Section 17(d) of the Matrimonial Causes Act (Chapter 282) is the ground most often relied on where a marriage has become abusive.
Section 17(d)
That, since the marriage, the other party has, during a period of not less than one year, habitually been guilty of cruelty to the petitioner.
| Element | What must be shown |
|---|---|
| Since the marriage | Conduct before the marriage does not count |
| Habitually | A course of conduct, not an isolated act |
| Cruelty | Conduct causing danger to life, limb or health, bodily or mental, or a reasonable apprehension of it |
| To the petitioner | Cruelty to a child or another person is not this ground, though it may bear on constructive desertion |
| One year | The habitual conduct must extend over not less than one year |
The two limits: “habitually” and one year
Section 17(d) requires the other party to have habitually been guilty of cruelty during a period of not less than one year. Both words matter.
That leaves a real gap. A spouse subjected to one grave assault, or to serious violence over a period of months, cannot rely on section 17(d).
Three alternatives exist:
- Section 17(i) — conviction on indictment, within the year before the petition, of attempting to murder or unlawfully kill the petitioner, or an offence involving the intentional infliction of grievous bodily harm on the petitioner or the intent to inflict it. No period of habitual conduct is required — but a conviction is.
- Section 18 — constructive desertion. Conduct giving just cause to live apart, which does cause the other to leave, makes the abuser the deserter. The two-year period then runs.
- Section 17(m) — five years’ separation, which requires no fault at all.
What counts as cruelty
“Cruelty” is left to the general law. It has never been confined to physical violence. The established approach asks whether the conduct was of such a character as to cause danger to life, limb or health — bodily or mental — or to give rise to a reasonable apprehension of such danger.
So sustained humiliation, threats, deprivation, isolation from family, or conduct causing demonstrable injury to mental health can amount to cruelty without any physical assault.
What is cruel is judged against the particular parties — their circumstances, health and temperament — rather than by an abstract standard.
The bars that apply
| Provision | Effect |
|---|---|
| s 27 | Condonation or connivance — an absolute bar on any ground in s 17(a) to (k) |
| s 28 | Collusion with intent to cause a perversion of justice — absolute |
| s 29(b) | The court may refuse where the petitioner has been guilty of cruelty to the respondent |
| s 29(d) | The court may refuse where the petitioner’s habits or conduct conduced or contributed to the ground |
| s 31 | Cruelty is not among the grounds available without leave in the first three years |
A spouse who remains in the household — often because there is nowhere else to go, or because of children — may face an argument that the cruelty was condoned.
Condonation requires forgiveness with knowledge, followed by a genuine restoration of the relationship. Continuing to live under the same roof out of necessity is not the same thing. And section 29(a) recognises that condonation may be revived by later misconduct — further cruelty revives the earlier conduct.
Immediate protection comes from elsewhere
A petition takes time, and section 17(d) requires a year of habitual conduct before it can even be filed. Where there is present danger, the relevant law is not the Matrimonial Causes Act:
- The Family Protection Act 2013, which provides for interim and final protection orders;
- The Criminal Code Act (Chapter 262) offences of assault and grievous bodily harm;
- Where children are exposed to the violence, the Lukautim Pikinini Act 2015 — a child in need of protection, with protection orders available in the Family Court;
- Section 3(2) of the Matrimonial Causes Act preserves the jurisdiction of a court of summary jurisdiction to make separation orders relieving a party of the obligation to cohabit.
Section 96 of the Matrimonial Causes Act also allows the National Court to grant injunctions in a matrimonial cause.
The Family Protection Act 2013 is not currently available on PacLII, so no link is given here.
Sources
- Matrimonial Causes Act (Chapter 282) — ss 3, 17, 18, 27–29, 31, 96
- Criminal Code Act (Chapter 262); Lukautim Pikinini Act 2015; Family Protection Act 2013
Before relying on anything here, read the current text of the Marriage Act (Chapter 280) and check for later amendments. If a decision matters to you, get advice — start with the Office of the Public Solicitor, or find a firm in the law firms directory.