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Singapore Case Law

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Criminal law [2026] SGCA 23

Low Sze Song v PUBLIC PROSECUTOR

The Court of Appeal dismissed two drug trafficking appeals, upheld the convictions, and confirmed mandatory death sentences after rejecting challenges to knowledge and chain of custody.

  • S 18(1) presumption of possession
  • S 18(2) presumption of knowledge
  • S 33b alternative sentencing (courier exception and certificate of substantive assistance)
  • Chain of custody
  • Mandatory death penalty
  • Drug-trafficking
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Criminal law [2026] SGCA 17

AFFANDI BIN MOHAMED HASSAN v PUBLIC PROSECUTOR

The Court of Appeal dismissed an application to adduce fresh psychiatric evidence and the appeal against conviction and death sentence for drug trafficking.

  • Fresh evidence (s 392 cpc)
  • Inadequate legal assistance
  • Mere courier (s 33b mda)
  • Presumption of trafficking (s 17 mda)
  • Sentencing (death penalty vs life imprisonment)
  • Charge framing (s 132 cpc)
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Criminal law [2026] SGCA 15

Mustaqim Bin Abdul Kadir v PUBLIC PROSECUTOR

The Court of Appeal dismissed an application to adduce fresh psychiatric evidence and upheld a capital drug conviction, finding the evidence available at trial and not material.

  • Adducing fresh evidence on appeal
  • Abuse of process
  • Admissibility of statements
  • Inducement defence
  • Mandatory death penalty notice (mdp notice)
  • State of mind/drug withdrawal
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Criminal law [2024] SGHC 284

PUBLIC PROSECUTOR v Iswan Bin Ali

The High Court sentenced Iswan bin Ali to death after finding he was not a “courier” under s 33B of the MDA because he sourced drugs and could set the price.

  • Mandatory death penalty
  • S33b courier exception
  • Possession for purpose of trafficking
  • Alteration of charge (s128 cpc)
  • Mandatory-death-penalty
  • Courier-exception
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Criminal law [2024] SGCA 34

Siva Raman v PUBLIC PROSECUTOR

The Court of Appeal dismissed an application to review a concluded drug conviction appeal, finding the proposed fresh evidence and alleged errors did not show a miscarriage of justice.

  • Review of concluded appeal
  • Fresh evidence
  • Presumption of knowledge under s18(2) mda
  • S394h/s394j cpc criteria
  • Miscarriage of justice
  • Disclosure obligations
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Criminal law [2023] SGCA 44

TIKA PESIK v PUBLIC PROSECUTOR

The Court of Appeal summarily dismissed Tika Pesik’s criminal review application, holding that her alleged new evidence was speculative and did not show a miscarriage of justice.

  • Review of appellate decision
  • New evidence
  • Miscarriage of justice
  • Mandatory death penalty
  • Alternative sentencing (courier)
  • Criminal-review
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Criminal law [2023] SGCA 36

Eddie Lee Zheng Da v PUBLIC PROSECUTOR

The Court of Appeal dismissed both appeals in a drug-trafficking case, upholding Lee’s death sentence and Yap’s life sentence and cane.

  • Trafficking
  • Presumptions of possession and knowledge (ss 17 and 18 mda)
  • Sentencing (mandatory death; s33b alternative)
  • Prosecutorial discretion
  • Credibility and adverse inference under cautioned statements
  • Drug-trafficking
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Criminal law [2023] SGHC 278

MOHAMED FAIZEL AHMED v PUBLIC PROSECUTOR

The High Court refused leave to adduce fresh evidence and dismissed the appeal against drug convictions, finding the appellant failed to rebut MDA presumptions.

  • Misuse of drugs act presumptions
  • Fresh evidence admission (ladd v marshall test)
  • S22 mda consumption presumption
  • S18(2) mda knowledge presumption
  • Adverse inference from non-disclosure
  • Hearsay (evidence act s62)
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Criminal law [2023] SGHC 173

PUBLIC PROSECUTOR v Tristan Tan Yi Rui

The High Court convicted Tristan Tan Yi Rui of drug trafficking after finding he arranged the deal, received the bundle, knew it contained methamphetamine, and failed to rebut the trafficking presumption.

  • Trafficking
  • Possession
  • Presumptions under mda (s17, s18)
  • Digital evidence (mobile/whatsapp)
  • Dna evidence
  • Sentencing - capital punishment
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Criminal law [2023] SGHC 170

PUBLIC PROSECUTOR v Yogesswaran C Manogaran & Anor

The High Court convicted both accused of trafficking in diamorphine. It rejected chain-of-custody and irregularity arguments, and found both statutory presumptions unrebutted.

  • Trafficking in controlled drugs
  • Possession
  • Chain of custody
  • Presumption of knowledge (s 18(2) mda)
  • Presumption of trafficking (s 17(c) mda)
  • Consumption defence
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Singapore decisions are organised by court, judge, legal area and indexed issue so a practitioner can move from a proposition to a citable authority with the surrounding context intact.