It isn't, in the legal sense, as indicated in the other thread (link in post 7). However, if BEV knows, they apparently will shut you down.
In Canada, it is illegal for an individual to subscribe to DirecTV and Dish. In the US, no such equivalent law exists.
It is illegal for the Canadian Service provider to knowingly supply signals to someone in the US - note the difference - the onus being on the corporation, not the individual.