diff --git a/product/ERP5/Interfaces.py b/product/ERP5/Interfaces.py
deleted file mode 100644
index 052a61e1fc8d2edcbf94cf091c198733a2670fff..0000000000000000000000000000000000000000
--- a/product/ERP5/Interfaces.py
+++ /dev/null
@@ -1,65 +0,0 @@
-### ERP5 Synchronisation Interface
-
-class XMLObject:
-  """
-      This interface defines the behaviour of objects
-      which can be imported and exported as XML files
-      and which can be synchronised with XML files
-  """
-
-
-
-class Document:
-  """
-      This
-  """
-
-### ERP5 Core Types
-
-class Variant:
-   """
-       a
-   """
-
-class Quantity:
-   """
-       Elementary quantities 
-   """
-
-
-### ERP5 Core Model Interfaces
-
-class Node:
-   """
-       Nodes can
-   """
-
-class MetaNode:
-   """
-       A metanode
-   """
-
-class Resource:
-   """
-       d
-   """
-
-class MetaResource:
-   """
-   """
-
-class Amount:
-   """
-   """
-
-class Movement:
-   """
-
-   """
-
-class Path:
-   """
-       d
-   """
-
-class
\ No newline at end of file