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Supreme Court 9 November 2007

Regina v DN

[2007] NSWSC 1252

Assault & violenceHomicideDomestic & family violence
CRIMINAL LAW: SENTENCE MURDER OF OFFENDER'S STEP SON ATTEMPTED MURDER OF HIS PARTNER CIRCUMSTANCES UNEXPLAINED PRIOR GOOD CHARACTER

Citation: Regina v DN [2007] NSWSC 1252
Court: Supreme Court of New South Wales, Common Law Division (Criminal Jurisdiction)
Date: 9 November 2007
Judge: Hidden J

Background

The offender, a 24-year-old man with no prior criminal history, pleaded guilty to the murder of his partner's 11-year-old son and to causing grievous bodily harm to his partner with intent to murder her. Both offences occurred on the night of 9 July 2006 at the family home at Callala Bay on the New South Wales south coast.

The offender attacked both victims with a knife while intoxicated. His partner survived after emergency surgery; the boy died in hospital shortly after midnight from multiple stab wounds to the head and neck. The offender's one-year-old child, present in the home, was unharmed.

No explanation emerged for the attacks. The relationship between the offender and both victims had, by all accounts, been a positive one. The court described the case as "both appalling and baffling." The offender had a history of heavy drinking, regular marijuana use, and had displayed signs of depression in the months leading up to the offending.

  • What sentence was appropriate for murder and attempted murder, accounting for early pleas of guilty, prior good character, depression, substance abuse, remorse, and the unexplained nature of the offending?
  • What discount should apply to reflect the utilitarian value of early guilty pleas?
  • How should the sentences be structured, including whether to find special circumstances to reduce non-parole periods below the statutory ratio?
  • How should the totality principle be applied to ensure the aggregate sentence reflected the overall criminality without being crushing?

Decision

Hidden J accepted that the offender's depressive illness and substance abuse were relevant mitigating factors, though they did not explain or excuse the attacks. His prior good character and positive relationships within the family made the offending all the more inexplicable. The court noted genuine remorse, supported by the early guilty pleas entered in the Local Court.

A 20 percent reduction was applied to both sentences to reflect the utilitarian value of the guilty pleas. Without those pleas, the court indicated it would have imposed 25 years for the murder and 15 years for the attempted murder. After the discount, those figures became 20 years and 12 years respectively.

The defence submitted that special circumstances existed to justify reducing the non-parole periods below the statutory ratio. Hidden J declined, finding that the statutory ratio, when applied to sentences of this magnitude, already produced a substantial period of parole supervision sufficient to support rehabilitation. The gravity of each offence also required that the non-parole period adequately mark its seriousness.

Applying the totality principle, the sentences were partially accumulated rather than made wholly concurrent or consecutive. The murder sentence was directed to commence five years after the attempted murder sentence began. This produced an aggregate sentence of 25 years with an effective non-parole period of 20 years, the court considering this outcome met both the requirements of denunciation and the prospects of rehabilitation.

Orders Made

  • For causing grievous bodily harm to SC with intent to murder her: imprisonment comprising a non-parole period of eight years (commencing 9 July 2006, expiring 8 July 2014) and a balance of term of four years (commencing 9 July 2014, expiring 8 July 2018).
  • For the murder of R: imprisonment comprising a non-parole period of fifteen years (commencing 9 July 2011, expiring 8 July 2026) and a balance of term of five years (commencing 9 July 2026, expiring 8 July 2031).
  • Aggregate sentence: 25 years imprisonment with an effective non-parole period of 20 years, commencing 9 July 2006, with parole eligibility from 8 July 2026.

Key Takeaways

  • An unexplained motive for serious offending is not a mitigating factor; Hidden J treated the inexplicable nature of the attacks as a significant aggravating feature rather than as a basis for leniency.
  • A 20 percent sentencing discount applied to reflect the utilitarian value of early guilty pleas entered in the Local Court and maintained in the Supreme Court.
  • Where the statutory non-parole ratio, applied to substantial sentences, already produces a lengthy period of parole supervision, a finding of special circumstances is not automatically warranted merely because rehabilitation is a sentencing goal.
  • Partial accumulation of sentences, rather than full concurrency or full consecutiveness, can satisfy the totality principle by ensuring the aggregate reflects overall criminality while remaining proportionate.
  • Depressive illness and substance abuse at the time of offending may be recognised as mitigating factors, but the Supreme Court treated their weight as limited where they do not causally explain the conduct.

Legislation and Cases Referenced

Legislation:
- Crimes (Sentencing Procedure) Act 1999 (NSW), s 21A

Cases cited:
No cases were cited in the text provided.