Case Details
- Citation: [2021] SGCA 93
- Case Number: Civil Appeal No 196 of 2020
- Date of Decision: 30 September 2021
- Court: Court of Appeal of the Republic of Singapore
- Coram: Tay Yong Kwang JCA; Woo Bih Li JAD; Quentin Loh JAD
- Parties: Ng Li Ning (appellant) v Ting Jun Heng and another (respondents)
- Appellant/Plaintiff at trial: Ng Li Ning
- Respondents/Defendants at trial: Ting Jun Heng and another
- Legal Area: Tort — Negligence (motor accident; contributory negligence and apportionment of liability)
- Tribunal appealed from: High Court
- High Court decisions referenced: Ting Jun Heng v Yap Kok Hua and another [2021] SGHC 44; appeal from [2020] SGHC 211 (liability issue)
- Judgment length: 8 pages, 4,881 words
- Counsel for appellant: Anthony Wee and Koh Keh Jang Fendrick (Titanium Law Chambers LLC)
- Counsel for first respondent: Ramasamy s/o Karuppan Chettiar and Simone B Chettiar (Central Chambers Law Corporation)
- Counsel for second respondent: Teo Weng Kie, Shahira binte Mohd Anuar and Cham Xin Di Cindy (Tan Kok Quan Partnership)
- Core issue on appeal: Apportionment of liability between a straight-moving vehicle and a discretionary right-turning vehicle; whether the trial judge’s apportionment was inconsistent with local case law and guidance tools (MAG and MACO predictor)
- Key factual features: Collision at traffic lights-controlled cross-junction (Clementi Road intersecting Commonwealth Avenue West); Nissan travelling with traffic lights in its favour; Taxi making a right turn by following an “unknown vehicle” during a lull; passenger fatality and injuries
Summary
This Court of Appeal decision concerns the apportionment of liability in a serious motor accident at a traffic lights-controlled junction. The collision involved two vehicles: a Nissan travelling along Commonwealth Avenue West (“CAW”) with the traffic lights in its favour, and a taxi that was making a discretionary right turn into Clementi Road. The accident resulted in the death of a young female passenger in the taxi and injuries to other passengers.
The High Court had found that the taxi driver failed to keep a proper lookout and proceeded to turn by simply following an “unknown vehicle” without ensuring it was safe to do so. The High Court apportioned liability at 65% against the taxi driver and 35% against the Nissan driver, despite the Nissan having the right of way. The Nissan driver appealed, arguing that the apportionment should have been lower (closer to 0–20% in the “Discretionary Right Turn Scenario”), and that the trial judge’s approach was inconsistent with local authorities and with guidance tools such as the Motor Accident Guide (“MAG”) and the Motor Accident Claims Online (“MACO”) outcome predictor.
The Court of Appeal upheld the High Court’s apportionment. It emphasised that liability in motor accident cases is fact-sensitive and that the “Discretionary Right Turn Scenario” does not operate as a rigid rule that automatically fixes percentages. The Court also addressed the appellant’s reliance on general patterns in prior cases and on the MAG/MACO tools, explaining why those materials cannot displace the need for a holistic assessment of causation and blameworthiness in the particular circumstances.
What Were the Facts of This Case?
The accident occurred on Thursday, 19 April 2018, at about 7.30pm at a cross-junction where Clementi Road intersects Commonwealth Avenue West (“CAW”). The roads were dry and visibility was good. The junction was controlled by traffic lights. The Nissan, driven by the appellant, was travelling along CAW towards Boon Lay Way. The taxi, driven by the second respondent, was coming from the opposite direction of CAW and waiting to turn right into Clementi Road towards the Ayer Rajah Expressway (“AYE”).
At the time of the collision, the traffic lights were green in favour of the Nissan. For the taxi, the “green arrow” that would allow it to proceed to turn right had not yet come on. However, the taxi driver had discretion to proceed across the junction if it was safe to do so. There were other vehicles waiting behind the taxi in the right-turning lane, and also vehicles waiting in the other right-turning lane on the taxi’s left. Similarly, vehicles were waiting at the other side of CAW intending to turn right into Clementi Road in the direction of Upper Bukit Timah Road.
