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Public Prosecutor v Rahmat bin Karimon and another [2018] SGHC 01

In Public Prosecutor v Rahmat bin Karimon and another, the High Court of the Republic of Singapore addressed issues of Criminal law — Statutory offences, Statutory interpretation — Construction of statute.

Case Details

  • Citation: [2018] SGHC 01
  • Title: Public Prosecutor v Rahmat bin Karimon and another
  • Court: High Court of the Republic of Singapore
  • Date of Decision: 02 January 2018
  • Case Number: Criminal Case No 35 of 2017
  • Judge: Aedit Abdullah J
  • Coram: Aedit Abdullah J
  • Plaintiff/Applicant: Public Prosecutor
  • Defendant/Respondent: Rahmat bin Karimon and another
  • Defendants (names): Rahmat Bin Karimon; Zainal Bin Hamad
  • Legal Areas: Criminal law — Statutory offences; Statutory interpretation — Construction of statute
  • Statutes Referenced: Misuse of Drugs Act (Cap 185, 2008 Rev Ed) — ss 5(1)(a), 5(2), 18(1), 18(2), 33(1); Criminal Procedure Code (Cap 68, 2012 Rev Ed) — ss 143, 144, 145(1)(b), 267(1); First Schedule to the Misuse of Drugs Act (Class A controlled drug)
  • Procedural Context: Joint trial; conviction following joint trial; mandatory minimum sentence of death imposed due to no certificate of substantive assistance
  • Representation (Prosecution): Muhamad Imaduddien and Kenneth Kee (Attorney-General’s Chambers) for the Public Prosecutor
  • Representation (First Defendant): Aw Wee Chong Nicholas (Clifford Law LLP) and Prasad s/o Karunakarn (K Prasad & Co) for Rahmat
  • Representation (Second Defendant): Peter Keith Fernando (Leo Fernando) and Jeeva Arul Joethy (Hilborne Law LLC) for Zainal
  • Judgment Length: 27 pages, 13,003 words
  • Related Appellate Note: Appeals in Criminal Appeals Nos 48 and 49 of 2017 dismissed by the Court of Appeal on 11 September 2018 (see [2018] SGCA 62)

Summary

In Public Prosecutor v Rahmat bin Karimon and another [2018] SGHC 01, the High Court (Aedit Abdullah J) convicted both accused persons of trafficking in a Class A controlled drug under s 5(1)(a) of the Misuse of Drugs Act (Cap 185, 2008 Rev Ed) (“MDA”), punishable under s 33(1). The court imposed the mandatory minimum sentence of death on both defendants because no certificate of substantive assistance was provided.

The case turned on the operation of statutory presumptions under the MDA, particularly the presumptions of possession and knowledge of the nature of the drugs under ss 18(1) and 18(2). The court found that neither defendant successfully rebutted the presumptions. It also held that, on the evidence, the defendants’ explanations were not credible and that the circumstances supported findings of wilful blindness or actual knowledge, as well as possession for the purpose of trafficking.

What Were the Facts of This Case?

The defendants were charged in relation to events occurring on 27 May 2015 at IKEA, 60 Tampines North Drive 2, Singapore. Rahmat bin Karimon (“Rahmat”), a 28-year-old Malaysian national, was charged with trafficking in a Class A controlled drug by delivering three packets containing not less than 1381.7g of granular/powdery substance, which was later analysed and found to contain not less than 53.64g of diamorphine (heroin). The charge was brought under s 5(1)(a) of the MDA and punishable under s 33(1).

Zainal bin Hamad (“Zainal”), a 40-year-old Singaporean, faced multiple charges, but the prosecution proceeded on one charge relating to trafficking by having in possession for the purpose of trafficking three packets containing not less than 1381.7g of granular/powdery substance, later found to contain not less than 53.64g of diamorphine. The charge was framed as s 5(1)(a) read with s 5(2) of the MDA, punishable under s 33(1).

An agreed statement of facts (“ASOF”) was tendered under s 267(1) of the Criminal Procedure Code (Cap 68, 2012 Rev Ed) (“CPC”). The undisputed facts showed that Rahmat was employed as a “runner” for a person known as “Kanna”, who was involved in money-lending. Rahmat had known Kanna for less than two months prior to his arrest. On 27 May 2015, Rahmat entered Singapore from Malaysia via Woodlands Checkpoint in a car with his wife and three children. He was instructed by Kanna to meet a male subject known as “Bai” (who was still at large), and Bai instructed him to meet Zainal at IKEA.

Rahmat left his family at Rochor Road and took a taxi alone to IKEA, carrying a green bag (“the Bag”). When Rahmat arrived, Zainal was already at IKEA because he worked there as a warehouse assistant. Rahmat called Zainal when he reached IKEA, and after about 10 to 15 minutes Zainal proceeded to Rahmat’s location on the fourth floor. They then moved to the staircase on the second level, with Rahmat still carrying the Bag. Zainal did not ask about the Bag or its contents until they were about to leave the fourth level. At about 8.35pm, Zainal passed S$8,000 to Rahmat. Rahmat placed the Bag at the staircase landing in front of Zainal and then left, returning to his family and driving to Woodlands Checkpoint, where both Rahmat and his wife were arrested by CNB officers.

