A total effective sentence of 4 years' imprisonment for 21 counts of dealing in methylamphetamine as a street-level dealer, including possession of 20.9g at 6% purity, was held not to infringe the totality principle. Self-induced mental illness from long-term drug use does not generally mitigate drug dealing offences, and the burden lies on the offender to prove on the balance of probabilities that mental impairment reduced culpability.
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