When there was a lull in traffic from CAW and the traffic lights remained green for vehicles travelling in the Nissan’s direction, two motorcycles waiting with the taxi and other vehicles in the turning lanes proceeded to cross the junction. The waiting vehicle to the left of the taxi also started to move forward; this vehicle was referred to at trial as the “unknown vehicle”. The taxi then followed. It was not disputed that the taxi driver merely followed the unknown vehicle without ensuring it was safe to do so, and that his view to the left was partially obstructed by the unknown vehicle.
As the unknown vehicle managed to cross the junction, the Nissan entered the junction. It narrowly missed colliding with the rear end of the unknown vehicle. Unfortunately, the taxi was then in the path of the Nissan. The Nissan smashed into the taxi’s left side with such force that the Nissan’s tyres were lifted off the road briefly. The taxi was spun across the junction and crossed the front view of vehicles stopped at Clementi Road heading towards Upper Bukit Timah Road. The rear left female passenger’s head was seen swinging outside the taxi’s rear left window, with the glass apparently shattered. She died at the scene. The taxi then started to reverse and eventually ended up along the stretch of Clementi Road leading to the AYE.
What Were the Key Legal Issues?
The appeal primarily concerned the apportionment of liability between the two drivers. Although the Nissan had the right of way at the junction, the taxi driver’s decision to proceed with a discretionary right turn raised the question of how liability should be allocated where a straight-moving vehicle collides with a vehicle that has encroached into its path.
A second issue concerned contributory negligence and the role of seat belts. The first respondent (a passenger in the taxi and plaintiff at trial) alleged that he was not wearing a seat belt. The trial judge treated seat belt usage as irrelevant to the occurrence of the collision, but relevant to the injuries suffered. On the evidence, the trial judge found that it was not proved that the passenger did not put on his seat belt, and therefore held that the passenger was not contributorily negligent for his injury. The appellant did not appeal against this finding, and the Court of Appeal did not need to revisit it.
Finally, the appeal raised a more systemic question: whether the trial judge’s apportionment was inconsistent with the established judicial approach in similar cases, particularly those described as the “Discretionary Right Turn Scenario”. The appellant argued that local cases, the MAG, and the MACO outcome predictor indicated that liability against the straight-moving vehicle should generally fall within a narrow range, and that the trial judge’s percentage allocation disrupted that equilibrium.
How Did the Court Analyse the Issues?
The Court of Appeal began by setting out the factual sequence and the evidential basis for the trial judge’s findings. A key feature of the case was the availability of video footage recorded by in-vehicle cameras. The footage captured the chain of events at the junction and the moments leading up to the collision, including the taxi’s movement following the unknown vehicle and the Nissan’s entry into the junction. The video footage with sound also captured the loud impact clearly. This evidential record supported the trial judge’s conclusion that the taxi driver’s conduct was causally significant and fell short of the standard of care required when making a discretionary right turn.
On the taxi driver’s liability, the Court of Appeal agreed with the High Court’s assessment that there was want of due care. The taxi driver proceeded to turn by simply following the unknown vehicle without ensuring it was safe to do so. The Court noted that the taxi driver’s view to the left was partially obstructed by the unknown vehicle, yet he did not take adequate steps to ensure that the Nissan would not collide with the taxi. The Court also accepted that the taxi driver failed to keep a proper lookout. In negligence terms, the Court treated this as a failure to take reasonable care to avoid foreseeable harm to other road users.
On the Nissan driver’s conduct, the Court of Appeal considered the trial judge’s findings that the Nissan was travelling above the speed limit. The trial judge concluded that the Nissan’s speed was between 74 and 87 kmph, with an average speed of 82 kmph. Even the lower end of that range exceeded the road’s speed limit of 70 kmph. The trial judge further found that the Nissan driver failed to exercise due care when approaching the junction, despite having the right of way. The Court of Appeal treated these findings as relevant to blameworthiness and causation, even though the Nissan had priority.
