diff --git a/bt5/erp5_accounting/ActionTemplateItem/portal_types/Accounting%20Transaction%20Module/create_reversal.xml b/bt5/erp5_accounting/ActionTemplateItem/portal_types/Accounting%20Transaction%20Module/create_reversal.xml
new file mode 100644
index 0000000000000000000000000000000000000000..0212a08ac3cf660272354477a600bcac9559612d
--- /dev/null
+++ b/bt5/erp5_accounting/ActionTemplateItem/portal_types/Accounting%20Transaction%20Module/create_reversal.xml
@@ -0,0 +1,77 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <tuple>
+        <global name="ActionInformation" module="Products.CMFCore.ActionInformation"/>
+        <tuple/>
+      </tuple>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>action</string> </key>
+            <value>
+              <persistent> <string encoding="base64">AAAAAAAAAAI=</string> </persistent>
+            </value>
+        </item>
+        <item>
+            <key> <string>category</string> </key>
+            <value> <string>object_action</string> </value>
+        </item>
+        <item>
+            <key> <string>condition</string> </key>
+            <value> <string></string> </value>
+        </item>
+        <item>
+            <key> <string>description</string> </key>
+            <value> <string></string> </value>
+        </item>
+        <item>
+            <key> <string>icon</string> </key>
+            <value> <string></string> </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>create_reversal</string> </value>
+        </item>
+        <item>
+            <key> <string>permissions</string> </key>
+            <value>
+              <tuple>
+                <string>Add portal content</string>
+              </tuple>
+            </value>
+        </item>
+        <item>
+            <key> <string>priority</string> </key>
+            <value> <float>35.0</float> </value>
+        </item>
+        <item>
+            <key> <string>title</string> </key>
+            <value> <string>Create Reversal Transactions</string> </value>
+        </item>
+        <item>
+            <key> <string>visible</string> </key>
+            <value> <int>1</int> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+  <record id="2" aka="AAAAAAAAAAI=">
+    <pickle>
+      <tuple>
+        <global name="Expression" module="Products.CMFCore.Expression"/>
+        <tuple/>
+      </tuple>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>text</string> </key>
+            <value> <string>string:${object_url}/AccountingTransactionModule_viewCreateReversalTransactionListDialog</string> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/bt5/erp5_accounting/SkinTemplateItem/portal_skins/erp5_accounting/AccountingTransactionModule_createReversalTransactionList.xml b/bt5/erp5_accounting/SkinTemplateItem/portal_skins/erp5_accounting/AccountingTransactionModule_createReversalTransactionList.xml
new file mode 100644
index 0000000000000000000000000000000000000000..d207af2b111beed78c70f9f6a5e35a8792ca5910
--- /dev/null
+++ b/bt5/erp5_accounting/SkinTemplateItem/portal_skins/erp5_accounting/AccountingTransactionModule_createReversalTransactionList.xml
@@ -0,0 +1,211 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <tuple>
+        <global name="PythonScript" module="Products.PythonScripts.PythonScript"/>
+        <tuple/>
+      </tuple>
+    </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 encoding="cdata"><![CDATA[
+
+from Products.ERP5Type.Message import translateString\n
+try:\n
+  from zExceptions import Redirect\n
+except:\n
+  Redirect = \'Redirect\'\n
+portal = context.getPortalObject()\n
+stool = portal.portal_selections\n
+getObject = portal.portal_catalog.getObject\n
+countMessage = portal.portal_activities.countMessage\n
+\n
+stool.updateSelectionCheckedUidList(selection_name, listbox_uid, uids)\n
+selection_uid_list = context.portal_selections.getSelectionCheckedUidsFor(\n
+                                                       selection_name)\n
+if selection_uid_list:\n
+  object_list = [getObject(uid) for uid in selection_uid_list]\n
+else:\n
+  object_list = stool.callSelectionFor(selection_name)\n
+\n
+# XXX prevent to call this on the whole module:\n
+if len(object_list) >= 1000:\n
+  return context.Base_redirect(form_id,\n
+    keep_items=dict(portal_status_message=\n
+        translateString(\n
+         \'Refusing to process more than 1000 objects, check your selection.\')))\n
+\n
+tag = \'reversal_creation_%s\' % random.randint(0, 1000)\n
+activated = 0\n
+for obj in object_list:\n
+  obj = obj.getObject()\n
+  if obj.getSimulationState() == \'delivered\':\n
+    if countMessage(path=obj.getPath(),\n
+                    method_id=\'AccountingTransaction_createReversalTransaction\'):\n
+      raise Redirect, "%s/view?portal_status_message=%s" % (\n
+                context.absolute_url(), translateString(\n
+        \'Reveral creation already in progress, abandon.\'))\n
+    obj.activate(tag=tag).AccountingTransaction_createReversalTransaction(\n
+                                cancellation_amount=cancellation_amount)\n
