How to set up HST properly so non-refundable amounts stay with base amount?

Hello SHOB,

Welcome to the Community. QuickBooks offers a flexible tax module that simplifies the way you manage your taxes. I'll be happy to share info and steer you in the right direction. 

In order for the program to calculate the taxes correctly, it's important to make sure you've set up the taxes appropriately. I encourage you to check out this article here that shows you how to set up sales tax. For steps on how to set up the taxes as you've described, I recommend getting in touch with an accounting specialist for expert advice. 

You're welcome to ask other questions. I'm here to steer you in the right direction.