Case Details
- Citation: [2018] SGCA 62
- Case Number: Criminal Appeals Nos 48 and 49 of 2017
- Date of Decision: 03 October 2018
- Court: Court of Appeal of the Republic of Singapore
- Coram: Sundaresh Menon CJ; Tay Yong Kwang JA; Steven Chong JA
- Parties: Zainal bin Hamad (Appellant); Public Prosecutor (Respondent); Rahmat bin Karimon (co-accused)
- Procedural History: Appeal from the High Court decision in [2018] SGHC 1
- Judgment Length (as provided): 18 pages, 10,937 words
- Judges’ Role: Sundaresh Menon CJ delivered the grounds of decision of the court
- Counsel:
- For Zainal bin Hamad (Criminal Appeal No 48 of 2017): Peter Keith Fernando (Leo Fernando), Loo Khee Sheng (K S Loo & Co), and Khoo Shuzhen Jolyn (Kelvin Chia Partnership)
- For Rahmat bin Karimon (Criminal Appeal No 49 of 2017): Chan Tai-Hui, Jason Leong Yi-Ming (Allen & Gledhill LLP), Daniel Chia Hsiung Wen, and Eugene Lee (Morgan Lewis Stamford LLC)
- For the Public Prosecutor (both appeals): Muhamad Imaduddien, Chin Jincheng, and Shenna Tjoa (Attorney-General’s Chambers)
- Legal Area: Criminal Law — Statutory offences
- Statutes Referenced: Interpretation Act; Misuse of Drugs Act (Cap 185, 2008 Rev Ed) (“MDA”)
- Key Statutory Provisions: MDA ss 5(1)(a), 17, 18(1), 18(2), 33(1)
- Cases Cited (as provided): [2011] SGCA 38; [2018] SGHC 19; [2018] SGCA 62; [2018] SGHC 1
Summary
Zainal bin Hamad v Public Prosecutor and another appeal [2018] SGCA 62 concerned convictions for trafficking in diamorphine under s 5(1)(a) of the Misuse of Drugs Act (Cap 185, 2008 Rev Ed). Following a joint trial, Zainal bin Hamad and Rahmat bin Karimon were each convicted of trafficking in not less than 53.64g of diamorphine and were sentenced to death by the High Court because no certificate of substantive assistance was issued. Both appealed against their convictions.
The Court of Appeal dismissed both appeals. It upheld the High Court’s findings that each appellant had the requisite possession and knowledge, and that the statutory presumptions in ss 17 and 18 of the MDA applied and were not rebutted. The court also used the occasion to provide guidance on how the Prosecution and Defence should approach cases where multiple presumptions under the MDA may appear to be engaged, emphasising that some presumptions cannot operate together in the same case.
What Were the Facts of This Case?
The case arose from the transportation of a package containing diamorphine. The drugs were found in a “green bag”, and the quantity involved was not less than 53.64g of diamorphine. Zainal and Rahmat were charged with trafficking. Although both were physically involved in handling the green bag at various points, each sought to distance himself from the offence by advancing a narrative that he was merely acting on instructions from another person and did not know the true nature of what he was handling.
Both appellants claimed that they were dealing with, or acting on, instructions from a third party. Rahmat said he was dealing with a person he called “Kanna”, while Zainal said he was dealing with a person he called “Samba”. In both accounts, the third party or parties were said to be responsible for arranging the transport of the drug package.
Rahmat’s account was that Kanna instructed him to deliver the green bag to someone called “Bai”. Rahmat further claimed that he believed the bag contained medicines. He said that his role was to deliver the package and, importantly, to collect a sum of $8,000 that he believed was repayment due to Kanna from an earlier unrelated illegal moneylending transaction, rather than payment for medicines. On this basis, Rahmat maintained that he did not know the bag contained diamorphine.
Zainal’s account differed in emphasis but was similarly structured around ignorance and intermediary arrangements. Zainal said he was a former drug dealer who wanted to move into dealing in uncustomed cigarettes. He claimed that, as his first step, he asked Samba to arrange delivery of 200 cartons of uncustomed cigarettes. He said that 20 cartons would be delivered first and that he would pay $8,000 for the entire shipment. Zainal maintained that he knew immediately that the green bag did not contain cigarettes, but he claimed he paid the $8,000 as an advance for future delivery of cigarettes. He also asserted that he never truly took delivery of the green bag; rather, he said the bag was left with him incidentally and was later moved behind pallets in the warehouse so that he could retrieve it later and return it to Rahmat, whom he expected would eventually bring the cigarettes. Zainal also said he was uncomfortable throughout, believing they might be under surveillance by law enforcement officers.