+    activated += 1\n
+\n
+if not activated:\n
+  return context.Base_redirect(form_id,\n
+     keep_items=dict(portal_status_message=\n
+          translateString(\'No valid transaction in your selection.\')))\n
+\n
+# activate something on the folder\n
+context.activate(after_tag=tag).getTitle()\n
+\n
+return context.Base_redirect(form_id,\n
+     keep_items=dict(portal_status_message=\n
+        translateString(\n
+          \'Reversal creation for ${activated_transaction_count} on\'\n
+          \' ${total_selection_count} transaction in progress.\',\n
+          mapping=dict(activated_transaction_count=activated,\n
+                       total_selection_count=len(object_list)))))\n
+
+
+]]></string> </value>
+        </item>
+        <item>
+            <key> <string>_code</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>_params</string> </key>
+            <value> <string>cancellation_amount=False, uids=[], listbox_uid=[], selection_name=\'\', form_id=\'view\'</string> </value>
+        </item>
+        <item>
+            <key> <string>errors</string> </key>
+            <value>
+              <tuple/>
+            </value>
+        </item>
+        <item>
+            <key> <string>func_code</string> </key>
+            <value>
+              <object>
+                <klass>
+                  <global name="FuncCode" module="Shared.DC.Scripts.Signature"/>
+                </klass>
+                <tuple/>
+                <state>
+                  <dictionary>
+                    <item>
+                        <key> <string>co_argcount</string> </key>
+                        <value> <int>5</int> </value>
+                    </item>
+                    <item>
+                        <key> <string>co_varnames</string> </key>
+                        <value>
+                          <tuple>
+                            <string>cancellation_amount</string>
+                            <string>uids</string>
+                            <string>listbox_uid</string>
+                            <string>selection_name</string>
+                            <string>form_id</string>
+                            <string>Products.ERP5Type.Message</string>
+                            <string>translateString</string>
+                            <string>zExceptions</string>
+                            <string>Redirect</string>
+                            <string>_getattr_</string>
+                            <string>context</string>
+                            <string>portal</string>
+                            <string>stool</string>
+                            <string>getObject</string>
+                            <string>countMessage</string>
+                            <string>selection_uid_list</string>
+                            <string>append</string>
+                            <string>$append0</string>
+                            <string>_getiter_</string>
+                            <string>uid</string>
+                            <string>object_list</string>
+                            <string>len</string>
+                            <string>dict</string>
+                            <string>random</string>
+                            <string>tag</string>
+                            <string>activated</string>
+                            <string>obj</string>
+                            <string>_inplacevar_</string>
+                          </tuple>
+                        </value>
+                    </item>
+                  </dictionary>
+                </state>
+              </object>
+            </value>
+        </item>
+        <item>
+            <key> <string>func_defaults</string> </key>
+            <value>
+              <tuple>
+                <int>0</int>
+                <list/>
+                <list/>
+                <string></string>
+                <string>view</string>
+              </tuple>
+            </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>AccountingTransactionModule_createReversalTransactionList</string> </value>
+        </item>
+        <item>
+            <key> <string>warnings</string> </key>
+            <value>
+              <tuple/>
+            </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/bt5/erp5_accounting/SkinTemplateItem/portal_skins/erp5_accounting/AccountingTransactionModule_viewCreateReversalTransactionListDialog.xml b/bt5/erp5_accounting/SkinTemplateItem/portal_skins/erp5_accounting/AccountingTransactionModule_viewCreateReversalTransactionListDialog.xml
new file mode 100644
index 0000000000000000000000000000000000000000..d10d144831895973bd676e698cabe3d5b23597e2
--- /dev/null
+++ b/bt5/erp5_accounting/SkinTemplateItem/portal_skins/erp5_accounting/AccountingTransactionModule_viewCreateReversalTransactionListDialog.xml
@@ -0,0 +1,155 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <tuple>
+        <global name="ERP5Form" module="Products.ERP5Form.Form"/>
+        <tuple/>
