<field name="supplier_taxes_id" position="replace"/>
</field>
</record>
+ <record id="purchase_order_form" model="ir.ui.view">
+ <field name="name">purchase.order.form</field>
+ <field name="model">purchase.order</field>
+ <field name="inherit_id" ref="purchase.purchase_order_form"/>
+ <field name="arch" type="xml">
+ <field name="taxes_id" position="replace"/>
+ <field name="amount_untaxed" position="replace"/>
+ <field name="amount_tax" position="replace"/>
+ </field>
+ </record>
</data>
</openerp>