Let me guide you on what to key in for the tax code field fo non-GST registered suppliers, support42.
You can select the Out of Scope for the GST/VAT in the tax section when creating a transaction. This way, we categorize the purchase transactions that are out of the scope of GST legislation.
If you need to know more of these tax codes, it's best to contact the IRAS, as well as consulting your accountant to know which tax codes work best for your company.
I've got a link here where you can find articles about managing your sales tax: https://quickbooks.intuit.com/learn-support/gst/misc/02/gst-tax-sg?label=QuickBooks%20Online.
Fille me in if you need a hand with running your tax reports or any QBO related. I'll be here to ensure your success. Keep safe and healthy.
