Quote Originally Posted by bottyz View Post
however when a customer pays 'on account' using the invoice mod from the add ons the shipping is once again calculated without tax on the shipping. I can rectify the issue by removing the zone from the shipping module again.
This one: https://www.zen-cart.com/downloads.php?do=file&id=131 ?

What happens if you change:
Code:
function invoice() {
into:
Code:
function __construct() {
I don't see what else should be changed in this for 1.5.5, as it doesn't have any zone handling?!