That might be part of the problem. They do it for specific positions or specific access to certain places, but not for the general worker.
Basically, it's reserved for people having authority over other people or people having authority with regard to the management of the inventory, like the checkers, the infamous checkers that we always talk about at the port of Montreal that were for a long time affiliated with the West End Gang—but that's old history.
Basically, of the 1,200 longshoremen working in the port, maybe 200 of them have security clearance because their jobs are not captured under the Transport Canada security clearance program.