Liu Huijian v Public Prosecutor [2026] SGHC 13

Case Details

• Citation: [2026] SGHC 13
• Court: General Division of the High Court of the Republic of Singapore
• Decision Date: 19 January 2026
• Coram: Aidan Xu J
• Case Number: Magistrate’s Appeal No 9233 of 2024
• Hearing Date(s): 11 August, 24 September 2025
• Appellant: Liu Huijian
• Respondent: Public Prosecutor
• Counsel for Appellant: The appellant in person
• Counsel for Respondent: Cheah Wenjie (Attorney-General’s Chambers)
• Practice Areas: Criminal Law — Appeal; Criminal Procedure and Sentencing; Evidence

Summary

The decision in Liu Huijian v Public Prosecutor [2026] SGHC 13 represents a significant clarification of the Singapore courts' approach to procedural irregularities in the initiation of criminal proceedings, specifically regarding the timing of the Public Prosecutor’s consent for certain statutory offenses. The appellant, Liu Huijian, was convicted in the District Court of importing 157 toy guns and toy gun parts without the requisite permit, an offense under regulation 3(1)(a) of the Regulation of Imports and Exports Regulations (1999 Rev Ed) ("RIER"), punishable under regulation 45(a) of the same. He was sentenced to nine days' imprisonment, which included a two-day uplift specifically attributed to his "egregious conduct" during the trial proceedings.

The primary doctrinal contribution of this judgment lies in its application of the "failure of justice" test to a breach of section 43 of the Regulation of Imports and Exports Act 1995 (2020 Rev Ed) ("RIEA"). Section 43 stipulates that the Public Prosecutor’s consent is a prerequisite for bringing a charge under the Act. In this instance, the trial had commenced before such consent was formally obtained. Aidan Xu J, sitting in the General Division of the High Court, had to determine whether this temporal lapse rendered the conviction and sentence null and void. Drawing on the Court of Appeal’s guidance in Rajendran s/o Nagarethinam v Public Prosecutor [2022] 3 SLR 689, the court held that a procedural irregularity—even one involving a statutory precondition for prosecution—does not automatically invalidate a conviction unless it results in a failure of justice. The court found that the appellant was fully aware of the charges and the evidence against him, and the late filing of the consent did not prejudice his defense.

Beyond the procedural issue, the case serves as a stern reminder of the evidentiary weight accorded to investigative statements recorded by the police. The appellant’s attempt to challenge the admissibility and reliability of his statement to Investigation Officer Roy Chong ("IO Chong") was rejected. The court emphasized that an accused person cannot merely allege fabrication at the appellate stage if they failed to put those specific allegations to the recording officer during cross-examination at trial. Furthermore, the judgment reinforces the court’s discretion to take judicial notice of certain facts under the Evidence Act 1893, particularly regarding the nature of items that are common knowledge or easily verifiable.

Finally, the case is notable for its sentencing analysis. The High Court upheld the District Judge’s decision to apply a sentencing uplift for the appellant’s conduct during the trial. This confirms that while an accused has the right to defend themselves, conduct that is deemed "egregious"—such as making baseless and scandalous allegations against public officers or the court—can legitimately be factored into the final sentence as an aggravating factor, provided it reflects on the accused's character and lack of remorse.

Timeline of Events

1. 16 November 2018: Police conducted two raids on the appellant’s HDB residence. During these raids, 157 toy guns and toy gun parts were discovered and seized.
2. 16 November 2018: Following the seizure, the appellant provided an investigative statement to Investigation Officer Roy Chong ("IO Chong"). In this statement, he made admissions regarding the importation of the items.
3. Post-November 2018: The items were sent for examination. The Police Licensing and Regulatory Department ("PLRD") confirmed that the items were toy guns or gun parts that required import permits under the RIER.
4. Trial Commencement (2024): The appellant was originally charged under s 13(1) of the Arms and Explosives Act (Cap 13, 2003 Rev Ed) ("AEA") for unauthorized possession of arms. During the trial, the charge was amended and substituted with the Importation Charge under the RIER.
5. Trial Proceedings: The trial proceeded before the Public Prosecutor’s formal consent under s 43 of the RIEA was obtained. The consent was only secured and filed after the trial had already begun.
6. 2025: The District Court delivered its decision in Public Prosecutor v Liu Huijian [2025] SGDC 53. The appellant was convicted and sentenced to nine days' imprisonment.
7. 11 August 2025: The first hearing of the Magistrate’s Appeal (MA 9233 of 2024) took place before Aidan Xu J.
8. 24 September 2025: The substantive hearing of the appeal continued.
9. 19 January 2026: Aidan Xu J delivered the judgment of the High Court, dismissing the appeal in its entirety.

