tryton/modules/account/view/period_form.xml

<?xml version="1.0"?>
<!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
this repository contains the full copyright notices and license terms. -->
<form>
    <label name="name"/>
    <field name="name"/>
    <label name="company"/>
    <field name="company"/>
    <label name="start_date"/>
    <group id="start_end_date" col="-1">
        <field name="start_date"/>
        <label name="end_date"/>
        <field name="end_date"/>
    </group>
    <label name="fiscalyear"/>
    <field name="fiscalyear"/>
    <label name="type"/>
    <field name="type"/>
    <label name="post_move_sequence"/>
    <field name="post_move_sequence"/>
    <newline/>
    <label name="state" colspan="3"/>
    <field name="state"/>
</form>