What Were the Key Legal Issues?
The appeals raised two interrelated legal issues under the MDA. First, the court had to determine whether the Prosecution proved the fact of “possession” of the controlled drug by each appellant, as required for the operation of the presumptions in s 18. For Zainal, the central contention was that he was not in possession of the drugs because he did not “take delivery” of the green bag and, alternatively, he did not know of the existence of the controlled drug.
Second, the court had to consider whether the statutory presumptions—particularly the presumption of knowledge under s 18(2) and the presumption of trafficking under s 17—were engaged and, if engaged, whether they were rebutted. For Rahmat, the focus was primarily on knowledge: he argued that he believed the bag contained medicines and therefore did not know the nature of the drugs. For Zainal, the focus was both possession and knowledge, and he further argued that even if possession was established, the presumption of knowledge should have been rebutted.
Finally, the Court of Appeal addressed a broader doctrinal point: how to approach cases where presumptions in ss 17 and 18 might potentially be applicable. The court indicated that it was “clear that at least some of these presumptions cannot operate together in the same case”, and it provided guidance to ensure that the parties do not proceed on an incorrect understanding of how the presumptions interact.
How Did the Court Analyse the Issues?
The Court of Appeal began by setting out the High Court’s findings. For Zainal, the High Court found that he had actual possession of the drugs because he was in control of the green bag containing the diamorphine. The High Court rejected the argument that Zainal’s act of placing the bag behind pallets removed his control, reasoning that Zainal intended to return to the bag at some point. The High Court further held that the presumption of possession under s 18(1) applied and was not rebutted on the same basis.
On knowledge, the High Court found that once possession was established, the presumption of knowledge under s 18(2) applied. The High Court did not accept Zainal’s defence that he was expecting delivery of cigarettes. It considered Zainal’s actions incongruous with someone who expected to receive cigarettes but knew from the moment he met Rahmat that Rahmat did not appear to have the 20 cartons of cigarettes with him. The High Court also concluded that these factors supported a finding of actual knowledge of the nature of the drugs, including wilful blindness.
On trafficking, the High Court held that Zainal possessed the drugs for the purpose of trafficking. It relied on the quantity of diamorphine, which was more than triple the quantity that attracts capital punishment, and on the absence of any credible explanation for why Zainal would have such a quantity. The High Court also stated that, in any event, the presumption of trafficking under s 17 would have applied based on the findings of actual knowledge and possession, and that presumption was not rebutted.
For Rahmat, the High Court’s reasoning similarly turned on knowledge. Physical possession was not in issue; Rahmat accepted that he was in possession of the green bag. His primary defence was that he did not know the nature of the drugs. The High Court found that Rahmat had actual knowledge, including wilful blindness, that the green bag contained diamorphine. Alternatively, it held that the presumption of knowledge under s 18(2) applied and was not rebutted.
In rejecting Rahmat’s claim that he thought the bag contained medicines, the High Court considered it significant that Rahmat had insufficient basis to trust Kanna. The relationship was described as brief, and it was not likely that delivery of medicines on such a small scale would have enabled Rahmat to obtain a substantial loan repayment of $8,000. The High Court also noted discrepancies between Rahmat’s statements to the Central Narcotics Bureau (CNB) and his testimony in court on key aspects, including what he thought the bag contained and whether he had received payment for the delivery. These inconsistencies undermined the credibility of his claimed belief.
On appeal, Zainal’s arguments on possession and knowledge were anchored in the Court of Appeal’s earlier decision in Sim Teck Ho v PP [2000] 2 SLR(R) 959. Zainal relied on the proposition that to prove possession, the Prosecution must show not only physical control but also knowledge of the existence of the package, with the knowledge requirement referring to knowledge of “the thing” rather than knowledge of the drug’s name or nature. The Court of Appeal reviewed the relevant authorities, including Warner v Metropolitan Police Commissioner [1969] 2 AC 256, as adopted in Sim Teck Ho, to clarify that requiring full knowledge of the name and nature of the drug would impair the efficacy of the statutory scheme.
