Tax calculator and tools for small business and rental property owners

These handy calculators are designed to help you with GST, income tax and hourly rates.

We hope you find our tax calculator and tools useful. Please ask us if you would like to see any new calculators added here.

Kiwitax | GST Calculator

15% GST Calculator

Calculate GST correctly with this super easy GST Calculator for New Zealand 15% GST.

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Kiwitax | Income Tax Calculator

Income Tax Calculator

Estimate your annual income tax for self employed people, salary and wage earners.

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Kiwitax | Hourly Rate Calculator

Hourly Rate Calculator

Calculate employee actual hourly cost. For employers and people going to contracting.

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Kiwitax | Percent Saved Calculator

Percent Saved Calculator

A calculator to find the percentage saved when you buy something for a reduced price.

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Kiwitax | Stress-free accounting, Let's Chat

Stress-free accounting

Plain English communications, easy friendly systems, helpful people, unlimited free advice, IRD and ACC help Working efficiently ensures reasonable and accountable pricing with zero hidden cost.

Kiwitax | Easy IRD

Easy IRD

Consistently a professional, efficient service. Working with IRD becomes easy. Have your tax returns filed on time and know of any payments and when. Less IRD noise.

Kiwitax | Members of Accountants + Tax Agents Institute of New Zealand (ATAINZ) and Chartered Accountants of Australia & New Zealand (CA ANZ)

Professional team

Members of Accountants + Tax Agents Institute of New Zealand (ATAINZ) and Chartered Accountants of Australia & New Zealand (CA ANZ) ensures professional ethical service.

100% Satisfaction Guaranteed

Kiwitax services are 100% satisfaction guaranteed. If you’re not completely satisfied with our service please tell us. If we cannot put things right to your satisfaction we will provide a full refund. As a genuinely client focused business with many very happy clients we’re positive Kiwitax services will meet your expectations.

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Kiwitax | Members of Accountants + Tax Agents Institute of New Zealand (ATAINZ) and Chartered Accountants of Australia & New Zealand (CA ANZ)