New Zealand GST Calculator

Free, accurate, and instant 15% GST calculations for New Zealand

Select Country

Calculation Mode

Add GST

Calculate total with GST added

Remove GST

Extract GST from total price

Reverse GST

Find pre-tax amount

GST Only

Calculate GST amount only

Enter Amount (NZ$)

NZ$

New Zealand GST Rate: 15% (current rate for 2026)

Quick examples:

✨Instant Calculations

Get accurate GST calculations instantly. Add, remove, or reverse GST with a single click.

🔒100% Free

No hidden fees, no registration required. Use our calculator as many times as you need.

📱Mobile Friendly

Access from any device - desktop, tablet, or mobile. Fully responsive design.

✅Accurate Results

Calculation accuracy guaranteed to match official IRD standards.

How to Use This Calculator

Select your country - Choose between Australia (10%) or New Zealand (15%)
Choose calculation mode - Add GST, Remove GST, Reverse GST, or GST Only
Enter your amount - Type in the amount you want to calculate
Click Calculate - Get instant, accurate results with detailed breakdown

About New Zealand GST

Goods and Services Tax (GST) in New Zealand is a value-added tax of 15% on most goods and services sold in New Zealand. It was introduced on 1 October 1986 at 10% and increased to 15% on 1 October 2010. Use this calculator to manage GST calculations for your New Zealand business needs.

Loading page...