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Types of cover

Partial disability benefits

Most claims do not end with a sudden return to full-time work. The partial disability benefit is what pays while you are back on reduced hours or reduced duties, and the formula matters.

Last reviewed 4 September 2026 · Written and checked by the Best Life Insurance editorial team · How we get paid

In short

  • A partial benefit pays when you can work in a reduced capacity but not fully.
  • The usual formula compares your pre-disability income to your current income and pays a proportion of the full benefit.
  • Some policies require a period of total disability first before a partial claim can start.
  • Others pay partial benefits from the outset, which suits a gradual onset of illness.
  • Returning to work part-time can end a claim entirely on a poorly drafted policy — check before you go back.
  • Rehabilitation and return-to-work support is often available and rarely asked about.

What this is, plainly

Disability is rarely binary. Someone recovering from major surgery, a stroke or a serious illness typically returns in stages — two days a week, then three, then full hours with reduced responsibility. The partial disability benefit is the provision that keeps money flowing during that period, and it does more work in practice than the total disability definition does.

The standard calculation is proportional. The insurer compares your pre-disability income with what you are earning now, expresses the shortfall as a fraction, and pays that fraction of your full monthly benefit. Earn 40% of your former income and you receive 60% of the benefit.

The provisions that vary are the entry conditions. Some policies require you to have been totally disabled for the whole waiting period before a partial claim can begin, which excludes anyone whose condition reduced their capacity gradually rather than stopping them outright. Others allow a partial claim from the start. For a self-employed person with a slowly worsening condition, that distinction can decide whether there is a claim at all.

How a partial benefit is calculated

  1. 1The insurer establishes your pre-disability income under the policy’s definition.
  2. 2It establishes your current earnings while working in a reduced capacity.
  3. 3The proportion of income lost is calculated: pre-disability income less current income, divided by pre-disability income.
  4. 4That proportion is applied to your full monthly benefit.
  5. 5Offsets — ACC, other cover, some other payments — are applied to the result.
  6. 6The benefit continues to be recalculated as your earnings change, until you return to full capacity or the benefit period ends.

Not sure what cover you actually need?

That is the question an adviser is there to answer. Tell us your situation and a licensed New Zealand adviser will compare the market and come back with a written recommendation — including where you can cut cover you do not need.

No cost to you and no obligation. General information only — not personalised financial advice.

What to watch for

These are the details that decide whether the cover does what you expected. Read them before you compare on price.

  • Whether a period of total disability is required before a partial claim can begin.
  • Whether the test is loss of income, loss of hours, or inability to perform some duties.
  • How pre-disability income is established for the partial calculation.
  • Whether there is a minimum percentage of income loss before a partial benefit is payable.
  • Whether the partial benefit period is shorter than the total disability benefit period.
  • What rehabilitation, retraining or return-to-work benefits the policy includes.

Where an adviser makes a difference

Every New Zealand insurer writes income protection in new zealand to its own wording, and the words are where the money is. Two policies that look identical on price can pay very differently when it matters. Closing that gap is the entire job of an adviser.

  • Entry conditions for partial claims are one of the least standardised parts of income protection wordings.
  • For people with gradually worsening conditions, a policy that pays partial benefits without prior total disability is materially better cover.
  • An adviser can manage the conversation with the insurer before a graduated return to work, which avoids accidental termination of a claim.
  • Rehabilitation and workplace modification benefits are often included and almost never claimed, because nobody knows they are there.

There are three ways to buy life cover in New Zealand, and they are not equivalent. You can buy direct from one insurer, which means you see one product range and one underwriting appetite. You can buy through your bank, which usually means a single insurer’s product sold under the bank’s brand, often with narrower definitions. Or you can go through an adviser, who quotes several insurers at once and is required to put your interests first.

The premium you pay is the same either way. Insurers build adviser commission into their pricing whether or not an adviser is involved, so going direct does not get you a discount — it just removes the person whose job is to argue your corner at application and at claim time.

  • An adviser can see which insurer is currently taking your health history on standard terms, and which one will load or exclude it.
  • An adviser can structure cover across two insurers if that produces a better outcome than putting everything with one.
  • An adviser handles the underwriting back-and-forth, and is the person who chases the claim when a family is least able to.
  • An adviser has to document why the recommendation suits you, which is a written record you can hold them to.

What happens if you get in touch

We are a referral service, not an insurer. We do not quote premiums and we do not sell policies. What we do is put you in front of one licensed New Zealand adviser who can compare the market properly.

  1. 1

    You tell us what you are looking at

    The form takes about a minute. Nobody asks for your medical history on a web form — that conversation happens with the adviser, properly, and only once you have decided to proceed.

  2. 2

    An adviser calls you

    A licensed New Zealand adviser talks through your situation: who depends on you, what you owe, what you already have in place, and what you are actually worried about.

  3. 3

    They compare the market

    The adviser quotes across the major insurers, checks which of them will take your health history on the best terms, and puts the options side by side in writing.

  4. 4

    You decide, in your own time

    There is no obligation and no cost to you. If the answer is that you already have enough cover, a good adviser will tell you that.

Frequently asked questions

What is a partial disability benefit on income protection?

A reduced benefit paid while you can work in a limited capacity but not fully. The insurer compares your current earnings with your pre-disability earnings and pays the corresponding proportion of your full monthly benefit.

Do I have to be totally disabled first to claim a partial benefit?

On many policies yes — a period of total disability through the waiting period is required before a partial claim can start. Others allow a partial claim from the outset. If your condition is likely to reduce your capacity gradually, this is the clause to check first.

How is a partial income protection benefit calculated?

Usually as the proportion of income you have lost. If you are earning 40% of your former income, the insurer pays 60% of your full monthly benefit, before any offsets are applied. The definition of income used in that comparison is set out in the policy.

Will going back to work part-time end my income protection claim?

It should not, if the partial disability provision applies cleanly — but wordings differ and some are less generous than others. Speak to the insurer or your adviser before changing your work pattern, so the transition is handled as a partial claim rather than a recovery.

Does income protection pay for retraining or workplace changes?

Many New Zealand policies include rehabilitation, retraining or workplace modification benefits, sometimes with a specific dollar limit. They are frequently unused because claimants do not know they exist. Ask what your policy offers when a return to work is being planned.

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