l10n_ar_sale_templates.xml

<odoo>
    <template id="sale_order_portal_content" inherit_id="sale.sale_order_portal_content" name="Sales Order">

        <t t-set="current_subtotal" t-value="current_subtotal + line.price_subtotal" position="attributes">
            <attribute name="t-value">current_subtotal + line.report_price_subtotal</attribute>
        </t>
        <t t-set="current_subtotal" t-value="current_subtotal + line.price_total" position="attributes">
            <attribute name="t-value">current_subtotal + line.report_price_subtotal</attribute>
        </t>

        <xpath expr="//div[@t-field='line.price_unit']" position="attributes">
            <attribute name="t-field">line.report_price_unit</attribute>
        </xpath>
        <xpath expr="//span[@t-field='line.price_subtotal']" position="attributes">
            <attribute name="t-field">line.report_price_subtotal</attribute>
        </xpath>
        <span groups="account.group_show_line_subtotals_tax_included" position="replace">
            <span groups="account.group_show_line_subtotals_tax_included">Amount</span>
        </span>
        <xpath expr="//span[@t-field='line.price_total']" position="attributes">
            <attribute name="t-field">line.report_price_subtotal</attribute>
        </xpath>
        <xpath expr="//span[contains(@t-out, 'line.tax_id')]" position="attributes">
            <attribute name="t-out">', '.join(map(lambda x: (x.description or x.name), line.report_tax_id))</attribute>
        </xpath>


        <!-- use column vat instead of taxes and only if vat discriminated -->

        <th t-attf-class="text-end {{ 'd-none d-md-table-cell' if report_type == 'html' else '' }}" position="replace">
            <th t-if="sale_order.vat_discriminated" t-attf-class="text-right {{ 'd-none d-md-table-cell' if report_type == 'html' else '' }}"><span>% VAT</span></th>
        </th>
        <!-- use column vat instead of taxes and only list vat taxes-->
        <td t-attf-class="text-end {{ 'd-none d-md-table-cell' if report_type == 'html' else '' }}" position="replace">
            <td t-if="sale_order.vat_discriminated" t-attf-class="text-right {{ 'd-none d-md-table-cell' if report_type == 'html' else '' }}">
                <span t-out="', '.join(map(lambda x: (x.description or x.name), line.tax_id.filtered(lambda x: x.tax_group_id.l10n_ar_vat_afip_code)))"/>
            </td>
        </td>

    </template>
    
    <template id="document_tax_totals" inherit_id="account.document_tax_totals" name="document_tax_totals" primary="True">

        <xpath expr="//t[@t-foreach]" position="attributes">
            <attribute name="t-if">not doc._l10n_ar_include_vat()</attribute>
        </xpath>

    </template>

</odoo>