eiru_inmobiliaria/security/readonly_fields.xml

<?xml version="1.0" encoding="utf-8"?>
<openerp>
<data noupdate="0">
    <record id="readonly_fields_inmobiliaria" model="res.groups">
        <field name="name">Permitir editar cuotas</field>
    </record>
</data>
</openerp>