As of March 30, 2022, the Department of Justice was tracking 245 charter challenges to MMPs. This represents 35% of all charter challenges to the Criminal Code that are being tracked by the department.
There are 27 challenges to MMPs for firearm offences, seven at the appellate court level and 20 at the trial court level. There are also two challenges to MMPs for drug offences, including trafficking, import, export and production, and both of those are at the trial level. Of all cases that were tracked by Justice Canada in the last decade and where a decision was rendered, 69% of the charter challenges to MMPs for drug offences were successful, and almost half of the charter challenges to MMPs for firearm offences were successful, at 48%.