diff --git a/bt5/erp5_accounting/PortalTypeWorkflowChainTemplateItem/workflow_chain_type.xml b/bt5/erp5_accounting/PortalTypeWorkflowChainTemplateItem/workflow_chain_type.xml
index 5add434d7aa22f19547bb34f36b9120bef39b9f3..3f9a60c8ab7b0f15fad00fe938614b7acac51aff 100644
--- a/bt5/erp5_accounting/PortalTypeWorkflowChainTemplateItem/workflow_chain_type.xml
+++ b/bt5/erp5_accounting/PortalTypeWorkflowChainTemplateItem/workflow_chain_type.xml
@@ -33,7 +33,7 @@
  </chain>
  <chain>
   <type>Purchase Invoice Transaction</type>
-  <workflow>delivery_causality_interaction_workflow, accounting_workflow, delivery_simulation_interaction_workflow, edit_workflow</workflow>
+  <workflow>delivery_causality_interaction_workflow, accounting_workflow, invoice_causality_workflow, delivery_simulation_interaction_workflow, edit_workflow</workflow>
  </chain>
  <chain>
   <type>Purchase Invoice Transaction Line</type>
@@ -41,7 +41,7 @@
  </chain>
  <chain>
   <type>Sale Invoice Transaction</type>
-  <workflow>delivery_causality_interaction_workflow, accounting_workflow, delivery_simulation_interaction_workflow, edit_workflow</workflow>
+  <workflow>delivery_causality_interaction_workflow, accounting_workflow, delivery_simulation_interaction_workflow, edit_workflow, invoice_causality_workflow</workflow>
  </chain>
  <chain>
   <type>Sale Invoice Transaction Line</type>
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/scripts.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/scripts.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/scripts.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/scripts.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/scripts/PackingList_acceptDecision.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/scripts/PackingList_acceptDecision.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/scripts/PackingList_acceptDecision.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/scripts/PackingList_acceptDecision.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/scripts/PackingList_adoptPrevision.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/scripts/PackingList_adoptPrevision.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/scripts/PackingList_adoptPrevision.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/scripts/PackingList_adoptPrevision.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/scripts/PackingList_afterEdit.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/scripts/PackingList_afterEdit.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/scripts/PackingList_afterEdit.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/scripts/PackingList_afterEdit.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/scripts/PackingList_callSplitPrevisionTransition.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/scripts/PackingList_callSplitPrevisionTransition.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/scripts/PackingList_callSplitPrevisionTransition.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/scripts/PackingList_callSplitPrevisionTransition.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/scripts/PackingList_split.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/scripts/PackingList_split.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/scripts/PackingList_split.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/scripts/PackingList_split.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states/building.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states/building.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states/building.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states/building.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states/calculating.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states/calculating.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states/calculating.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states/calculating.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states/diverged.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states/diverged.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states/diverged.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states/diverged.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states/draft.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states/draft.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states/draft.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states/draft.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states/solved.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states/solved.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states/solved.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states/solved.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states/solving.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states/solving.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states/solving.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/states/solving.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/accept_decision.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/accept_decision.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/accept_decision.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/accept_decision.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/accept_decision_action.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/accept_decision_action.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/accept_decision_action.