What Were the Facts of This Case?

The factual matrix of this case centers on the discovery of a substantial cache of toy guns and related components within a residential setting. On 16 November 2018, law enforcement officers executed two separate raids on the appellant’s HDB unit. These operations resulted in the seizure of 157 items, which were subsequently categorized as toy guns and toy gun parts. The sheer volume of the items suggested a commercial or systematic importation rather than incidental possession. The prosecution's case was built on the premise that these items had been imported from China without the necessary permits required by Singapore’s regulatory framework for imports and exports.

The regulatory landscape for such items is governed by the RIER. Under regulation 3(1)(a), the importation of "goods" (which includes toy guns as per the schedules) is prohibited except under the authority of a permit granted by the relevant Director or an authorized officer. The Police Licensing and Regulatory Department ("PLRD") is the approving authority for the importation of such items. The prosecution alleged that the appellant had bypassed these requirements, bringing the items into Singapore through channels that avoided the scrutiny of the PLRD.

A critical piece of evidence was the investigative statement provided by the appellant to IO Chong on the day of the raids. In that statement, the appellant purportedly admitted to purchasing the toy guns from China and arranging for their shipment to Singapore. He also admitted to being aware that certain permits might be required but failing to obtain them. During the trial, the prosecution also relied on Exhibit P2, which consisted of 206 photographs taken during the seizure process. These photographs documented the state and location of the items as they were found in the appellant’s HDB unit, providing a visual record of the 157 items.

The appellant’s defense at trial was multifaceted and largely focused on challenging the integrity of the investigation. He argued that the police had no legal basis to conduct the search and seizure, claiming that the warrants (if any) were invalid or non-existent. He further contended that the seized items were not properly documented, alleging that the police failed to provide him with a contemporaneous seizure list. Most significantly, the appellant claimed that his statement to IO Chong was fabricated. He asserted that he had never made the admissions recorded in the statement and that the document was a product of police misconduct.

The procedural history of the case added a layer of complexity. The appellant was initially charged under the AEA for possession of "arms." However, as the trial progressed, the prosecution realized that the items, while resembling firearms, were more appropriately classified as toy guns under the RIER. Consequently, the charge was amended to the Importation Charge under the RIER. This amendment triggered the requirement for the Public Prosecutor’s consent under s 43 of the RIEA. Crucially, the trial continued and evidence was led before this consent was formally obtained and placed before the court. This procedural lapse became a central pillar of the appellant's challenge on appeal.

During the trial, the appellant's conduct was described by the District Judge as "egregious." He frequently interrupted proceedings, made scandalous allegations against the prosecution and the police, and was generally uncooperative. He chose to remain silent when called upon to give his defense, thereby failing to provide any testimonial evidence to rebut the prosecution’s case or to support his claims of statement fabrication. The District Judge eventually convicted him and imposed a sentence of nine days' imprisonment, which included a specific uplift for his behavior during the trial.

What Were the Key Legal Issues?

The appeal raised several significant legal issues that required the High Court to balance procedural strictness with the interests of substantive justice. The issues can be categorized into procedural validity, evidentiary admissibility, and sentencing principles.