During the arrest, Rahmat’s wife was searched and S$8,000 was found hidden in her bra. The ASOF indicated that Rahmat had given the money to his wife and instructed her to hide it. After Rahmat placed the Bag in front of Zainal, Zainal did not immediately pick it up. Instead, he walked around IKEA and was observed entering and exiting a side door multiple times. No one else came into contact with the Bag. At around 9.23pm, Zainal picked up the Bag and placed it behind a stack of pallets in a warehouse on the second floor of IKEA. Around this time, Zainal asked a colleague whether the colleague could cover his work if he went off early. At about 9.25pm, CNB officers entered the warehouse and arrested Zainal. Zainal led the officers to where he had placed the Bag. The Bag was opened in his presence and contained a towel and a red plastic bag containing three packets of granular/powdery substance. The substance was found to contain not less than 53.64g of diamorphine.

Neither Rahmat nor Zainal was authorised under the MDA or the Regulations made thereunder to traffic or possess a controlled drug. The prosecution’s case therefore relied on the statutory framework governing trafficking offences and the presumptions relating to possession and knowledge.

The first key issue was whether the statutory presumptions under the MDA applied and, if so, whether they were rebutted. Specifically, the prosecution relied on the presumptions of possession and knowledge of the nature of the drugs under ss 18(1) and 18(2) of the MDA. The court had to determine whether the evidence showed that these presumptions arose on the facts and whether the defendants’ explanations were sufficient to rebut them.

A second issue concerned the defendants’ mental state. Even if the presumptions were engaged, the court had to assess whether the defendants were wilfully blind or had actual knowledge of the nature of the drugs. This required an evaluation of the credibility of the defendants’ accounts, the plausibility of their asserted beliefs, and the surrounding circumstances indicating awareness.

A third issue related to the “purpose of trafficking” element for Zainal’s charge framed under s 5(1)(a) read with s 5(2). The court needed to decide whether the quantity and circumstances supported an inference that the drugs were possessed for trafficking rather than for some other purpose.

How Did the Court Analyse the Issues?

The court began by addressing the statutory structure of the trafficking offence and the evidential presumptions in the MDA. The prosecution’s primary submission was that the presumptions under ss 18(1) and 18(2) applied to both defendants and remained unrebutted. The court accepted that the presumptions were engaged on the facts, consistent with the approach in Obeng Comfort v Public Prosecutor [2017] 1 SLR 633 (“Obeng Comfort”) at [39]–[40]. This meant that the burden shifted to each defendant to rebut the presumption of knowledge of the nature of the drugs.

For Rahmat, the defence was that he did not know he was transporting controlled drugs and believed he was transporting medicinal products. The court examined whether Rahmat’s asserted belief could rebut the presumption under s 18(2). It found that Rahmat’s explanation—that he thought he was bringing in food or medicinal products—was not credible in light of the surrounding circumstances. The court emphasised that rebutting the presumption requires more than a bare denial; it requires evidence capable of raising a reasonable doubt as to knowledge of the nature of the drugs. Here, the court considered Rahmat’s account implausible and inconsistent with the operational realities of the transaction, including the manner of delivery, the secrecy, and the lack of a credible basis for trusting Kanna.

Rahmat also argued that he was entitled to trust Kanna because he had known Kanna for about two months, which he contrasted with the shorter period found sufficient in Harven a/l Segar v Public Prosecutor [2017] 1 SLR 771 (“Harven”) to establish a relationship of trust. The court’s analysis, however, was not limited to the duration of acquaintance. It assessed whether the circumstances justified reliance and whether Rahmat had taken reasonable steps to ascertain what he was carrying. The court found that Rahmat’s conduct did not demonstrate genuine trust in a lawful context, and it treated the surrounding circumstances as sufficiently suspicious that a reasonable person would have made further inquiries or would have had a more credible basis for believing the items were medicinal.

On the question of wilful blindness, the court considered whether Rahmat deliberately avoided confirming the nature of the Bag. The prosecution argued that Rahmat was either wilfully blind or had actual knowledge, pointing to the suspicious circumstances and Rahmat’s multiple lies to CNB officers. The court’s reasoning reflected a common approach in MDA cases: where a defendant’s account is not credible and the evidence shows evasive or inconsistent statements, the court may infer knowledge or wilful blindness. Although the extract provided is truncated, the judgment’s structure indicates that the court treated Rahmat’s inconsistent explanations and lying as corroborative of guilt, and it did not accept that he genuinely believed the Bag contained medicinal products.