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/accept_decision_action.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/adopt_prevision.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/adopt_prevision.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/adopt_prevision.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/adopt_prevision.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/adopt_prevision_action.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/adopt_prevision_action.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/adopt_prevision_action.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/adopt_prevision_action.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/calculate.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/calculate.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/calculate.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/calculate.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/converge.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/converge.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/converge.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/converge.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/diverge.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/diverge.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/diverge.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/diverge.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/split_prevision.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/split_prevision.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/split_prevision.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/split_prevision.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/split_prevision_action.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/split_prevision_action.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/split_prevision_action.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/split_prevision_action.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/start_building.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/start_building.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/start_building.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/transitions/start_building.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables/action.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables/action.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables/action.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables/action.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables/actor.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables/actor.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables/actor.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables/actor.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables/comment.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables/comment.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables/comment.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables/comment.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables/history.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables/history.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables/history.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables/history.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables/portal_type.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables/portal_type.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables/portal_type.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables/portal_type.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables/time.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables/time.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables/time.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/variables/time.xml
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/worklists.xml b/bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/worklists.xml
similarity index 100%
rename from bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/worklists.xml
rename to bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow/worklists.xml
diff --git a/bt5/erp5_accounting/bt/revision b/bt5/erp5_accounting/bt/revision
index 4f95481351d9aad41571c7becdadaadb6cc1d765..c047c4aba9bb7da73243f84e689c9c15c3bd2c6e 100644
--- a/bt5/erp5_accounting/bt/revision
+++ b/bt5/erp5_accounting/bt/revision
@@ -1 +1 @@
-517
\ No newline at end of file
+518
\ No newline at end of file
diff --git a/bt5/erp5_accounting/bt/template_portal_type_workflow_chain_list b/bt5/erp5_accounting/bt/template_portal_type_workflow_chain_list
index 5efdf28f8fca9a7258d02e81e306ab8828f14160..5ba764ac594c0f5b6d20e3617a28de3c2fbb0a98 100644
--- a/bt5/erp5_accounting/bt/template_portal_type_workflow_chain_list
+++ b/bt5/erp5_accounting/bt/template_portal_type_workflow_chain_list
@@ -21,10 +21,12 @@ Purchase Invoice Transaction | accounting_workflow
 Purchase Invoice Transaction | delivery_causality_interaction_workflow
 Purchase Invoice Transaction | delivery_simulation_interaction_workflow
 Purchase Invoice Transaction | edit_workflow
+Purchase Invoice Transaction | invoice_causality_workflow
 Sale Invoice Transaction Line | delivery_movement_causality_interaction_workflow
 Sale Invoice Transaction Line | delivery_movement_simulation_interaction_workflow
 Sale Invoice Transaction Line | edit_workflow
 Sale Invoice Transaction | accounting_workflow
