec.rb
index 59fbbd7416f..4e3984cdb87 100644
--- a/core/spec/models/spree/return_authorization_spec.rb
+++ b/core/spec/models/spree/return_authorization_spec.rb
@@ -77,7 +77,7 @@
     end
   end
 
-  describe "#pre_tax_total" do
+  describe "#total_excluding_vat" do
     let(:amount_1) { 15.0 }
     let!(:return_item_1) { create(:return_item, return_authorization: return_authorization, amount: amount_1) }
 
@@ -87,17 +87,17 @@
     let(:amount_3) { 5.0 }
     let!(:return_item_3) { create(:return_item, return_authorization: return_authorization, amount: amount_3) }
 
-    subject { return_authorization.reload.pre_tax_total }
+    subject { return_authorization.reload.total_excluding_vat }
 
     it "sums it's associated return_item's amounts" do
       expect(subject).to eq(amount_1 + amount_2 + amount_3)
     end
   end
 
-  describe "#display_pre_tax_total" do
+  describe "#display_total_excluding_vat" do
     it "returns a Spree::Money" do
-      allow(return_authorization).to receive_messages(pre_tax_total: 21.22)
-      expect(return_authorization.display_pre_tax_total).to eq(Spree::Money.new(21.22))
+      allow(return_authorization).to receive_messages(total_excluding_vat: 21.22)
+      expect(return_authorization.display_total_excluding_vat).to eq(Spree::Money.new(21.22))
     end
   end
 
diff --git a/core/spec/models/spree/return_item_spec.rb b/core/spec/models/spree/return_item_spec.rb
index 8756e08bd39..2f0b6b53443 100644
--- a/core/spec/models/spree/return_item_spec.rb
+++ b/core/spec/models/spree/return_item_spec.rb
@@ -140,13 +140,13 @@
     end
   end
 
-  describe "#display_pre_tax_amount" do
+  describe "#display_total_excluding_vat" do
     let(:amount) { 21.22 }
     let(:included_tax_total) { 1.22 }
     let(:return_item) { build(:return_item, amount: amount, included_tax_total: included_tax_total) }
 
     it "returns a Spree::Money" do
-      expect(return_item.display_pre_tax_amount).to eq Spree::Money.new(amount - included_tax_total)
+      expect(return_item.display_total_excluding_vat).to eq Spree::Money.new(amount - included_tax_total)
     end
   end
 
@@ -558,7 +558,7 @@
     end
   end
 
-  describe "exchange pre_tax_amount" do
+  describe "exchange amount" do
     let(:return_item) { build(:return_item) }
 
     context "the return item is intended to be exchanged" do
diff --git a/core/spec/models/spree/shipment_spec.rb b/core/spec/models/spree/shipment_spec.rb
index 443476c9d29..cafd5ba39a2 100644
--- a/core/spec/models/spree/shipment_spec.rb
+++ b/core/spec/models/spree/shipment_spec.rb
@@ -105,10 +105,10 @@
     end
   end
 
-  context "display_final_price" do
+  context "display_total" do
     it "retuns a Spree::Money" do
-      allow(shipment).to receive(:final_price) { 21.22 }
-      expect(shipment.display_final_price).to eq(Spree::Money.new(21.22))
+      allow(shipment).to receive(:total) { 21.22 }
+      expect(shipment.display_total).to eq(Spree::Money.new(21.22))
     end
   end
 
@@ -177,12 +177,12 @@
     expect(shipment.tax_total).to eq(10)
   end
 
-  it "#final_price" do
+  it "#total" do
     shipment = Spree::Shipment.new
     shipment.cost = 10
     shipment.adjustment_total = -2
     shipment.included_tax_total = 1
-    expect(shipment.final_price).to eq(8)
+    expect(shipment.total).to eq(8)
   end
 
   context "manifest" do