Helping family with money

How to help without putting yourself at risk, and what each way of helping actually commits you to.

Ends with: Help given in a form you understand, with the risk written down rather than assumed.

8 steps
6 calculators
1.3 hours of reading
Not started

Helping family with money is one of the few financial decisions people make without doing any arithmetic, because it feels like a relationship question rather than a financial one. It is both, and the financial half has consequences that outlast the conversation. Going guarantor is not a character reference: it is a legal commitment to repay somebody else debt, often the whole of it rather than a share, and it sits on your own borrowing capacity for as long as it lasts. Gifting a deposit, lending it, and buying a share of the house are three genuinely different things with different tax, different risk and different outcomes if the relationship or the property does not last. This pathway works through each of them, in the order the question usually arises, and then covers the other direction: helping ageing parents manage money, where the practical problem is usually access rather than affordability, and where an enduring power of attorney arranged early is worth more than any amount of good intention later.

Calculate.co.nz is proud to be partnered with Health Based Building, a leader in sustainable and health-conscious building innovation. With over a century of experience, they develop high-performance systems like Foreverbreathe Specification, Magnum Board, and Foreverbreathe Paints to support energy-efficient, non-toxic living environments. Their commitment to healthier homes aligns with our belief that informed choices lead to better outcomes for Kiwi households.
Calculate.co.nz partner: Health Based Building
Advertise on this page
  1. What going guarantor means

    A guarantee is a commitment to repay, not a reference. It usually extends to the whole debt rather than a share, and it counts against your own borrowing capacity for as long as it stands.

  2. Limiting the exposure

    A guarantee can sometimes be capped, secured against one property rather than everything you own, or released once equity reaches a level. None of that happens unless you ask before signing.

  3. Gifting a deposit

    A gift is gone, which is the point and also the risk. Lenders require it in writing as a gift rather than a loan, and that letter has consequences if the relationship later ends.

  4. Lending instead of gifting

    A family loan keeps the money yours and creates a debt the lender must count. Whether it is written down decides what happens if anything goes wrong, and almost nobody writes it down.

  5. Buying together

    Co-ownership splits the deposit and the risk, and needs an agreement covering what happens when one party wants out. Joint tenancy and tenancy in common are not the same thing and the difference matters on death.

  6. When a trust is involved

    Family trusts still hold a great deal of New Zealand property. What they change about control, tax and what can be gifted is worth understanding before assuming the family home is available to help.

  7. What trusts pay now

    Trustee income is taxed at a flat rate, and that rate rose. It changed the arithmetic on holding income-producing assets in a trust rather than personally.

    8 min read
  8. Helping parents manage money

    The practical problem is usually access rather than money: a bank will not discuss an account with you without authority. An enduring power of attorney set up while capacity exists is the thing that prevents this, and it is almost always arranged too late.

    10 min read

When to stop and get someone else

Take independent legal advice before signing a guarantee, and take it separately from the borrower rather than at the same appointment. Lenders often require this precisely because guarantors so often do not understand what they signed. For gifting, lending or co-ownership, a short written agreement drafted by a lawyer costs little against the sums involved and settles what happens if a relationship ends, someone dies, or the property is sold. Community Law offers free advice and Age Concern helps with the elderly banking side.

This pathway is information, not financial advice. Rates, thresholds and rules change; every guide carries the date it was last reviewed.

Ticking a step keeps your place in this browser only. There is no account and nothing is sent anywhere, so clearing your browsing data will clear it too.

Back to all pathways · Browse the full guide library · All property and lending calculators