 Sale Invoice Transaction | delivery_causality_interaction_workflow
 Sale Invoice Transaction | delivery_simulation_interaction_workflow
-Sale Invoice Transaction | edit_workflow
\ No newline at end of file
+Sale Invoice Transaction | edit_workflow
+Sale Invoice Transaction | invoice_causality_workflow
\ No newline at end of file
diff --git a/bt5/erp5_accounting/bt/template_workflow_id_list b/bt5/erp5_accounting/bt/template_workflow_id_list
index 3cf2fb3e6ca1b6f2d4f1e401eb5fc766fce0589b..3ee7dad41a2b21582d7de2f987bdc55f47b498b9 100644
--- a/bt5/erp5_accounting/bt/template_workflow_id_list
+++ b/bt5/erp5_accounting/bt/template_workflow_id_list
@@ -1,3 +1,4 @@
 account_workflow
 accounting_period_workflow
-accounting_workflow
\ No newline at end of file
+accounting_workflow
+invoice_causality_workflow
\ No newline at end of file
diff --git a/bt5/erp5_invoicing/PortalTypeWorkflowChainTemplateItem/workflow_chain_type.xml b/bt5/erp5_invoicing/PortalTypeWorkflowChainTemplateItem/workflow_chain_type.xml
index a71a4a0b4b3bef6d282e3bc75abd018c57085ec1..cbf41b012c88238d32c4b2271bb8ed194b6470b0 100644
--- a/bt5/erp5_invoicing/PortalTypeWorkflowChainTemplateItem/workflow_chain_type.xml
+++ b/bt5/erp5_invoicing/PortalTypeWorkflowChainTemplateItem/workflow_chain_type.xml
@@ -19,12 +19,4 @@
   <type>Invoicing Rule</type>
   <workflow>rule_validation_workflow, edit_workflow</workflow>
  </chain>
- <chain>
-  <type>Purchase Invoice Transaction</type>
-  <workflow>invoice_causality_workflow</workflow>
- </chain>
- <chain>
-  <type>Sale Invoice Transaction</type>
-  <workflow>invoice_causality_workflow</workflow>
- </chain>
 </workflow_chain>
\ No newline at end of file
diff --git a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow.xml b/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow.xml
deleted file mode 100644
index 08f972a841d382e054f4bdd3526be43045f6384a..0000000000000000000000000000000000000000
--- a/bt5/erp5_invoicing/WorkflowTemplateItem/portal_workflow/invoice_causality_workflow.xml
+++ /dev/null
@@ -1,70 +0,0 @@
-<?xml version="1.0"?>
-<ZopeData>
-  <record id="1" aka="AAAAAAAAAAE=">
-    <pickle>
-      <tuple>
-        <global name="DCWorkflowDefinition" module="Products.DCWorkflow.DCWorkflow"/>
-        <tuple/>
-      </tuple>
-    </pickle>
-    <pickle>
-      <dictionary>
-        <item>
-            <key> <string>__ac_local_roles__</string> </key>
-            <value>
-              <none/>
-            </value>
-        </item>
-        <item>
-            <key> <string>_objects</string> </key>
-            <value>
-              <tuple/>
-            </value>
-        </item>
-        <item>
-            <key> <string>_owner</string> </key>
-            <value>
-              <none/>
-            </value>
-        </item>
-        <item>
-            <key> <string>groups</string> </key>
-            <value>
-              <tuple/>
-            </value>
-        </item>
-        <item>
-            <key> <string>id</string> </key>
-            <value> <string>invoice_causality_workflow</string> </value>
-        </item>
-        <item>
-            <key> <string>initial_state</string> </key>
-            <value> <string>draft</string> </value>
-        </item>
-        <item>
-            <key> <string>permissions</string> </key>
-            <value>
-              <tuple>
-                <string>Modify portal content</string>
-                <string>Add portal content</string>
-              </tuple>
-            </value>
-        </item>
-        <item>
-            <key> <string>state_var</string> </key>
-            <value> <string>causality_state</string> </value>
-        </item>
-        <item>
-            <key> <string>title</string> </key>
-            <value> <string>Causality workflow</string> </value>
-        </item>
-        <item>
-            <key> <string>uid</string> </key>
-            <value>
-              <none/>
-            </value>
-        </item>
-      </dictionary>
-    </pickle>
-  </record>
-</ZopeData>
diff --git a/bt5/erp5_invoicing/bt/revision b/bt5/erp5_invoicing/bt/revision
index 7813681f5b41c028345ca62a2be376bae70b7f61..62f9457511f879886bb7728c986fe10b0ece6bcb 100644
--- a/bt5/erp5_invoicing/bt/revision
+++ b/bt5/erp5_invoicing/bt/revision
@@ -1 +1 @@
-5
\ No newline at end of file
+6
\ No newline at end of file
diff --git a/bt5/erp5_invoicing/bt/template_portal_type_workflow_chain_list b/bt5/erp5_invoicing/bt/template_portal_type_workflow_chain_list
index 8fedcacb3e7142ba92a4aeae8b4d52fd6fa375e0..c9af54d8cb66724aa422ba716f164eb20d304050 100644
--- a/bt5/erp5_invoicing/bt/template_portal_type_workflow_chain_list
+++ b/bt5/erp5_invoicing/bt/template_portal_type_workflow_chain_list
@@ -12,6 +12,4 @@ Invoice Transaction Rule | edit_workflow
 Invoice Transaction Rule | rule_interaction_workflow
 Invoice Transaction Rule | rule_validation_workflow
 Invoicing Rule | edit_workflow
-Invoicing Rule | rule_validation_workflow
-Purchase Invoice Transaction | invoice_causality_workflow
-Sale Invoice Transaction | invoice_causality_workflow
\ No newline at end of file
+Invoicing Rule | rule_validation_workflow
\ No newline at end of file
diff --git a/bt5/erp5_invoicing/bt/template_workflow_id_list b/bt5/erp5_invoicing/bt/template_workflow_id_list
index 540ba36add6bd4bc77ec79ec13f90ae227a86329..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 100644
--- a/bt5/erp5_invoicing/bt/template_workflow_id_list
+++ b/bt5/erp5_invoicing/bt/template_workflow_id_list
@@ -1 +0,0 @@
-invoice_causality_workflow
\ No newline at end of file