Applying these principles, the Court of Appeal rejected Zainal’s attempt to reframe the possession inquiry as requiring proof that he knew the drugs’ nature. The court accepted that possession requires knowledge of the existence of the controlled drug, not necessarily knowledge of its name or qualities. However, on the facts, the court upheld the High Court’s conclusion that Zainal had control over the green bag and that the statutory presumptions were engaged. Zainal’s conduct—particularly his immediate awareness that the bag did not contain cigarettes, his handling of the bag, and his explanations for the $8,000 payment—supported the inference that he knew of the existence of the controlled drug and, in any event, that he was wilfully blind to its nature.
The Court of Appeal also addressed the presumption of trafficking. Even though Zainal did not appeal the High Court’s finding that he possessed the drugs for the purpose of trafficking, the Court of Appeal nevertheless observed that the evidence supported that finding. It held that the quantity of diamorphine and the lack of credible explanation were sufficient to establish trafficking intent, and the statutory presumption under s 17 was not rebutted.
Importantly, the Court of Appeal used the case to provide guidance on the interaction between the presumptions in ss 17 and 18. It emphasised that while presumptions can be powerful tools for the Prosecution, they must be applied consistently with the statutory structure. The court noted that it was “clear that at least some of these presumptions cannot operate together in the same case”. This guidance is significant for both sides because it affects how arguments are framed: parties must not assume that every presumption can be invoked simultaneously without regard to the logical and statutory constraints governing their operation.
What Was the Outcome?
The Court of Appeal dismissed both Criminal Appeals Nos 48 and 49 of 2017. It affirmed the High Court’s convictions for trafficking in not less than 53.64g of diamorphine under s 5(1)(a) of the MDA and upheld the mandatory death sentences imposed under s 33(1), given that no certificate of substantive assistance was provided.
Practically, the decision confirms that where possession and knowledge can be inferred from control and surrounding circumstances, and where the statutory presumptions are engaged and not rebutted, appellate courts will uphold convictions even where an accused advances an intermediary-instructions narrative and claims ignorance of the drug’s nature.
Why Does This Case Matter?
Zainal bin Hamad v Public Prosecutor and another appeal [2018] SGCA 62 matters for its reaffirmation of the doctrinal approach to “possession” in drug cases. By drawing on Sim Teck Ho and Warner, the Court of Appeal reinforced that possession under the MDA does not require proof that the accused knew the drug’s name or qualities. Instead, the Prosecution must prove physical control and knowledge of the existence of the controlled drug. This distinction is crucial for practitioners because it shapes how defence arguments on “ignorance” should be evaluated.
The case also illustrates how courts assess credibility where an accused claims to have believed the package contained something else (medicines or cigarettes). The Court of Appeal’s analysis shows that courts will scrutinise the plausibility of the accused’s story, the basis for trust in intermediaries, the coherence of the accused’s conduct, and inconsistencies between CNB statements and trial testimony. These factors often determine whether the statutory presumptions are rebutted.
Finally, the court’s guidance on the presumptions in ss 17 and 18 is of direct practical value. Defence counsel and prosecutors must ensure that their submissions reflect the correct legal framework for how presumptions operate. Misapprehension of how presumptions interact can lead to flawed arguments, unnecessary evidential disputes, and avoidable appellate issues.
Legislation Referenced
- Misuse of Drugs Act (Cap 185, 2008 Rev Ed), ss 5(1)(a), 17, 18(1), 18(2), 33(1) [CDN] [SSO]
- Interpretation Act (as referenced in the judgment)
Cases Cited
- Sim Teck Ho v Public Prosecutor [2000] 2 SLR(R) 959
- Warner v Metropolitan Police Commissioner [1969] 2 AC 256
- Tan Ah Tee v Public Prosecutor [1979–1980] SLR(R) 311
- PP v Rahmat bin Karimon and another [2018] SGHC 1
- [2011] SGCA 38
- [2018] SGHC 19
- [2018] SGCA 62
- [2018] SGHC 1
Source Documents
This article analyses [2018] SGCA 62 for legal research and educational purposes. It does not constitute legal advice. Readers should consult the full judgment for the Court's complete reasoning.