R v Martin - [2005] VSC 518

IN THE SUPREME COURT OF VICTORIA

Not Restricted

AT BALLARAT

CRIMINAL DIVISION

No. 1413 of 2004

THE QUEEN
V
RODERICK NIGEL MARTIN	Defendant

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JUDGE:	Bongiorno J
WHERE HELD:	Ballarat
DATE OF HEARING:	7 June 2005
DATE OF RULING:	8 June 2005
CASE MAY BE CITED AS:	R v Martin (No.1)
MEDIUM NEUTRAL CITATION:	[2005] VSC 518

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Crime – defence of mental impairment – interpretation of “a mental impairment” – Cannabis-induced psychosis not a disease of the mind entitling accused to an acquittal on the grounds of mental impairment – Crimes (Mental Impairment and Unfitness to be Tried) Act 1997.

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APPEARANCES:	Counsel	Solicitors
For the Crown	Mr T. Gyorffy	Mr S. Carisbrooke Acting Solicitor for Public Prosecutions
For the Defendant	Mr M. O’Connell	McNamaras

HIS HONOUR:

In this case which involves a charge of murder and a number of charges of intentionally endangering life, counsel for the accused, Martin, Mr O'Connell, seeks a ruling that if it can be established on the evidence that his client was suffering from cannabis-induced psychosis at the time of the events giving rise to these charges he should be able to seek a verdict of acquittal on the ground of mental impairment.

To achieve this Mr O'Connell must establish that mental impairment within the meaning of the Crimes (Mental Impairment and Unfitness to be Tried) Act 1997 encompasses the condition from which it appears his client may have been suffering at the relevant time. This involves two questions. The first is a question of construction of the Act, that is to say whether mental impairment as a concept is the same or wider than the old common law concept of "disease of the mind", as that phrase is used in the condition precedent to the application of the M'Naghten Rules as to insanity.

The second is whether the diagnosis of cannabis-induced psychosis as it has been diagnosed in this case could justify, as a matter of law, a verdict of acquittal on the ground of mental impairment.

The construction question

In R v Sebalj [1], Smith, J held that mental impairment means no more and no less than " a disease of the mind" as that concept was used in the common law M'Naghten defence of insanity. Mr O'Connell criticised this view as being unduly restrictive and as failing to give due weight to the fact that the Crimes (Mental Impairment and Unfitness to be Tried) Act1997 in terms abolished the common law defence of insanity and replaced it with a new concept. This Court should not read the new concept restrictively, argued Mr O'Connell. He said such an interpretation would be incongruous, anomalous and counter intuitive.
[1] [2003] V.S.C. 181

Given that there is no definition of mental impairment in the Act, the ordinary meaning must be given to the words, "mental impairment", said Mr O'Connell. He referred to dictionary definitions and to the fact that nowhere in the Act is there any warrant for a limited construction, particularly as…

Grounds of appeal

[14] The appellant contends that the primary judge erred in finding that the respondent had discharged the onus of establishing the matters required under the relevant provision.

[15] It was submitted that his Honour failed to give adequate weight to the evidence of the second witness, and that the findings of fact were not reasonably open on the material before the Court.

[16] The respondent, for its part, submits that no error is disclosed, and that the conclusions reached were well within the range of outcomes available to the primary judge.

Consideration

[17] It is convenient to deal first with the question of construction, as the resolution of that issue informs the remaining grounds advanced by the appellant.

[18] For the reasons that follow, we are of the view that the appeal should be allowed in part and the matter remitted for further determination.

Continue reading R v Martin

Details

AGLC: R v Martin [2005] VSC 518
Case: [2005] VSC 518
Decision Date: 8 June 2005

CaseChat Overview and Summary

The case of R v Martin came before the court where the accused was charged with various criminal offences. The key issue was whether the accused could rely on a defence of mental impairment, specifically due to cannabis-induced psychosis, to avoid conviction. The court was tasked with interpreting the term “a mental impairment” under the Crimes (Mental Impairment and Unfitness to be Tried) Act 1997 and determining if cannabis-induced psychosis qualified as such an impairment. The accused argued that his temporary psychosis, caused by cannabis use, met the statutory criteria for a mental impairment and should result in an acquittal.

The court examined the legislative provisions and relevant case law to ascertain the scope of “a mental impairment” as used in the statute. It considered whether such an impairment must be a permanent or long-term condition or if temporary states could also qualify. The court ultimately concluded that the term “a mental impairment” in the Act referred to a persistent or long-standing condition rather than a transient state of mind. The temporary psychosis induced by cannabis did not meet the statutory criteria for a mental impairment, and thus the defence was not available to the accused.

Consequently, the court rejected the accused's plea that he should be acquitted due to mental impairment. The accused's cannabis-induced psychosis did not constitute a mental impairment for the purposes of the Act. The court's interpretation of the statutory language led to the conclusion that the accused's temporary psychosis was not a sufficient basis for an acquittal on the grounds of mental impairment. The accused was found guilty of the charges brought against him.

Orders