Yes - just over 8,000fpe/10,000joules.

I think the probable reason was a roundabout method to make .5 BMG ctg. illegal. A number of people in Canada have them for long range shooting and that scares the shit out of the liberals/commies.
When numb-nut's father was PM, there was an attempt by that government to make any rifle with a scope, illegal as they are "similar to military (sniper) rifles".