[14.0]Intrastat Brexit support

product_harmonized_system/models/product_template.py

@@ -23,10 +23,20 @@ class ProductTemplate(models.Model):
         "and configure the H.S. code on the product category.",
     )
     origin_country_id = fields.Many2one(
-        "res.country",
+        comodel_name="res.country",
         string="Country of Origin",
         help="Country of origin of the product i.e. product " "'made in ____'.",
     )
+    origin_state_id = fields.Many2one(
+        comodel_name="res.country.state",
+        string="Country State of Origin",
+        domain="[('country_id', '=?', origin_country_id)]",
+        help="Country State of origin of the product.\n"
+        "This field is used for the Intrastat declaration, "
+        "selecting 'Northern Ireland' will set the code 'XI' "
+        "for products from the United Kingdom whereas code 'XU' "
+        "will be used for the other UK states.",
+    )
 
 
 class ProductProduct(models.Model):

product_harmonized_system/views/product_template.xml

@@ -20,6 +20,10 @@
                     name="origin_country_id"
                     attrs="{'invisible': [('type', '=', 'service')]}"
                 />
+                <field
+                    name="origin_state_id"
+                    attrs="{'invisible': [('type', '=', 'service')]}"
+                />
             </field>
         </field>
     </record>