odoo16/addons/l10n_pl/data/l10n_pl_chart_data.xml

<?xml version="1.0" encoding="utf-8"?>
<odoo>
<data>
    <!-- Chart template -->

        <record id="pl_chart_template" model="account.chart.template">
            <field name="name">Polska - Plan kont</field>
            <field name="code_digits">8</field>
            <field name="currency_id" ref="base.PLN"/>
            <field name="bank_account_code_prefix">11.000.00</field>
            <field name="cash_account_code_prefix">12.000.00</field>
            <field name="transfer_account_code_prefix">11.090.00</field>
            <field name="country_id" ref="base.pl"/>
            <field name="use_storno_accounting" eval="True"/>
        </record>

</data>
</odoo>