JezK

Edit File: order-tax-html.php

<?php
if ( ! defined( 'ABSPATH' ) ) {
    exit; // Exit if accessed directly
}
?>
<div class="tax_row" data-order_item_id="<?php echo esc_attr( $item_id ); ?>">
    <p class="wide">
        <label><?php esc_html_e( 'Tax Rate:', 'dokan-lite' ); ?></label>
        <select name="order_taxes_rate_id[<?php echo esc_attr( $item_id ); ?>]">
            <option value=""><?php esc_html_e( 'N/A', 'dokan-lite' ); ?></option>
            <?php foreach ( $tax_codes as $tax_id => $tax_code ) : ?>
                <option value="<?php echo esc_attr( $tax_id ); ?>" <?php selected( $tax_id, isset( $item['rate_id'] ) ? $item['rate_id'] : '' ); ?>><?php echo esc_html( $tax_code ); ?></option>
            <?php endforeach; ?>
        </select>
        <input type="hidden" name="order_taxes_id[<?php echo esc_attr( $item_id ); ?>]" value="<?php echo esc_attr( $item_id ); ?>"/>
    </p>
    <p class="first">
        <label><?php esc_html_e( 'Sales Tax:', 'dokan-lite' ); ?></label>
        <input type="number" step="any" min="0" name="order_taxes_amount[<?php echo esc_attr( $item_id ); ?>]" placeholder="0.00" value="<?php echo isset( $item['tax_amount'] ) ? esc_attr( $item['tax_amount'] ) : ''; ?>"/>
    </p>
    <p class="last">
        <label><?php esc_html_e( 'Shipping Tax:', 'dokan-lite' ); ?></label>
        <input type="number" step="any" min="0" name="order_taxes_shipping_amount[<?php echo esc_attr( $item_id ); ?>]" placeholder="0.00" value="<?php echo isset( $item['shipping_tax_amount'] ) ? esc_attr( $item['shipping_tax_amount'] ) : ''; ?>"/>
    </p>
    <a href="#" class="delete_tax_row">&times;</a>
    <div class="clear"></div>
</div>

XML-RPC server accepts POST requests only.