For Zainal, the defence was that he did not know the contents of the Bag and that he had believed it contained contraband cigarettes rather than heroin. The court assessed whether Zainal rebutted the presumption of knowledge under s 18(2). It found that Zainal failed to articulate what he believed the Bag contained beyond a general denial of knowledge. The court also considered Zainal’s behaviour upon receiving the Bag. Zainal did not immediately pick up the Bag; instead, he walked around and entered and exited a side door multiple times. The court treated this as behaviour consistent with concealment and operational caution rather than innocent handling.

Further, Zainal’s conduct after picking up the Bag—placing it behind pallets in a warehouse and asking a colleague whether he could leave early—supported an inference that he was aware of the illicit nature of what he was handling. When CNB officers arrived shortly thereafter, Zainal led them to the Bag, which the court would have considered in context: it did not negate knowledge, but rather showed familiarity with the location and handling of the Bag. The court therefore concluded that Zainal’s explanation was not sufficient to rebut the presumption and that the evidence supported findings of wilful blindness or actual knowledge.

With respect to the “purpose of trafficking” element, the court relied on the quantity of diamorphine involved and the circumstances of the transaction. The prosecution argued that there were only two plausible explanations for possession of such a large quantity: either Zainal intended to give the Bag to Rahmat for onward distribution, or he intended to sell the drugs to his customers. The court accepted that the quantity and the operational arrangement at IKEA were inconsistent with personal consumption or some non-trafficking purpose. Accordingly, the court found that Zainal possessed the drugs for the purpose of trafficking.

Finally, the court addressed procedural matters, including the joint trial. It was satisfied that the requirements for a joint trial were met under ss 143 and 144 of the CPC, and that consent was expressed through defence counsel and the prosecution under s 145(1)(b). This ensured that the evidence and findings relevant to both defendants could be considered in a coherent manner.

What Was the Outcome?

The High Court convicted both Rahmat and Zainal of trafficking in a Class A controlled drug under s 5(1)(a) of the MDA (with Zainal’s charge framed as s 5(1)(a) read with s 5(2)). Because no certificate of substantive assistance was provided, the court imposed the mandatory minimum sentence of death on both defendants.

In practical terms, the decision affirmed the strict sentencing regime for Class A trafficking offences under the MDA and reinforced the evidential burden on defendants to rebut statutory presumptions of knowledge. The mandatory nature of the sentence meant that once guilt was established and the statutory conditions for substantive assistance were not met, the court had no discretion to impose a lesser penalty.

Why Does This Case Matter?

This case is significant for practitioners because it illustrates how Singapore courts apply the MDA presumptions of possession and knowledge in trafficking prosecutions. The court’s approach demonstrates that defendants’ explanations must be credible, specific, and capable of raising reasonable doubt as to knowledge of the nature of the drugs. General denials or implausible claims that the accused believed the drugs were medicinal products (or some other lawful contraband) are unlikely to rebut the presumption under s 18(2).

From a statutory interpretation and evidential perspective, the judgment reinforces the practical operation of ss 18(1) and 18(2) and the court’s willingness to infer wilful blindness or actual knowledge from surrounding circumstances, including suspicious conduct, concealment behaviour, and inconsistencies in statements to CNB officers. The decision also underscores that “trust” in a third party is not a standalone defence; it must be assessed against the objective context and whether the accused had a reasonable basis for the asserted belief.

For sentencing and case strategy, the mandatory minimum death sentence for Class A trafficking offences remains a central feature. The case therefore highlights the importance of substantive assistance applications and the evidential threshold for obtaining a certificate. Where no certificate is provided, the court’s sentencing discretion is effectively removed, making the trial stage—particularly the rebuttal of presumptions—critical.

Legislation Referenced

  • Misuse of Drugs Act (Cap 185, 2008 Rev Ed): s 5(1)(a); s 5(2); s 18(1); s 18(2); s 33(1)
  • Misuse of Drugs Act (Cap 185, 2008 Rev Ed): First Schedule (Class A controlled drug listing)
  • Criminal Procedure Code (Cap 68, 2012 Rev Ed): s 143
  • Criminal Procedure Code (Cap 68, 2012 Rev Ed): s 144
  • Criminal Procedure Code (Cap 68, 2012 Rev Ed): s 145(1)(b)
  • Criminal Procedure Code (Cap 68, 2012 Rev Ed): s 267(1)

Cases Cited

  • [2011] SGCA 38
  • [2015] SGCA 33
  • [2017] SGCA 39
  • [2017] SGHC 262
  • [2018] SGCA 62
  • [2018] SGHC 1
  • Obeng Comfort v Public Prosecutor [2017] 1 SLR 633
  • Harven a/l Segar v Public Prosecutor [2017] 1 SLR 771

Source Documents

This article analyses [2018] SGHC 01 for legal research and educational purposes. It does not constitute legal advice. Readers should consult the full judgment for the Court's complete reasoning.

Written by Sushant Shukla

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