@b0bm 

I would recommend to pick QBO Global version than US version. The tax setting is more adaptable to your needs.

https://quickbooks.intuit.com/learn-support/global/sales-taxes/how-do-i-set-up-sales-gst-vat-rates-a...

You can purchase a 3rd party conversion service but your time is very limited. Anyway, what kind of issue with Zoho Books? Did you purchase any conversion service to assist you?