Australian, New Zealand and Indian hosts above their country's GST threshold should register their GST number with Finding Retreats.

Add GST info
Open Taxes.
Pick your country: Australia (ABN), New Zealand (GST), India (GSTIN).
Enter your registration number.
Confirm you charge GST on bookings.
Save.
GST thresholds
Australia: AUD 75,000 turnover per year.
New Zealand: NZD 60,000 turnover per year.
India: INR 20 lakh (10 lakh in special-category states).