res_partner_view.xml

<?xml version="1.0" encoding="utf-8"?>
<odoo>

    <record id="base_view_partner_form" model="ir.ui.view">
        <field name="name">res.partner.form</field>
        <field name="model">res.partner</field>
        <field name="inherit_id" ref="base.view_partner_form"/>
        <field name="arch" type="xml">
            <field name="vat" position="after">
                <field name="l10n_ar_afip_responsibility_type_id" string="AFIP Responsibility" options="{'no_open': True, 'no_create': True}" attrs="{'readonly': [('is_company','=',False),('parent_id','!=',False)]}"/>
            </field>
        </field>
    </record>

    <record id="view_partner_property_form" model="ir.ui.view">
        <field name="name">res.partner.form</field>
        <field name="model">res.partner</field>
        <field name="inherit_id" ref="account.view_partner_property_form"/>
        <field name="arch" type="xml">

            <xpath expr="//page[@name='accounting']/group" position="inside">
                <group string="Accounting Documents" name="accounting_documents">
                    <field name="l10n_ar_special_purchase_document_type_ids" widget="many2many_tags"/>
                </group>
            </xpath>

            <field name="property_account_position_id" position="after">
                <label for="l10n_ar_gross_income_number" string="Gross Income"/>
                <div name="gross_income">
                    <field name="l10n_ar_gross_income_type" class="oe_inline"/>
                    <field name="l10n_ar_gross_income_number" placeholder="Number..." class="oe_inline" attrs="{'invisible': [('l10n_ar_gross_income_type', 'not in', ['multilateral', 'local'])], 'required': [('l10n_ar_gross_income_type', 'in', ['multilateral', 'local'])]}"/>
                </div>
            </field>

        </field>
    </record>

    <record id="view_res_partner_filter" model="ir.ui.view">
        <field name="name">view.res.partner.filter.inherit</field>
        <field name="model">res.partner</field>
        <field name="inherit_id" ref="base.view_res_partner_filter"/>
        <field name="arch" type="xml">
            <field name="category_id" position="after">
                <field name="l10n_ar_afip_responsibility_type_id"/>
            </field>
            <filter name="salesperson" position="before">
                <filter string="AFIP Responsibility Type" name="l10n_ar_afip_responsibility_type_id_filter" context="{'group_by': 'l10n_ar_afip_responsibility_type_id'}"/>
            </filter>
        </field>
    </record>

</odoo>