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Court of Criminal Appeal 22 November 2006

TUIGAMALA v REGINA

[2006] NSWCCA 380

Homicide
CRIMINAL LAW APPEAL AGAINST CONVICTION MURDER FRESH EVIDENCE FITNESS TO BE TRIED PSYCHOLOGICAL ASSESSMENT

Citation: Tuigamala v Regina [2006] NSWCCA 380
Court: NSW Court of Criminal Appeal
Date: 22 November 2006
Judge(s): McClellan CJ at CL; James J; Hislop J

Background

The appellant was convicted of murder following an incident in the early hours of 6 September 2003 at a hotel in Campbelltown. The Crown alleged that after knocking the deceased to the floor, the appellant kicked him once to the face with considerable force while wearing boots. The deceased died within minutes from facial injuries obstructing his airways.

The trial proceeded before Wood CJ at CL and a jury in the Supreme Court. The jury returned a guilty verdict, and the appellant was sentenced to a non-parole period of 20 years with a total term of 26 years. The defence case at trial was that the Crown could not establish the requisite mental element, namely an intention to inflict grievous bodily harm, particularly given the appellant's spontaneous actions and significant alcohol consumption at the time.

Prior to trial, the appellant was assessed by a psychiatrist at Parklea Detention Centre to evaluate his intellectual capacity and fitness to be tried. That assessment process was conducted in a compromised environment, and the assessor himself later acknowledged the results may not have been reliable. The appellant, who is of Samoan origin, also experienced difficulties communicating in English throughout the trial proceedings.

  • Whether fresh expert evidence obtained after conviction raised a real possibility that the appellant was unfit to be tried at the time of his trial
  • Whether the existence of conflicting expert opinions on the appellant's intellectual capacity was sufficient to establish a possible miscarriage of justice
  • What the appropriate procedural course is when an appellate court is confronted with unresolved fitness questions raised for the first time on appeal

Decision

The central question on appeal became whether the appellant was fit to be tried within the meaning of the Mental Health (Criminal Procedure) Act 1990. Fresh neuropsychological and psychological assessments commissioned by both the appellant and the Crown were admitted into evidence before the Court of Criminal Appeal. Most assessors who had examined the appellant since the trial concluded that his intellectual capacity fell at the lowest end of any identifiable range, suggesting intellectual impairment.

The difficulty in reaching a firm conclusion was compounded by the appellant's Samoan background and limited English fluency. It was unclear whether poor test results reflected genuine intellectual impairment or linguistic unfamiliarity. The Court noted conflicting expert opinions, with some assessors clearly expressing the view that the appellant was unfit to stand trial, while others disagreed.

McClellan CJ at CL held that resolving this conflict was not a task for the appellate court. The proper forum for that factual determination was a fitness hearing at a new trial. Importantly, the Court reasoned that because the alleged impairment related to the appellant's fundamental intellectual capacity rather than a deteriorating condition, there was no basis to assume his capacities had materially changed between the time of trial and the later assessments.

Applying the principle confirmed in R v Rivkin, the Court held that the existence of a real possibility of a miscarriage of justice was sufficient to require intervention. Because some expert opinions clearly stated the appellant was unfit, and those opinions remained unresolved, the Court had no alternative but to quash the conviction and order a new trial at which fitness would be formally investigated.

Orders Made

  • Appeal upheld
  • Conviction quashed
  • New trial ordered

Key Takeaways

  • Where credible expert evidence raises a genuine possibility that an accused was unfit to stand trial, a conviction may be quashed even if the fitness question only emerges on appeal through fresh evidence.
  • The Court of Criminal Appeal confirmed the approach in R v Rivkin: where there is a possibility of miscarriage arising from possible unfitness, the appropriate course is to quash the conviction and order a new trial, not to remit the matter to a lower court for a fitness hearing before returning to the appeal.
  • A pre-trial fitness assessment does not foreclose later challenge. Where that assessment was conducted in compromised circumstances and the assessor subsequently acknowledged its limitations, fresh evidence may displace its conclusions.
  • Conflicting expert opinions on fitness did not require the appellate court to resolve the dispute itself. The existence of unresolved conflict, including clear opinions of unfitness, was sufficient to establish the necessary possibility of miscarriage.
  • Where intellectual impairment is the basis for a fitness challenge, courts may draw the inference that the impairment existed at the time of trial if there is no evidence of subsequent deterioration, and the condition appears to be a longstanding feature of the accused's capacity.

Legislation and Cases Referenced

Legislation
- Mental Health (Criminal Procedure) Act 1990 (NSW), s 11

Cases
- R v Rivkin (2004) NSWCCA 7; (2004) 59 NSWLR 284
- R v RTI (2003) 58 NSWLR 438
- R v Kent (NSWCCA, unreported, 25 September 1996)