odoo/addons/base_iban/base_iban_data.xml

<?xml version="1.0"?>
<terp>
    <data>
        
        <record model="ir.ui.view" id="view_partner_bank_iban_form">
            <field name="name">res.partner.bank.form.iban.inherit</field>
            <field name="model">res.partner.bank</field>
            <field name="inherit_id" ref="base.view_partner_bank_form"/>
            <field name="type">form</field>
            <field name="arch" type="xml">
                <field name="acc_number" position="after">
                    <newline/>
                    <field name="iban"/>
                    <newline/>
                </field>
            </field>
        </record>
        
        <record model="ir.ui.view" id="view_partner_iban_form">
            <field name="name">res.partner.form.iban.inherit</field>
            <field name="model">res.partner</field>
            <field name="inherit_id" ref="base.view_partner_form"/>
            <field name="type">form</field>
            <field name="arch" type="xml">
                <field name="acc_number" position="after">
                    <newline/>
                    <field name="iban"/>
                    <newline/>
                </field>
            </field>
        </record>
        
        <!--
		Default bank account description
		-->
        <record model="res.partner.bank.type" id="bank_iban">
            <field name="name">IBAN Account</field>
            <field name="code">iban</field>
        </record>
        <record model="res.partner.bank.type.field" id="bank_iban_field">
            <field name="name">iban</field>
            <field name="bank_type_id" ref="bank_iban"/>
            <field name="required" eval="True"/>
            <field name="readonly" eval="False"/>
        </record>
        <record model="res.partner.bank.type.field" id="bank_swift_field">
            <field name="name">bic</field>
            <field name="bank_type_id" ref="bank_iban"/>
            <field name="required" eval="True"/>
            <field name="readonly" eval="False"/>
        </record>
        <record model="res.partner.bank.type.field" id="bank_country_field">
            <field name="name">country_id</field>
            <field name="bank_type_id" ref="bank_iban"/>
            <field name="required" eval="False"/>
            <field name="readonly" eval="False"/>
        </record>
        <record model="res.partner.bank.type.field" id="bank_zip_field">
            <field name="name">zip</field>
            <field name="bank_type_id" ref="bank_iban"/>
            <field name="required" eval="False"/>
            <field name="readonly" eval="False"/>
        </record>
        <record model="res.partner.bank.type.field" id="bank_acc_number_field">
            <field name="name">acc_number</field>
            <field name="bank_type_id" ref="bank_iban"/>
            <field name="required" eval="False"/>
            <field name="readonly" eval="True"/>
        </record>
    </data>
</terp>