• The Validity of the Conviction in Light of Late Consent: The primary legal question was whether the failure to obtain the Public Prosecutor’s consent under s 43 of the RIEA before the trial proceeded rendered the entire proceeding a nullity. This involved an interpretation of s 43 of the RIEA in conjunction with the "failure of justice" test found in the Criminal Procedure Code.
• The Admissibility and Reliability of the Investigative Statement: The court had to determine if the appellant’s statement to IO Chong was admissible under the Evidence Act. This required assessing whether the statement was made voluntarily and whether the appellant’s subsequent claims of fabrication—raised without being put to the witness during cross-examination—could undermine its reliability.
• The Exclusion of Evidence due to Procedural Irregularities: The appellant argued that the 157 toy guns should be excluded because the police failed to provide a seizure list at the time of the raid. The legal issue was whether the court should exercise its discretion to exclude evidence that was allegedly obtained through improper or illegal means, applying the principles from Muhammad bin Kadar v Public Prosecutor [2011] 3 SLR 1205.
• The Propriety of Taking Judicial Notice: A secondary issue was whether the trial court was entitled to take judicial notice of the fact that the seized items were indeed toy guns or gun parts, or whether this required specific expert testimony for every single item. This involved s 58 of the Evidence Act 1893.
• Sentencing Uplift for Trial Conduct: The court had to decide whether the appellant’s "egregious conduct" during the trial was a legally permissible aggravating factor that justified an uplift in the term of imprisonment.

How Did the Court Analyse the Issues?

The High Court’s analysis was methodical, addressing each of the appellant’s contentions by reference to established statutory provisions and judicial precedents. The judgment, delivered by Aidan Xu J, prioritized the substance of the evidence over technical procedural lapses that did not affect the fairness of the trial.

1. The Section 43 RIEA Consent Issue

The appellant’s most potent procedural argument was that the trial was invalid because it proceeded before the Public Prosecutor’s consent was obtained. Section 43 of the RIEA states that "No prosecution for any offence under this Act... shall be instituted except with the consent of the Public Prosecutor." The court noted that the trial had indeed commenced before this consent was secured. However, Aidan Xu J applied the test from Rajendran s/o Nagarethinam v Public Prosecutor [2022] 3 SLR 689. The court held:

"The test, as noted in Rajendran s/o Nagarethinam v Public Prosecutor [2022] 3 SLR 689 at [60], was whether the late consent resulted in a “failure of justice”" (at [35]).

The court found that there was no such failure. The appellant was aware of the nature of the Importation Charge, which had been substituted for the original AEA charge. The evidence remained the same, and the appellant had ample opportunity to cross-examine witnesses and prepare his defense. The late filing of the consent was a "procedural irregularity" that did not prejudice the appellant's substantive rights. Consequently, the court agreed with the Prosecution that the late consent "did not cause any injustice, and was therefore not material under the law" (at [35]).

2. Admissibility of the Investigative Statement

The appellant challenged the statement given to IO Chong on 16 November 2018, claiming it was fabricated. The court rejected this challenge on two main grounds. First, it noted that the appellant had failed to put the allegation of fabrication to IO Chong during cross-examination. Under the rule in Browne v Dunn, a party must put their case to the opposing witness if they intend to contradict them. The court observed that the appellant’s failure to do so meant his later claims carried little weight. Second, the court found the statement to be voluntary. There was no evidence of threat, inducement, or promise. The court held that minor typographical errors in the statement did not undermine its overall reliability, especially since the core admissions were consistent with the physical evidence found at the scene.

3. Search and Seizure Irregularities

Regarding the lack of a seizure list, the appellant argued for the exclusion of the 157 toy guns. The court referred to the "Kadar discretion" from Muhammad bin Kadar v Public Prosecutor [2011] 3 SLR 1205. The court explained that even if evidence is procured improperly or illegally, it is not automatically inadmissible. The court must weigh the prejudicial effect against the probative value. Aidan Xu J found that the 206 photographs in Exhibit P2 provided a robust record of the seized items. The failure to provide a written list at the time of the raid was a minor irregularity that did not cast doubt on the identity or quantity of the items seized. The probative value of the physical evidence far outweighed any prejudice caused by the procedural lapse.

