Pay provisional tax your way with Tax Management NZ

Tax Management NZ (TMNZ) offers a smarter way to pay your provisional tax, so you can manage your cashflow, save time and reduce expenses.

We call it: tax on your terms.

Save Cost & Time

Save up to 30% on IRD interest by paying through TMNZ

Flexible Payment

Pay provisional tax when it suits your business cashflow

IRD Approved

TMNZ are IRD registered and the industry leaders

Trusted Systems

We use the highest security standards so your funds are in safe hands

Expertise & Service

Fast and friendly advice from a dedicated team of experts

Innovative Solutions

Manage your provisional tax payments online

How can we help you?

Pay provisional tax

When it suits your business while reducing interest costs and penalties

Maximise tax deposits

So you can earn more while reducing liability risk.

Reduce tax audit costs

And save up to 30% on IRD interest for reassessed tax

Claim donation rebates

And give more to charity with Smart Donation

Do you work for an accounting firm and manage clients who pay provisional tax?
We can help you and your clients do tax on their terms

TMNZ’s tax pool is used by more businesses and accounting firms than any other

As New Zealand’s leading tax pooling provider, no one understands provisional tax better than TMNZ. With the largest and most established tax pool in New Zealand, TMNZ is the innovator providing the best service and best flexibility.

Our clients include thousands of small- and medium-sized businesses as well as some of New Zealand’s largest banks, state-owned enterprises and well known corporate names.


Taxpayers helped throughout New Zealand


Million in IRD compliance
costs saved

Our latest content

Dealing with IRD’s Christmas present

Dealing with IRD’s Christmas present 1200 630 Lee Stace

Where is IRD’s Christmas spirit? It’s a question many business owners often find themselves asking in December. The reason this thought occupies space in their minds is simple. On 15 January, IRD expects many to pay their second instalment of provisional tax for the 2018-19 income year. They also gleefully await a GST payment. Now…

Future of Tax Symposium: Sir Michael Cullen

TMNZ promotes broader tax thinking via Tax Policy Charitable Trust

TMNZ promotes broader tax thinking via Tax Policy Charitable Trust 1200 630 Lee Stace

TMNZ was proud to support a Tax Policy Charitable Trust event which allowed those working in tax to present and discuss the Tax Working Group’s interim report. The Future of Tax Symposium recently took place in association with Auckland University and Victoria University of Wellington. TWG chairman Sir Michael Cullen was there to give the…

Paying provisional tax: The ONE thing you must know

Paying provisional tax: The ONE thing you must know

Paying provisional tax: The ONE thing you must know 1200 630 Lee Stace

Many a business owner is familiar with paying provisional tax. And the reason they are familiar with it is because they do not like paying it. There are myriad reasons why. But perhaps the biggest issue of paying provisional tax is the inflexibility of IRD. They want you to pay on the dates they set.…

New TMNZ Reports now live

New TMNZ Reports now live 650 351 Lee Stace

 We are happy to announce our new, simple-to-use TMNZ Reports are available on your dashboard to view and export. This means you can now easily see all relevant information relating to TMNZ payments and transactions made by taxpayers you manage in one place. Reports are an area we have been working hard to improve…