A person can speak clearly about the future and still leave those who care for them with an extraordinarily difficult decision when that future arrives. This is one of the problems beneath the government's announcement about advance consent for medical assistance in dying. It is possible to respect a person's wish to decide ahead of time and still wonder what, exactly, that wish means once the person can no longer explain it.
Justice Canada has scheduled an October 27, 2026 briefing about planned legislation that would permit advance consent for adults diagnosed with an incurable illness expected to remove their ability to make the decision later, subject to safeguards. The government has also said it will not proceed with expanding eligibility where mental illness is the sole underlying medical condition. That is an announcement of policy direction. It isn't legislation already enacted, and the details of the safeguards have yet to be tested against an actual legislative text.
Advance planning is often described as a way to preserve autonomy. It can be. People may have deeply considered reasons for setting boundaries around what they would accept in their final illness. But a decision written in advance needs someone else to interpret it later. A written condition may seem precise when signed and uncertain when a person's circumstances change. A caregiver may see contentment where an earlier instruction anticipated suffering. Another may see suffering where the person once said they would never want to continue. Neither observation is a substitute for what the person actually chose, but both force the question of interpretation into the open.
The hardest part is that the individual remains a person throughout this process. Loss of decision-making capacity doesn't make present behaviour, comfort, distress or resistance disappear from moral consideration. Nor does the absence of an articulate explanation prove that an earlier choice was uninformed. The difficulty is not resolved by simply declaring that the past self always wins or that the present self always overrides the past. Each answer risks extinguishing something worth protecting.
This is why safeguards deserve more than an approving mention in a news summary. The question is who may interpret an instruction, what evidence they must consider, how disagreement is addressed, and what happens when the patient's present expressions seem inconsistent with the earlier request. Reasonable Canadians can disagree about how those questions should be answered. Anyone considering a legislative proposal needs to distinguish the genuine agreement about protecting human dignity from disagreement over the safeguards capable of doing so.
Whatever wording eventually reaches Parliament, the practical challenge will belong to people who never thought of themselves as participants in a legal theory. It will reach family members, clinicians, institutions and sometimes courts. A system that says it honours choice will have to show how it treats uncertainty without pretending uncertainty can be eliminated.