The department receives lots of correspondence. The Minister of Finance receives lots of correspondence from individuals and meets with groups. He tries to keep on top of changes in medical technology. Essentially, he looks at a couple of criteria in determining whether an expense should be eligible for the medical expense tax credit.
Is the purpose of the item to help with a medical condition? That's one of the factors that goes into the decision. There are lots of things that are closely related to helping with a medical condition that may have other applications as well. The second part is whether other applications may apply such that the primary benefit of extending the medical expense tax credit to this item would essentially fall outside of individuals who are the most in need of it.