Skip to Content


Work it out
Whiriwhiria

Find a calculator or worksheet based on keyword or tool name:


GST - calculators and worksheets

Title and summary Number

GST adjustments calculation sheet

A worksheet to use if you are making any calculated adjustments on your GST return.

IR372

GST rate change adjustment calculation sheet

A worksheet to use to calculate qualifying supply adjustments for your GST return up to and including the period ending 30 September 2010.

GST105

Transfer date calculator

This calculator will work out the effective date and maximum amount that can be transferred from one tax type, period and/or taxpayer to another. It will not provide you with a dollar amount that can be transferred.

GST change-in-use calculator

This calculator will work out your change-in-use adjustments for goods or services bought on or after 1 April 2011.