The Beginning of Emergency Measures Act Inquiry 1

 "...From the CCF’s perspective, the fundamental question is whether the condition in the final clause of Section 3 of the Emergencies Act was met — that the Ottawa protests and border blockades could not be effectively dealt with under any other law of Canada, federal, provincial or municipal. This clause codifies the requirement that the Emergencies Act is a last resort, which can only be triggered when all other legal tools fall short.

And in the CCF’s view, that condition was clearly not met: as in Coutts and Windsor, the Ottawa protests were cleared using existing police powers. Evidence of former Ottawa police chief Peter Sloly recently disclosed confirms that the plan to clear protestors — including bringing 1,800 additional officers from across Canada to Ottawa — was in place without the declaration of the Emergencies Act...."

https://nationalpost.com/opinion/the-emergencies-act-was-never-meant-to-be-used-against-political-opponents