4. Judicial Notice and the Nature of the Items

The appellant argued that the prosecution had not proven that each of the 157 items was a "toy gun" requiring a permit. The court dismissed this, noting that the nature of the items was clear from the photographs and the admissions in the appellant's own statement. Furthermore, the court held that it could take judicial notice of certain facts under s 58 of the Evidence Act 1893. Citing Zheng Yu Shan v Lian Beng Construction (1988) Pte Ltd [2009] 2 SLR(R) 587, the court noted that facts that are "not the subject of reasonable dispute" can be judicially noticed. The fact that these items were toy guns fell into this category.

5. Sentencing and Trial Conduct

Finally, the court addressed the sentencing uplift. The appellant had received a nine-day sentence, including a two-day uplift for "egregious conduct." The court held that while an accused person is entitled to a full defense, they are not entitled to abuse the process of the court. The appellant’s behavior—making scandalous allegations and being disruptive—was a relevant factor. The court found that the District Judge was correct to apply the uplift, as it reflected the appellant's lack of remorse and his attempt to obstruct the administration of justice. The court distinguished Public Prosecutor v Wong Ser Kuan [2007] SGDC 330, noting that the specific facts of the present case justified the sentence imposed.

What Was the Outcome?

The High Court dismissed the appeal against both conviction and sentence in its entirety. Aidan Xu J affirmed the findings of the District Judge, concluding that the prosecution had proven the Importation Charge beyond a reasonable doubt. The court found that the appellant’s admissions in his investigative statement, coupled with the physical evidence of 157 toy guns and parts found in his residence, were sufficient to sustain the conviction.

The operative paragraph of the judgment stated:

"For the above reasons, I dismissed the appellant’s appeal in its entirety." (at [60]).

The court made the following specific orders and findings:

• Conviction Upheld: The conviction for importing toy guns without a permit under regulation 3(1)(a) of the RIER was affirmed. The court found no merit in the arguments regarding the late Public Prosecutor’s consent or the admissibility of the evidence.
• Sentence Upheld: The sentence of nine days' imprisonment was found to be appropriate and not manifestly excessive. The court specifically endorsed the two-day uplift for the appellant’s conduct during the trial, noting that such conduct was "egregious" and warranted a higher sentence to reflect the gravity of the appellant's behavior in the face of the court.
• Costs: As this was a criminal appeal, no specific costs order was recorded in the extracted metadata, following the general principle that costs do not follow the event in criminal matters unless there is evidence of frivolous or vexatious conduct by the prosecution (which was not the case here).
• Bail and Execution: The appellant had already served his sentence by the time the final judgment was delivered, meaning no further orders regarding the commencement of the sentence were required.

Why Does This Case Matter?

Liu Huijian v Public Prosecutor is a significant decision for criminal practitioners in Singapore for several reasons. First, it provides a clear application of the "failure of justice" test to statutory preconditions for prosecution. Practitioners often encounter situations where a specific consent or authorization is required to initiate proceedings (e.g., under the RIEA or the Prevention of Corruption Act). This case confirms that a failure to obtain such consent before the trial starts is not a "get out of jail free" card for the defense. Unless the defense can demonstrate actual prejudice—such as being misled about the nature of the charge or being unable to meet the evidence—the court will likely treat the error as a curable procedural irregularity. This aligns with the broader judicial trend of prioritizing substantive justice over technical perfection in criminal procedure.

Second, the judgment reinforces the importance of the Browne v Dunn rule in the context of challenging police statements. It is a common defense strategy to allege that a statement was fabricated or coerced. However, this case makes it clear that such allegations must be front-loaded. If a defendant intends to argue that an IO fabricated a statement, that IO must be cross-examined on that specific point during the trial. Failure to do so will significantly diminish the credibility of the argument on appeal. This serves as a warning to defense counsel (and self-represented litigants) to be meticulous in their cross-examination of recording officers.

Third, the case clarifies the scope of the court's discretion to exclude evidence under the Kadar framework. The appellant's attempt to exclude the toy guns because of the lack of a seizure list failed because the court looked at the "probative value versus prejudicial effect" balance. The existence of photographic evidence (Exhibit P2) was crucial here. It suggests that as long as the integrity of the evidence can be verified through alternative means (like photos or body-worn camera footage), minor breaches of the Criminal Procedure Code during search and seizure will not lead to the exclusion of key physical evidence.

