GST is a tax on the supply of goods and services in New Zealand by a registered person on any taxable activity they carry out. The rate for GST is 15% although it can be zero-rated for exports
Certain supplies of goods and services are "exempt supplies". These include:
GST registration is required if the annual turnover of the business for a 12-month period exceeds or is expected to exceed $60,000.
If your turnover exceeds $500,000 pa you must file your GST return monthly or bi-monthly.
There are three methods of accounting for GST:
If your turnover exceeds $2,000,000 pa you must use the invoice basis.
For more information on GST see the GST section of the IRD website.