Civil rights advocates and Muslim groups have vowed to challenge the application and constitutionality of the law in court. (slaw.ca)
Canada Nova Scotia outlines support for inquiry into abuses at Halifax orphanage, Canadian Press Owner of medical marijuana dispensaries challenges constitutionality of law, Canadian Press Final submissions expected at sentencing hearing for La Loche school shooter, Canadian Press (canadianlawyermag.com)
It's only on appeal that you get to argue about constitutionality of laws. (law.stackexchange.com)