diff --git a/master/bt5/vifib_base/SkinTemplateItem/portal_skins/vifib_base/SaleInvoiceTransaction_isTradeModelCorrect.xml b/master/bt5/vifib_base/SkinTemplateItem/portal_skins/vifib_base/SaleInvoiceTransaction_isTradeModelCorrect.xml
new file mode 100644
index 0000000000000000000000000000000000000000..e4d3c194e6ee82d06789574193ba9e54b292bc93
--- /dev/null
+++ b/master/bt5/vifib_base/SkinTemplateItem/portal_skins/vifib_base/SaleInvoiceTransaction_isTradeModelCorrect.xml
@@ -0,0 +1,81 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="PythonScript" module="Products.PythonScripts.PythonScript"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>Script_magic</string> </key>
+            <value> <int>3</int> </value>
+        </item>
+        <item>
+            <key> <string>_bind_names</string> </key>
+            <value>
+              <object>
+                <klass>
+                  <global name="NameAssignments" module="Shared.DC.Scripts.Bindings"/>
+                </klass>
+                <tuple/>
+                <state>
+                  <dictionary>
+                    <item>
+                        <key> <string>_asgns</string> </key>
+                        <value>
+                          <dictionary>
+                            <item>
+                                <key> <string>name_container</string> </key>
+                                <value> <string>container</string> </value>
+                            </item>
+                            <item>
+                                <key> <string>name_context</string> </key>
+                                <value> <string>context</string> </value>
+                            </item>
+                            <item>
+                                <key> <string>name_m_self</string> </key>
+                                <value> <string>script</string> </value>
+                            </item>
+                            <item>
+                                <key> <string>name_subpath</string> </key>
+                                <value> <string>traverse_subpath</string> </value>
+                            </item>
+                          </dictionary>
+                        </value>
+                    </item>
+                  </dictionary>
+                </state>
+              </object>
+            </value>
+        </item>
+        <item>
+            <key> <string>_body</string> </key>
+            <value> <string>specialise = context.getSpecialiseValue(portal_type=\'Sale Trade Condition\')\n
+amount_list = specialise.getAggregatedAmountList(context)\n
+if len(amount_list) != 1:\n
+  return False\n
+\n
+amount = amount_list[0]\n
+\n
+total_price = amount.getTotalPrice()\n
+\n
+invoice_tax = 0.\n
+for line in context.getMovementList(context.getPortalInvoiceMovementTypeList()):\n
+  if line.getUse() == \'trade/tax\':\n
+    invoice_tax += line.getTotalPrice()\n
+\n
+return total_price == invoice_tax\n
+</string> </value>
+        </item>
+        <item>
+            <key> <string>_params</string> </key>
+            <value> <string></string> </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>SaleInvoiceTransaction_isTradeModelCorrect</string> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/master/bt5/vifib_base/bt/revision b/master/bt5/vifib_base/bt/revision
index 5f5d9b11ac62bcf4b8955b4ab0ff1e2216ff4825..9361cf716528de196d23c64289cdea29161aad99 100644
--- a/master/bt5/vifib_base/bt/revision
+++ b/master/bt5/vifib_base/bt/revision
@@ -1 +1 @@
-375
\ No newline at end of file
+376
\ No newline at end of file