l10n_it_ipa/view/partner_view.xml
<?xml version="1.0" encoding="utf-8"?>
<openerp>
<data>
<record id="view_partner_ipa_form" model="ir.ui.view">
<field name="name">res.partner.ipa.form</field>
<field name="model">res.partner</field>
<field name="inherit_id" ref="base.view_partner_form"/>
<field name="arch" type="xml">
<field name="website" position="after">
<field name="ipa_code" placeholder="IPA123" attrs="{'invisible': [('is_pa','=', False)]}"/>
</field>
<!--<field name="company_type" position="after">-->
<field name="category_id" position="before">
<div attrs="{'invisible': [('is_company','=', False)]}" class="oe_edit_only">
<field name="is_pa"/><label for="is_pa"/>
</div>
</field>
</field>
</record>
<record id="view_res_partner_filter_pa" model="ir.ui.view">
<field name="name">view_res_partner_filter_pa</field>
<field name="model">res.partner</field>
<field name="inherit_id" ref="base.view_res_partner_filter"/>
<field name="arch" type="xml">
<filter name="type_company" position="after">
<filter string="PA" name="is_pa" domain="[('is_pa','=',1)]"/>
</filter>
</field>
</record>
</data>
</openerp>