diff --git a/intrastat_product/models/__init__.py b/intrastat_product/models/__init__.py
index 9663fcd..f00785c 100644
--- a/intrastat_product/models/__init__.py
+++ b/intrastat_product/models/__init__.py
@@ -1,10 +1,10 @@
 # -*- encoding: utf-8 -*-
-
-from . import res_company
-from . import hs_code
-from . import intrastat_transaction
-from . import intrastat_unit
-from . import intrastat_transport_mode
-from . import intrastat_product_declaration
-from . import stock_picking
 from . import account_invoice
+from . import hs_code
+from . import intrastat_product_declaration
+from . import intrastat_region
+from . import intrastat_transaction
+from . import intrastat_transport_mode
+from . import intrastat_unit
+from . import res_company
+from . import stock_picking
diff --git a/intrastat_product/models/intrastat_product_declaration.py b/intrastat_product/models/intrastat_product_declaration.py
index db561e2..3fe3dc4 100644
--- a/intrastat_product/models/intrastat_product_declaration.py
+++ b/intrastat_product/models/intrastat_product_declaration.py
@@ -342,6 +342,39 @@ class IntrastatProductDeclaration(models.Model):
                     amount)
         return amount
 
+    def _get_region(self, inv_line):
+        """
+        Logic copied from standard addons, l10n_be_intrastat module:
+
+        If purchase, comes from purchase order, linked to a location,
+        which is linked to the warehouse.
+
+        If sales, the sale order is linked to the warehouse.
+        If sales, from a delivery order, linked to a location,
+        which is linked to the warehouse.
+
+        If none found, get the company one.
+        """
+        region = False
+        if inv_line.invoice_id.type in ('in_invoice', 'in_refund'):
+            po_lines = self.env['purchase.order.line'].search(
+                [('invoice_lines', 'in', inv_line.id)])
+            if po_lines:
+                po = po_lines.order_id
+                region = self.env['stock.warehouse'].get_region_from_location(
+                    po.location_id)
+        elif inv_line.invoice_id.type in ('out_invoice', 'out_refund'):
+            so_lines = self.env['sale.order.line'].search(
+                [('invoice_lines', 'in', inv_line.id)])
+            if so_lines:
+                so = so_lines.order_id
+                region = so.warehouse_id.region_id
+        if not region:
+            if self.company_id.intrastat_region_id:
+                region = self.company_id.intrastat_region_id
+        return region
+
+
     def _get_transport(self, inv_line):
         transport = inv_line.invoice_id.intrastat_transport_id \
             or self.company_id.intrastat_transport_id
@@ -606,6 +639,8 @@ class IntrastatProductComputationLine(models.Model):
     transaction_id = fields.Many2one(
         'intrastat.transaction',
         string='Intrastat Transaction')
+    region_id = fields.Many2one(
+        'intrastat.region', string='Intrastat Region')
     # extended declaration
     incoterm_id = fields.Many2one(
         'stock.incoterms', string='Incoterm')
diff --git a/intrastat_product/models/intrastat_region.py b/intrastat_product/models/intrastat_region.py
new file mode 100644
index 0000000..3d1333e
--- /dev/null
+++ b/intrastat_product/models/intrastat_region.py
@@ -0,0 +1,43 @@
+# -*- encoding: utf-8 -*-
+##############################################################################
+#
+#    Odoo, Open Source Management Solution
+#
+#    Copyright (c) 2009-2015 Noviat nv/sa (www.noviat.com).
+#
+#    This program is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU Affero General Public License as
+#    published by the Free Software Foundation, either version 3 of the
+#    License, or (at your option) any later version.
+#
+#    This program is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+#    GNU Affero General Public License for more details.
+#
+#    You should have received a copy of the GNU Affero General Public License
+#    along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+##############################################################################
+
+from openerp import models, fields
+
+
+class IntrastatRegion(models.Model):
+    _name = 'intrastat.region'
+    _description = "Intrastat Region"
+
+    code = fields.Char(string='Code', required=True)
+    country_id = fields.Many2one(
+        'res.country', string='Country', required=True)
+    name = fields.Char(string='Name', translate=True)
+    description = fields.Char(string='Description')
+    company_id = fields.Many2one(
+        'res.company', string='Company',
+        default=lambda self: self.env['res.company']._company_default_get(
+            'intrastat.region'))
+
+    _sql_constraints = [
+        ('intrastat_region_code_unique',
+         'UNIQUE(code, country_id)',
+         'Code must be unique.')]
diff --git a/intrastat_product/models/res_company.py b/intrastat_product/models/res_company.py
index 988048f..f3d4c9b 100644
--- a/intrastat_product/models/res_company.py
+++ b/intrastat_product/models/res_company.py
@@ -46,6 +46,9 @@ class ResCompany(models.Model):
     intrastat = fields.Char(
         string='Intrastat Declaration', store=True, readonly=True,
         compute='_compute_intrastat')
+    intrastat_region_id = fields.Many2one(
+        'intrastat.region',
+        string='Default Intrastat region')
 
     @api.model
     def _intrastat_arrivals(self):
diff --git a/intrastat_product/views/res_company.xml b/intrastat_product/views/res_company.xml
index 06e1ea1..263f0e0 100644
--- a/intrastat_product/views/res_company.xml
+++ b/intrastat_product/views/res_company.xml
@@ -11,6 +11,7 @@
           <field name="intrastat" invisible="1"/>
           <field name="intrastat_arrivals"/>
           <field name="intrastat_dispatches"/>
+          <field name="intrastat_region_id" domain="[('country_id','=', country_id)]" invisible="1"/>
           <field name="intrastat_transport_id"
                  attrs="{'required': [('intrastat', '=', 'extended')], 'invisible': [('intrastat', '!=', 'extended')]}"/>
           <field name="intrastat_incoterm_id"