R v Devries

In R v Devries, the Full Court of the Supreme Court of South Australia considered an appeal against sentence for drug offences. The Crown argued that despite the sentencing judge's description of the non-parole period as "modest," the period itself was within the proper exercise of discretion, and a lower period would risk undermining deterrence.

The central legal issue before the Full Court was whether an error had occurred in the sentencing process, specifically concerning the determination of the non-parole period, which would warrant appellate intervention. The Court was required to assess whether the sentencing judge had proceeded on an incorrect basis or if an error in the sentencing process had led to a miscarriage.

The Court found it difficult to pinpoint the precise error but concluded that the non-parole period fixed was plainly unreasonable or unjust. It noted that the sentencing judge did not adequately explain the basis for setting the non-parole period and that considerations relevant to the head sentence may have unduly influenced it. The fact that the sentencing judge did not differentiate between co-accused and foreshadowed a "modest" non-parole period for one of them led the Court to the "irresistible conclusion" that the non-parole period did not bear the intended relationship to the head sentence. Crucially, the Court determined that the fixed non-parole period did not reflect the matters relevant to the sentencing exercise, constituting an error of principle or a manifest injustice.