+      </tuple>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <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/>
+                        </value>
+                    </item>
+                  </dictionary>
+                </state>
+              </object>
+            </value>
+        </item>
+        <item>
+            <key> <string>_objects</string> </key>
+            <value>
+              <tuple/>
+            </value>
+        </item>
+        <item>
+            <key> <string>action</string> </key>
+            <value> <string>AccountingTransactionModule_createReversalTransactionList</string> </value>
+        </item>
+        <item>
+            <key> <string>description</string> </key>
+            <value> <string></string> </value>
+        </item>
+        <item>
+            <key> <string>edit_order</string> </key>
+            <value>
+              <list/>
+            </value>
+        </item>
+        <item>
+            <key> <string>encoding</string> </key>
+            <value> <string>UTF-8</string> </value>
+        </item>
+        <item>
+            <key> <string>enctype</string> </key>
+            <value> <string>multipart/form-data</string> </value>
+        </item>
+        <item>
+            <key> <string>group_list</string> </key>
+            <value>
+              <list>
+                <string>left</string>
+                <string>right</string>
+                <string>center</string>
+                <string>bottom</string>
+                <string>hidden</string>
+              </list>
+            </value>
+        </item>
+        <item>
+            <key> <string>groups</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>bottom</string> </key>
+                    <value>
+                      <list/>
+                    </value>
+                </item>
+                <item>
+                    <key> <string>center</string> </key>
+                    <value>
+                      <list/>
+                    </value>
+                </item>
+                <item>
+                    <key> <string>hidden</string> </key>
+                    <value>
+                      <list/>
+                    </value>
+                </item>
+                <item>
+                    <key> <string>left</string> </key>
+                    <value>
+                      <list>
+                        <string>your_cancellation_amount</string>
+                      </list>
+                    </value>
+                </item>
+                <item>
+                    <key> <string>right</string> </key>
+                    <value>
+                      <list/>
+                    </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>AccountingTransactionModule_viewCreateReversalTransactionListDialog</string> </value>
+        </item>
+        <item>
+            <key> <string>method</string> </key>
+            <value> <string>POST</string> </value>
+        </item>
+        <item>
+            <key> <string>name</string> </key>
+            <value> <string></string> </value>
+        </item>
+        <item>
+            <key> <string>pt</string> </key>
+            <value> <string>form_dialog</string> </value>
+        </item>
+        <item>
+            <key> <string>row_length</string> </key>
+            <value> <int>4</int> </value>
+        </item>
+        <item>
+            <key> <string>stored_encoding</string> </key>
+            <value> <string>UTF-8</string> </value>
+        </item>
+        <item>
+            <key> <string>title</string> </key>
+            <value> <string>Create Reversal Transactions</string> </value>
+        </item>
+        <item>
+            <key> <string>unicode_mode</string> </key>
+            <value> <int>0</int> </value>
+        </item>
+        <item>
+            <key> <string>update_action</string> </key>
+            <value> <string></string> </value>
+        </item>
+        <item>
+            <key> <string>update_action_title</string> </key>
+            <value> <string></string> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/bt5/erp5_accounting/SkinTemplateItem/portal_skins/erp5_accounting/AccountingTransactionModule_viewCreateReversalTransactionListDialog/your_cancellation_amount.xml b/bt5/erp5_accounting/SkinTemplateItem/portal_skins/erp5_accounting/AccountingTransactionModule_viewCreateReversalTransactionListDialog/your_cancellation_amount.xml
new file mode 100644
index 0000000000000000000000000000000000000000..e874d703f67c02ca560c5e40d379565258f0c855
--- /dev/null
+++ b/bt5/erp5_accounting/SkinTemplateItem/portal_skins/erp5_accounting/AccountingTransactionModule_viewCreateReversalTransactionListDialog/your_cancellation_amount.xml
@@ -0,0 +1,171 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <tuple>
+        <global name="CheckBoxField" module="Products.Formulator.StandardFields"/>
+        <tuple/>
+      </tuple>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>your_cancellation_amount</string> </value>
+        </item>
+        <item>
