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Judicial Notice

7 reported decisions on this issue.

R v EAGLES

[1976] O.J. No. 1019

No summary has been written for this decision yet.

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R v FRIEDLAN

[1993] O.J. No. 720

No summary has been written for this decision yet.

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R v SOURLIS

[1998] O.J. No. 6274

No summary has been written for this decision yet.

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R v Wu

[1996] O.J. No. 5361

Ontario Court of Justice (Provincial Division) 30 August 1996 turn on red light

R. v. Wu

[1996] O.J. No. 5361
Ontario Court of Justice (Provincial Division) — Flaherty Prov. J. | August 30, 1996


Background

Shukin Wu was charged with failing to stop for a red light at an intersection in Brampton, Ontario. The prosecution's case relied on the testimony of witnesses, but there was a fundamental problem: none of the witnesses were asked what color the light actually was when Wu allegedly ran it. The Crown apparently assumed they could rely on judicial notice — the legal principle that allows courts to accept certain obvious facts without requiring proof.

Wu was initially convicted and fined $300. However, he appealed the decision, arguing that the prosecution had failed to prove the essential element of their case — that the traffic light was actually red when he proceeded through the intersection.

Issues

  1. Whether the court could take judicial notice that a traffic light was red without any direct evidence
  2. Whether the prosecution's failure to ask witnesses about the light's color was fatal to their case

The Evidence Gap

Justice Flaherty identified a critical flaw in the prosecution's approach. While courts can sometimes take judicial notice of obvious facts, this principle has limits. The judge noted that you cannot simply assume that because there's a traffic light at an intersection, it must have been red when the defendant went through it. Even if an officer regularly patrols that intersection or knows how the lights normally function, the court still needs some evidence about what was actually happening on that specific day.

The judge emphasized that "the operation of mechanical devices has been held in other cases to be something that judicial notice can not be taken of." Traffic lights are mechanical devices that can malfunction, and their operation on any given day requires proof, not assumptions.

Key Takeaway

The prosecution must prove every element of the offense, including seemingly obvious facts like what color a traffic light was.

If you're defending a red light charge, pay careful attention to whether the prosecution actually proved the light was red when you allegedly ran it. Sometimes the most basic elements of a case are overlooked, and that oversight can be fatal to the Crown's case.

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R v Wu [1996] OJ No 5361

[1996] OJ No 5361

No summary has been written for this decision yet.

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R v Yanitsky [2009] ONCJ 581

[2009] ONCJ 581

No summary has been written for this decision yet.

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General information, not legal advice. No case here has been re-checked for later history — read the decision itself before you rely on it.

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