The Court of Appeal then addressed the appellant’s central argument: that the trial judge’s apportionment was inconsistent with a body of local authority and with guidance tools. The appellant relied on a set of local cases and foreign cases decided between 1992 and 2015 involving collisions between a straight-moving vehicle with traffic lights in its favour and a vehicle making a discretionary right turn into the path of the first vehicle. The appellant characterised this as a “Discretionary Right Turn Scenario” and argued that liability against the straight-moving vehicle was consistently assessed at between 0 and 20% in most cases, with only two outliers at 30% and 40%. He further argued that the MAG and the MACO outcome predictor recommended around 15% or 20% liability against the straight-moving vehicle.
The Court of Appeal rejected the attempt to convert those patterns into a rigid rule. It emphasised that apportionment is inherently fact-sensitive. While prior cases may provide useful guidance, they do not establish a mechanical percentage that must be applied whenever the broad scenario is present. The Court’s approach reflects established negligence principles: liability allocation depends on relative causative potency and moral blameworthiness, assessed in the context of the entire chain of events. Thus, even where a straight-moving vehicle has the right of way, the straight-moving driver may still bear a meaningful share of liability if his conduct (for example, excessive speed or failure to keep a proper lookout) contributed to the collision.
In this case, the Court of Appeal accepted that the Nissan driver’s speeding and failure to see the taxi until too late were not merely background facts. They were part of the causal and blameworthiness analysis. The trial judge had also considered the junction’s size and traffic conditions at around 7.30pm on a weekday evening, which made it more likely that multiple turning movements could occur. The Court therefore found that the trial judge’s holistic assessment was justified and not inconsistent with the proper method of apportionment.
As to the MAG and MACO predictor, the Court’s reasoning implicitly limits their role. These tools may assist parties and insurers in estimating outcomes, but they cannot override the court’s duty to determine liability based on the evidence and the applicable legal principles. The Court did not treat the MAG/MACO outputs as binding or determinative. Instead, it treated them as potentially informative but subordinate to the fact-specific judicial assessment.
What Was the Outcome?
The Court of Appeal dismissed the appeal and upheld the High Court’s apportionment of liability. Liability remained at 65% against the taxi driver (second respondent) and 35% against the Nissan driver (appellant). The practical effect was that the appellant remained responsible for 35% of the damages and costs consequences arising from the liability determination.
The High Court had also ordered both drivers to pay the passenger plaintiff costs fixed at $95,000 (excluding disbursements) for the trial on liability. The Court of Appeal’s decision maintained the overall liability allocation and thereby preserved the trial judge’s cost position in so far as it depended on the liability outcome.
Why Does This Case Matter?
This case is significant for practitioners because it clarifies the limits of “scenario-based” reasoning in motor accident apportionment. While lawyers often refer to patterns in prior decisions—such as the “Discretionary Right Turn Scenario”—Ng Li Ning v Ting Jun Heng confirms that courts will not apply a fixed percentage range as a matter of certainty. Instead, courts will conduct a holistic assessment of causation and blameworthiness, considering the full sequence of events leading to the collision.
For insurers and litigators, the decision also provides guidance on the evidential and analytical weight of speed, lookout, and the circumstances at the junction. Even where the straight-moving vehicle has the right of way, the straight-moving driver may still be found contributorily liable if he travels above the speed limit and fails to take reasonable care to avoid the risk created by vehicles making discretionary turns. Conversely, the discretionary turn driver’s failure to ensure safety before entering the path of oncoming traffic will attract substantial liability.
Finally, the case matters because it addresses the practical role of the MAG and MACO outcome predictor. Parties should treat these tools as aids to settlement and estimation rather than as substitutes for judicial fact-finding. Where the evidence supports a different apportionment based on relative causative potency and moral blameworthiness, the court will not be constrained by general statistical guidance.
Legislation Referenced
- (No specific statutes were identified in the provided judgment extract.)
Cases Cited
- [2015] SGCA 38
- [2015] SGHC 124
- [2020] SGHC 211
- [2021] SGCA 93
- [2021] SGHC 44
Source Documents
This article analyses [2021] SGCA 93 for legal research and educational purposes. It does not constitute legal advice. Readers should consult the full judgment for the Court's complete reasoning.