Your 0% purchases are zero taxes that are included in your tax return. I'm here to share a few insights and help you from there.
First off, if you're using QuickBooks Self-Employed, this feature is currently unavailable as of this time.
Meanwhile, if you're using QuickBooks Online, you're surely able to see these options in your sale tax drop-down menu.
To start with, the Exempt (0% Purchases) are your expense which is exempt from your GST. Secondly, the Zero Rated (0% Purchases) are items/services which are taxable in special cases.