Fourth, the decision on the sentencing uplift for trial conduct is a rare but important precedent. It establishes that the way a defendant conducts their defense can have a direct impact on their liberty. While the right to a fair trial is sacrosanct, the court will not tolerate "egregious" behavior that insults the dignity of the court or makes baseless attacks on the integrity of public officers. This provides a legal basis for judges to manage disruptive litigants by using the ultimate sanction of an increased sentence.

Finally, the use of judicial notice under s 58 of the Evidence Act 1893 for the classification of regulated goods is a practical development. It reduces the need for the prosecution to call expert witnesses to testify on the obvious nature of common items, thereby streamlining the trial process for regulatory offenses.

Practice Pointers

• Verify Statutory Consents Early: Defense counsel should check at the earliest opportunity whether any required Public Prosecutor’s consents have been filed. While a late filing may not invalidate the trial, identifying the lapse early can be used to negotiate or to ensure that the defense is not prejudiced by any late changes to the charge.
• Adhere to the Rule in Browne v Dunn: When challenging the voluntariness or authenticity of a statement, ensure that every specific allegation (e.g., "the IO told me what to write" or "I never said paragraph 5") is put directly to the recording officer during cross-examination. Appellate courts will give little weight to "afterthought" allegations of fabrication.
• Document Search Irregularities: If there are procedural lapses during a search (like the failure to provide a seizure list), document these immediately. While they may not lead to the exclusion of evidence under the Kadar discretion, they can be used to challenge the weight of the evidence or the credibility of the searching officers.
• Advise Clients on Trial Conduct: This case is a clear warning that "egregious" conduct in court can lead to a sentencing uplift. Practitioners must advise clients—especially those who are highly emotional or prone to making scandalous allegations—that their behavior in the dock is being observed and can be treated as an aggravating factor reflecting a lack of remorse.
• Leverage Judicial Notice: For prosecutors, this case supports the use of judicial notice for the nature of regulated goods that are common knowledge. This can save significant time and resources in trials involving the importation of prohibited or regulated items.
• Review Photographic Evidence Carefully: In the absence of a formal seizure list, Exhibit P2 (the photographs) became the primary record of the seized items. Practitioners should meticulously review such exhibits to ensure they accurately reflect the items charged and their condition at the time of seizure.

Subsequent Treatment

As this judgment was delivered on 19 January 2026, there is no recorded subsequent treatment in the current extracted metadata. However, the ratio regarding the "failure of justice" test for s 43 RIEA consents is expected to be followed in other regulatory contexts where similar statutory preconditions exist. The endorsement of a sentencing uplift for "egregious conduct" at trial provides a modern authority for lower courts to manage disruptive litigants.

Legislation Referenced

• Evidence Act 1893 (2020 Rev Ed), s 58
• Evidence Act (Cap 97, 1997 Rev Ed)
• Explosives Act (Cap 13, 2003 Rev Ed), s 13(1)
• Regulation of Imports and Exports Act 1995 (2020 Rev Ed), s 43
• Regulation of Imports and Exports Regulations (1999 Rev Ed), regulation 3(1)(a), regulation 3(6)(a), regulation 4(2), regulation 45(a)
• Criminal Procedure Code (Cap 68, 2012 Rev Ed), s 423

Cases Cited

• Applied: Rajendran s/o Nagarethinam v Public Prosecutor [2022] 3 SLR 689 (at [60])
• Referred to: Muhammad bin Kadar v Public Prosecutor [2011] 3 SLR 1205
• Referred to: Thong Ah Fat v Public Prosecutor [2012] 1 SLR 676 (at [32])
• Referred to: Zheng Yu Shan v Lian Beng Construction (1988) Pte Ltd [2009] 2 SLR(R) 587 (at [27])
• Referred to: Public Prosecutor v Liu Huijian [2025] SGDC 53
• Referred to: Public Prosecutor v Wong Ser Kuan [2007] SGDC 330

Source Documents

• Original Judgment PDF (eLitigation)
• Case Summary on eLitigation