Hi,
Thanks for your votes and comments in support of implementing dynamic recalculation of the "Total Due Today" value on the shopping cart checkout page.

We're pleased to announce this will be implemented in our next feature release this year. Here is a preview of how it will look:

https://assets.blog.whmcs.com/dynamictaxcalccheckout.gif

In this example there is no tax rule fo Cyprus, and a 25% tax rule for Denmark: