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  • New to contracting

    • NZ contractor tax, explained
    • Contracting alongside a salaried job
    • How much to charge as a contractor
    • Leaving a full-time job for contracting
    • Sole trader or limited company?
    • Do I need to register for GST?
    • How to write a proper NZ tax invoice
    • Schedular payments and the IR330C
    • How much tax does a NZ sole trader actually pay?
    • Setting aside tax: three systems that actually work
    • Business expenses: what you can claim
    • Your first GST return
    • Filing your first IR3
    • Your first provisional tax bill
    • ACC cover options: CoverPlus or CoverPlus Extra?
    • KiwiSaver when you're self-employed
  • Established contractors

    • Cash flow for contractors: smoothing the lumps
    • Handling late-paying clients
    • Two-monthly or six-monthly GST: which fits your business?
    • Home office deductions: the two methods
    • Vehicle expenses: kilometre rates or logbook?
    • Depreciation: claiming assets over $1,000
    • Invoicing overseas clients
    • Provisional tax: standard, estimation, ratio, or AIM?
    • Terminal tax and use-of-money interest
    • Switching from sole trader to a company
    • Shareholder salary, drawings, and the current account
    • FBT for solo directors: the company vehicle trap
  • Every contractor

    • The NZ tax calendar for contractors: 2026-2027
    • The 31 March year-end checklist
    • Bookkeeping systems for solo contractors
    • Choosing an accountant as a contractor
    • Missed an IRD due date? Here's what actually happens
    • Student loan repayments when you're self-employed
Browse guides
  • New to contracting

    • NZ contractor tax, explained
    • Contracting alongside a salaried job
    • How much to charge as a contractor
    • Leaving a full-time job for contracting
    • Sole trader or limited company?
    • Do I need to register for GST?
    • How to write a proper NZ tax invoice
    • Schedular payments and the IR330C
    • How much tax does a NZ sole trader actually pay?
    • Setting aside tax: three systems that actually work
    • Business expenses: what you can claim
    • Your first GST return
    • Filing your first IR3
    • Your first provisional tax bill
    • ACC cover options: CoverPlus or CoverPlus Extra?
    • KiwiSaver when you're self-employed
  • Established contractors

    • Cash flow for contractors: smoothing the lumps
    • Handling late-paying clients
    • Two-monthly or six-monthly GST: which fits your business?
    • Home office deductions: the two methods
    • Vehicle expenses: kilometre rates or logbook?
    • Depreciation: claiming assets over $1,000
    • Invoicing overseas clients
    • Provisional tax: standard, estimation, ratio, or AIM?
    • Terminal tax and use-of-money interest
    • Switching from sole trader to a company
    • Shareholder salary, drawings, and the current account
    • FBT for solo directors: the company vehicle trap
  • Every contractor

    • The NZ tax calendar for contractors: 2026-2027
    • The 31 March year-end checklist
    • Bookkeeping systems for solo contractors
    • Choosing an accountant as a contractor
    • Missed an IRD due date? Here's what actually happens
    • Student loan repayments when you're self-employed

New to contracting

KiwiSaver when you're self-employed

What switches off when you leave employment, the government contribution still worth collecting ($260.72 for $1,042.86 of contributions), the June deadline, and where KiwiSaver sits in contractor money.

~6 min read · Facts checked 16 Jul 2026

Leaving employment quietly switches off most of your KiwiSaver machinery: the payroll deductions stop, the employer contribution stops, and nothing restarts by itself. Your membership and balance carry on untouched; what disappears is the automation. This guide covers what actually changes, the one government contribution still on the table, and the small setup that keeps your retirement savings moving while you contract.

General information, not advice

This guide describes the KiwiSaver rules as published by Inland Revenue, checked against the sources at the end. Whether and how much to contribute is a personal financial decision this guide doesn't make for you.

What stops when you leave employment

  • Your own deductions. Contributions came out of pay automatically; self-employed income has no payroll, so nothing is deducted from your invoices.
  • The employer contribution. Employers must contribute at least 3.5% of pay for contributing employees (rising to 4% from April 2028). Clients owe a contractor nothing here, which is one of the costs your rate has to carry: the rate guide prices it in.

Contributing at all becomes voluntary. Plenty of contractors pause entirely, some by decision, most by drift. If you pause, pause on purpose.

The government contribution still applies

The piece worth acting on: the government still matches member contributions at 25 cents per dollar, up to $260.72 a year. To collect the full amount you need to contribute at least $1,042.86 of your own money between 1 July and 30 June (the KiwiSaver year), and your taxable income must be $180,000 or less. Both the match rate and the income cap are the post-Budget-2025 rules; you may still find the old, more generous figures ($521, no income cap) quoted around the internet.

Viewed as a return: $1,042.86 in, $260.72 free on top, every year. It's not the 3.5% an employer added, but it's the best guaranteed match available to a self-employed person, and it takes one automatic payment to collect.

How to contribute without payroll

Self-employed members contribute directly: either through your KiwiSaver provider (most support one-off and recurring payments) or via Inland Revenue. The setup that works is the one that removes the decision: an automatic payment of $21 a week, or roughly $87 a month, clears the $1,042.86 line by June without a March scramble. Check your total before 30 June each year; providers show the running KiwiSaver-year figure.

Mind the June deadline

The KiwiSaver year ends 30 June, out of step with the tax year. Contributions after that date count toward next year's match, so a lump sum in early July collects nothing for the year just ended. If you're topping up manually, do it well before late June; provider processing takes days.

Where it fits in contractor money

KiwiSaver sits behind the non-negotiables. GST, income tax, and ACC are debts; the set-aside system covers those first. The government match is the next dollar well spent after them, and beyond the $1,042.86 the question becomes ordinary financial planning: KiwiSaver locks money to retirement (or a first home), and contractors with uneven income often value accessible savings more than extra locked contributions. That trade is yours to make, ideally with advice.

How Coffer helps

Coffer keeps the tax side honest so the KiwiSaver decision is made with real numbers: the dashboard shows what's actually yours to spend after GST, income tax, and ACC are ringfenced, which is the honest base for deciding what a weekly contribution costs you. A locked potalso works as a holding bay if you'd rather sweep a KiwiSaver top-up once a quarter than automate a weekly payment.

References

  • Getting the KiwiSaver government contribution · Inland Revenue Department · accessed 16 Jul 2026
  • KiwiSaver changes · Inland Revenue Department · accessed 16 Jul 2026
  • KiwiSaver (Budget 2025 at a glance) · The Treasury · accessed 16 Jul 2026

Let Coffer take care of this for you.

Coffer is an invoicing tool for NZ contractors that ringfences GST, income tax, and ACC from every payment as it lands, so you always know what's actually yours to spend.

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On this page

  • What stops
  • The government contribution
  • How to contribute
  • Where it fits
  • How Coffer helps

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