En plus de signer un accord régional, l'Alberta et la Colombie-Britannique ont créé un modèle qu'ils jugeaient supérieur à l'ACI auquel d'autres peuvent adhérer.
It also reads that anyone who likes that agreement may sign on to it. In addition to signing a regional agreement, Alberta and B.C. set up a model that they thought was better than the AIT that people can sign on to.