diff --git a/product/ERP5/bootstrap/erp5_property_sheets/PropertySheetTemplateItem/portal_property_sheets/AttributeBlacklistedConstraint.xml b/product/ERP5/bootstrap/erp5_property_sheets/PropertySheetTemplateItem/portal_property_sheets/AttributeBlacklistedConstraint.xml
new file mode 100644
index 0000000000000000000000000000000000000000..4f07b4a3b6554ee0bda8a6e5a04ed8191e9351bc
--- /dev/null
+++ b/product/ERP5/bootstrap/erp5_property_sheets/PropertySheetTemplateItem/portal_property_sheets/AttributeBlacklistedConstraint.xml
@@ -0,0 +1,70 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="Property Sheet" module="erp5.portal_type"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>_count</string> </key>
+            <value>
+              <persistent> <string encoding="base64">AAAAAAAAAAI=</string> </persistent>
+            </value>
+        </item>
+        <item>
+            <key> <string>_mt_index</string> </key>
+            <value>
+              <persistent> <string encoding="base64">AAAAAAAAAAM=</string> </persistent>
+            </value>
+        </item>
+        <item>
+            <key> <string>_tree</string> </key>
+            <value>
+              <persistent> <string encoding="base64">AAAAAAAAAAQ=</string> </persistent>
+            </value>
+        </item>
+        <item>
+            <key> <string>description</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>AttributeBlacklistedConstraint</string> </value>
+        </item>
+        <item>
+            <key> <string>last_id</string> </key>
+            <value> <string>4</string> </value>
+        </item>
+        <item>
+            <key> <string>portal_type</string> </key>
+            <value> <string>Property Sheet</string> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+  <record id="2" aka="AAAAAAAAAAI=">
+    <pickle>
+      <global name="Length" module="BTrees.Length"/>
+    </pickle>
+    <pickle> <int>0</int> </pickle>
+  </record>
+  <record id="3" aka="AAAAAAAAAAM=">
+    <pickle>
+      <global name="OOBTree" module="BTrees.OOBTree"/>
+    </pickle>
+    <pickle>
+      <none/>
+    </pickle>
+  </record>
+  <record id="4" aka="AAAAAAAAAAQ=">
+    <pickle>
+      <global name="OOBTree" module="BTrees.OOBTree"/>
+    </pickle>
+    <pickle>
+      <none/>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/product/ERP5/bootstrap/erp5_property_sheets/PropertySheetTemplateItem/portal_property_sheets/AttributeBlacklistedConstraint/blacklisted_list_property.xml b/product/ERP5/bootstrap/erp5_property_sheets/PropertySheetTemplateItem/portal_property_sheets/AttributeBlacklistedConstraint/blacklisted_list_property.xml
new file mode 100644
index 0000000000000000000000000000000000000000..f62d3ab47a943183a9be11e713746f6c694f1110
--- /dev/null
+++ b/product/ERP5/bootstrap/erp5_property_sheets/PropertySheetTemplateItem/portal_property_sheets/AttributeBlacklistedConstraint/blacklisted_list_property.xml
@@ -0,0 +1,34 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="Standard Property" module="erp5.portal_type"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>categories</string> </key>
+            <value>
+              <tuple>
+                <string>elementary_type/string</string>
+              </tuple>
+            </value>
+        </item>
+        <item>
+            <key> <string>description</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>blacklisted_list_property</string> </value>
+        </item>
+        <item>
+            <key> <string>portal_type</string> </key>
+            <value> <string>Standard Property</string> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/product/ERP5/bootstrap/erp5_property_sheets/PropertySheetTemplateItem/portal_property_sheets/AttributeBlacklistedConstraint/message_invalid_attribute_blacklisted_property.xml b/product/ERP5/bootstrap/erp5_property_sheets/PropertySheetTemplateItem/portal_property_sheets/AttributeBlacklistedConstraint/message_invalid_attribute_blacklisted_property.xml
new file mode 100644
index 0000000000000000000000000000000000000000..d4a957e9eb02307685035aa6ac2e59b96200259e
--- /dev/null
+++ b/product/ERP5/bootstrap/erp5_property_sheets/PropertySheetTemplateItem/portal_property_sheets/AttributeBlacklistedConstraint/message_invalid_attribute_blacklisted_property.xml
@@ -0,0 +1,38 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="Standard Property" module="erp5.portal_type"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>categories</string> </key>
+            <value>
+              <tuple>
+                <string>elementary_type/string</string>
+              </tuple>
+            </value>
+        </item>
+        <item>
+            <key> <string>description</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>message_invalid_attribute_blacklisted_property</string> </value>
+        </item>
+        <item>
+            <key> <string>portal_type</string> </key>
+            <value> <string>Standard Property</string> </value>
+        </item>
+        <item>
+            <key> <string>property_default</string> </key>
+            <value> <string>python: \'Attribute ${attribute_name} value is blacklisted\'</string> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/product/ERP5/bootstrap/erp5_property_sheets/bt/revision b/product/ERP5/bootstrap/erp5_property_sheets/bt/revision
index f64f5d8d85ac0230d36724bd7e6ba351a95b4942..368f89ceef179cc546403ac0d5ef1d0e4b340447 100644
--- a/product/ERP5/bootstrap/erp5_property_sheets/bt/revision
+++ b/product/ERP5/bootstrap/erp5_property_sheets/bt/revision
@@ -1 +1 @@
-27
+28
\ No newline at end of file
diff --git a/product/ERP5/bootstrap/erp5_property_sheets/bt/template_property_sheet_id_list b/product/ERP5/bootstrap/erp5_property_sheets/bt/template_property_sheet_id_list
index 13d702fb24058acaa525172781dd1e6e954ce9f7..c65fd81a46e3679cae96f70524d5a3ccc0bcffdc 100644
--- a/product/ERP5/bootstrap/erp5_property_sheets/bt/template_property_sheet_id_list
+++ b/product/ERP5/bootstrap/erp5_property_sheets/bt/template_property_sheet_id_list
@@ -191,4 +191,5 @@ VcsPreference
 WebSection
 WebSite
 Workflow
-XMLObject
\ No newline at end of file
+XMLObject
+AttributeBlacklistedConstraint
\ No newline at end of file