Martin's Ontario Criminal Practice offers a current and authoritative explanation of the rules of practice in Ontario's criminal justice system. It includes a comprehensive review of:

Criminal Appeal Rules
Criminal Proceedings Rules of the Superior Court of Justice (annotated)
Rules of the Ontario Court of Justice in Criminal Proceedings (annotated)
Provincial Offences Act (relevant sections and regulations, annotated)
Regulations governing appeals under the Provincial Offences Act

What’s New

In addition to legislative updates, legal case updates emphasize the Crown's duty in evidence disclosure, the constitutional private records screening regime, and the impact of defence diligence on disclosure delays. New cases include:

R. v. Anderson, 2025 ONCA 172 1: Parties should make proactive use of early judicial pre-trial conferences to resolve issues around disclosure and election and move the case forward.
R. v. Keizer, 2024 ONCA 815 2: The Court ordered a new trial where the Crown conceded that the charges against the officer would have influenced the appellant’s decision to plead and there was a reasonable possibility that he would not have entered the plea.

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Martin's Ontario Criminal Practice, 2026 Edition

Martin's Ontario Criminal Practice, 2026 Edition