It would violate the division of powers under what's called the BNA Act of 1867. The administration of justice is the purview of the provinces. I set out pieces of legislation like the Criminal Code and appoint judges, but I do not build courthouses, I do not hire court workers, I do not hire Crowns, I do not hire police, I do not track data and I do not build provincial detention facilities.
On December 2nd, 2024. See this statement in context.