odoo16/addons/l10n_bg/data/account_chart_template_data.xml

<?xml version="1.0" encoding="utf-8"?>
<odoo>
    <record id="l10n_bg_chart_template" model="account.chart.template">
        <field name="name">Bulgaria - National Chart of Accounts</field>
        <field name="bank_account_code_prefix">503</field>
        <field name="cash_account_code_prefix">501</field>
        <field name="transfer_account_code_prefix">430</field>
        <field name="code_digits">6</field>
        <field name="currency_id" ref="base.BGN"/>
        <field name="country_id" ref="base.bg"/>
        <field name="spoken_languages" eval="'bg_BG'"/>
    </record>
</odoo>