+            <key> <string>message_values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>external_validator_failed</string> </key>
+                    <value> <string>The input failed the external validator.</string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>overrides</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>alternate_name</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>css_class</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>default</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>description</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>editable</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>enabled</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>external_validator</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>extra</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>hidden</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>title</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>tales</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>alternate_name</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>css_class</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>default</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>description</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>editable</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>enabled</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>external_validator</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>extra</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>hidden</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>title</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>alternate_name</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>css_class</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>default</string> </key>
+                    <value> <int>0</int> </value>
+                </item>
+                <item>
+                    <key> <string>description</string> </key>
+                    <value> <string>Use negated quantity or simply invert debit and credit</string> </value>
+                </item>
+                <item>
+                    <key> <string>editable</string> </key>
+                    <value> <int>1</int> </value>
+                </item>
+                <item>
+                    <key> <string>enabled</string> </key>
+                    <value> <int>1</int> </value>
+                </item>
+                <item>
+                    <key> <string>external_validator</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>extra</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>hidden</string> </key>
+                    <value> <int>0</int> </value>
+                </item>
+                <item>
+                    <key> <string>title</string> </key>
+                    <value> <string>Use Negated Quantities</string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/bt5/erp5_accounting/SkinTemplateItem/portal_skins/erp5_accounting/AccountingTransaction_createReversalTransaction.xml b/bt5/erp5_accounting/SkinTemplateItem/portal_skins/erp5_accounting/AccountingTransaction_createReversalTransaction.xml
index 0144af8f4065278bf9c6d23abc5b211b73e71572..a99e25397dad68699ada7d2dd1cbeddab096ead4 100644
--- a/bt5/erp5_accounting/SkinTemplateItem/portal_skins/erp5_accounting/AccountingTransaction_createReversalTransaction.xml
+++ b/bt5/erp5_accounting/SkinTemplateItem/portal_skins/erp5_accounting/AccountingTransaction_createReversalTransaction.xml
@@ -53,7 +53,7 @@
         </item>
         <item>
             <key> <string>_body</string> </key>
-            <value> <string>""" Create a reversal transaction from current tansaction. """\n
+            <value> <string>""" Create a reversal transaction from current transaction. """\n
 \n
 Base_translateString = context.Base_translateString\n
 accounting_module = context.getPortalObject().accounting_module\n
diff --git a/bt5/erp5_accounting/bt/revision b/bt5/erp5_accounting/bt/revision
index 5a30e5affae608896860bb798cf1b9a56cd7fb89..db8b6957791f1d8c1ec59584a196b2eaa9f92f76 100644
--- a/bt5/erp5_accounting/bt/revision
+++ b/bt5/erp5_accounting/bt/revision
@@ -1 +1 @@
-947
\ No newline at end of file
+948
\ No newline at end of file
diff --git a/bt5/erp5_accounting/bt/template_action_path_list b/bt5/erp5_accounting/bt/template_action_path_list
index ffedd2197105420dc39bd0e902de3b4fe77bff2c..8d0e3ccb1847ac9f8dde9008e1b9fc0d302462d1 100644
--- a/bt5/erp5_accounting/bt/template_action_path_list
+++ b/bt5/erp5_accounting/bt/template_action_path_list
@@ -18,6 +18,7 @@ Accounting Transaction Module | account_statement_report
 Accounting Transaction Module | balance_sheet_report
 Accounting Transaction Module | bank_accounts_report
 Accounting Transaction Module | create_related_payments
+Accounting Transaction Module | create_reversal
 Accounting Transaction Module | general_ledger_export
 Accounting Transaction Module | general_ledger_report
 Accounting Transaction Module | grouping_reference_fast_input