***** Usage ***** .. _Activate extended Intrastat declaration: Activate extended Intrastat declaration ======================================= You must activate the :doc:`Incoterm Module `. And on the `Fiscal Year ` for which you must file extended declaration, you must check the :guilabel:`Intrastat Extended` checkbox. .. _Declaration after Brexit: Declarations after Brexit ========================= In order to include the Northern Ireland in the Intrastat declaration, you must create a dedicated `Country ` with the code ``XI`` and use the VAT number starting with ``XI`` as identifier of the counter parties.