Matrimonial property and inheritance — New Zealand

Equal sharing of relationship property after three years, and one of the most claimant-friendly inheritance regimes anywhere.

Location map — New Zealand — Matrimonial property and inheritance
New Zealand. Simplified location map — Natural Earth data, public domain.

The legal framework

The Property (Relationships) Act presumes equal sharing after three years, for married, civil union and de facto couples. On death, the Family Protection Act allows spouses, partners, children and some grandchildren to claim where adequate provision was not made, and the Law Reform (Testamentary Promises) Act allows claims for promised rewards for services.

Key points

Relationship propertyEqual sharing after three years, including the family home
Separate propertyInheritances and gifts, if kept separate
Contracting outWritten agreement with independent legal advice on both sides
Family Protection ActSpouses, partners and children can claim inadequate provision — adult children succeed more often than in most countries
Testamentary promisesClaims for promised compensation for services rendered
Estate dutyNone
On deathThe survivor elects between a relationship property claim and taking under the will
Equal sharingRelationship property is presumed shared equally after three years
Family homeAlmost always relationship property, whoever bought it
Economic disparityA court can award compensation where one partner's income prospects suffered
Election on deathA survivor chooses between the Act and the will, within a time limit

In practice

Cost and coverage

Legal fees for agreements and wills; estate claims can consume a significant share of a modest estate.

Recent changes

Law Commission proposals to reform both the relationship property regime and succession law have been made; implementation has been partial.

Where to go

Worth knowing

Disinheriting an adult child is difficult in New Zealand: courts have repeatedly varied wills to provide for children who were left out, even where relations were poor. The family home is relationship property even if one partner owned it before the relationship. That single rule produces most New Zealand disputes.

Official sources and links

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Page checked in September 2026. The instruments cited can change: if in doubt, confirm with the official source given.

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