You would still have to add a tax rule to charge the total of the CATaxableTotal column. Did you do that? You can display the CATaxableTotal in your cart and verify it has the correct amount.
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.