<?xml version="1.0" encoding="utf-8"?>
<odoo>

    <template id="report_invoice_document_inherit" inherit_id="account.report_invoice_document">
        <xpath expr="//address" position="after">
            <div t-if="o.company_id.account_fiscal_country_id.code == 'RS' and o.partner_id.company_registry" class="mt16">
                <p>Company ID: <span t-field="o.partner_id.company_registry"/></p>
            </div>
        </xpath>
    </template>

</odoo>
